Property:Style architecture

Types of style architecture

None.

Parts of style architecture

None.

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A
Abelmoschus +
unbranched  +, branched  +
Abelmoschus esculentus +
unbranched  +, branched  +
Abutilon +
5-25-branched  +
Abutilon abutiloides +
8-10-branched  +
Abutilon berlandieri +
8-10-branched  +
Abutilon coahuilae +
5-branched  +
Abutilon fruticosum +
6-9-branched  +
Abutilon hirtum +
20-25-branched  +
Abutilon hulseanum +
12-branched  +
Abutilon hypoleucum +
13-15-branched  +
Abutilon incanum +
5-branched  +
Abutilon malacum +
5-branched  +
Abutilon mollicomum +
5-25-branched  +
Abutilon palmeri +
10-branched  +
Abutilon parishii +
6-8-branched  +
Abutilon parvulum +
5-branched  +
Abutilon permolle +
10-12-branched  +
Abutilon reventum +
10-branched  +
Abutilon theophrasti +
13-15-branched  +
Abutilon trisulcatum +
5-branched  +
Abutilon wrightii +
6-9-branched  +
Acalypha +
unbranched  +
Acalypha alopecuroidea +
unbranched  +
Acalypha arvensis +
unbranched  +
Acalypha australis +
unbranched  +
Acalypha californica +
unbranched  +
Acalypha chamaedrifolia +
unbranched  +
Acalypha deamii +
unbranched  +
Acalypha gracilens +
unbranched  +
Acalypha monococca +
unbranched  +
Acalypha monostachya +
unbranched  +
Acalypha neomexicana +
unbranched  +
Acalypha ostryifolia +
unbranched  +
Acalypha phleoides +
unbranched  +
Acalypha poiretii +
unbranched  +
Acalypha radians +
unbranched  +
Acalypha rhomboidea +
unbranched  +
Acalypha setosa +
unbranched  +
Acalypha virginica +
unbranched  +
Acalypha wilkesiana +
unbranched  +
Acamptopappus +
2-branched  +
Acamptopappus shockleyi +
2-branched  +
Acamptopappus sphaerocephalus +
2-branched  +
Acamptopappus sphaerocephalus var. hirtellus +
2-branched  +
Acamptopappus sphaerocephalus var. sphaerocephalus +
2-branched  +
Acanthospermum +
2-branched  +
Acanthospermum australe +
2-branched  +
Acanthospermum hispidum +
2-branched  +
Acanthospermum humile +
2-branched  +
Achillea +
2-branched  +
Achillea alpina +
2-branched  +
Achillea millefolium +
2-branched  +
Achillea nobilis +
2-branched  +
Achillea ptarmica +
2-branched  +
Achyrachaena +
2-branched  +
Achyrachaena mollis +
2-branched  +
Acmella +
2-branched  +
Acmella pusilla +
2-branched  +
Acmella repens +
2-branched  +
Acourtia +
2-branched  +
Acourtia microcephala +
2-branched  +
Acourtia nana +
2-branched  +
Acourtia runcinata +
2-branched  +
Acourtia thurberi +
2-branched  +
Acourtia wrightii +
2-branched  +
Acroptilon +
2-branched  +
Acroptilon repens +
2-branched  +
Adelia +
unbranched  +
Adelia vaseyi +
unbranched  +
Adenocaulon +
2-branched  +
Adenocaulon bicolor +
2-branched  +
Adenophyllum +
2-branched  +
Adenophyllum cooperi +
2-branched  +
Adenophyllum porophylloides +
2-branched  +
Adenophyllum wrightii +
2-branched  +
Adenophyllum wrightii var. wrightii +
2-branched  +
Agarista +
hollow  +
Agarista populifolia +
hollow  +
Ageratina +
2-branched  +
Ageratina adenophora +
2-branched  +
Ageratina altissima +
2-branched  +
Ageratina altissima var. altissima +
2-branched  +
Ageratina altissima var. roanensis +
2-branched  +
Ageratina aromatica +
2-branched  +
Ageratina havanensis +
2-branched  +
Ageratina herbacea +
2-branched  +
Ageratina jucunda +
2-branched  +
Ageratina lemmonii +
2-branched  +
Ageratina luciae-brauniae +
2-branched  +
Ageratina occidentalis +
2-branched  +
Ageratina paupercula +
2-branched  +
Ageratina rothrockii +
2-branched  +
Ageratina shastensis +
2-branched  +
Ageratina thyrsiflora +
2-branched  +
Ageratina wrightii +
2-branched  +
Ageratum +
2-branched  +
Ageratum conyzoides +
2-branched  +
Ageratum corymbosum +
2-branched  +
Ageratum houstonianum +
2-branched  +
Ageratum maritimum +
2-branched  +
Agnorhiza +
2-branched  +
Agnorhiza bolanderi +
2-branched  +
Agnorhiza elata +
2-branched  +
Agnorhiza invenusta +
2-branched  +
Agnorhiza ovata +
2-branched  +
Agnorhiza reticulata +
2-branched  +
Agoseris +
2-branched  +
Agoseris apargioides +
2-branched  +
Agoseris apargioides var. apargioides +
2-branched  +
Agoseris apargioides var. eastwoodiae +
2-branched  +
Agoseris apargioides var. maritima +
2-branched  +
Agoseris aurantiaca +
2-branched  +
Agoseris aurantiaca var. aurantiaca +
2-branched  +
Agoseris aurantiaca var. purpurea +
2-branched  +
Agoseris glauca +
2-branched  +
Agoseris glauca var. dasycephala +
2-branched  +
Agoseris glauca var. glauca +
2-branched  +
Agoseris grandiflora +
2-branched  +
Agoseris grandiflora var. grandiflora +
2-branched  +
Agoseris grandiflora var. leptophylla +
2-branched  +
Agoseris heterophylla +
2-branched  +
Agoseris heterophylla var. cryptopleura +
2-branched  +
Agoseris heterophylla var. heterophylla +
2-branched  +
Agoseris heterophylla var. quentinii +
2-branched  +
Agoseris hirsuta +
2-branched  +
Agoseris monticola +
2-branched  +
Agoseris parviflora +
2-branched  +
Agoseris retrorsa +
2-branched  +
Agoseris ×elata +
2-branched  +
Alcea +
[15-]20-40-branched  +
Alcea rosea +
[15-]20-40-branched  +
Alcea rugosa +
20-40-branched  +
Aletris +
3-branched  +
Aletris aurea +
3-branched  +
Aletris bracteata +
3-branched  +
Aletris farinosa +
3-branched  +
Aletris lutea +
3-branched  +
Aletris obovata +
3-branched  +
Alisma gramineum +
coiled  +
Allotropa +
hollow  +
Allotropa virgata +
hollow  +
Allowissadula +
5-branched  +
Allowissadula holosericea +
5-branched  +
Allowissadula lozanoi +
5-branched  +
Almutaster +
2-branched  +
Almutaster pauciflorus +
2-branched  +
Alophia +
branched  +
Alophia drummondii +
branching  +
Althaea +
unbranched  +, branched  +
Althaea armeniaca +
10-20-branched  +
Althaea cannabina +
unbranched  +, branched  +
Althaea hirsuta +
unbranched  +, branched  +
Althaea officinalis +
15-20-branched  +
Amauriopsis +
2-branched  +
Amauriopsis dissecta +
2-branched  +
Amberboa +
2-branched  +
Amberboa moschata +
2-branched  +
Amblyolepis +
2-branched  +
Amblyolepis setigera +
2-branched  +
Amblyopappus +
2-branched  +
Amblyopappus pusillus +
2-branched  +
Ambrosia +
2-branched  +
Ambrosia acanthicarpa +
2-branched  +
Ambrosia ambrosioides +
2-branched  +
Ambrosia artemisiifolia +
2-branched  +
Ambrosia bidentata +
2-branched  +
Ambrosia chamissonis +
2-branched  +
Ambrosia cheiranthifolia +
2-branched  +
Ambrosia chenopodiifolia +
2-branched  +
Ambrosia confertiflora +
2-branched  +
Ambrosia cordifolia +
2-branched  +
Ambrosia deltoidea +
2-branched  +
Ambrosia dumosa +
2-branched  +
Ambrosia eriocentra +
2-branched  +
Ambrosia grayi +
2-branched  +
Ambrosia hispida +
2-branched  +
Ambrosia ilicifolia +
2-branched  +
Ambrosia linearis +
2-branched  +
Ambrosia monogyra +
2-branched  +
Ambrosia psilostachya +
2-branched  +
Ambrosia pumila +
2-branched  +
Ambrosia salsola +
2-branched  +
Ambrosia tomentosa +
2-branched  +
Ambrosia trifida +
2-branched  +
Amoreuxia +
simple  +
Amoreuxia gonzalezii +
simple  +
Amoreuxia palmatifida +
simple  +
Amoreuxia wrightii +
simple  +
Ampelaster +
2-branched  +
Ampelaster carolinianus +
2-branched  +
Amphiachyris +
2-branched  +
Amphiachyris amoena +
2-branched  +
Amphiachyris dracunculoides +
2-branched  +
Amphipappus +
2-branched  +
Amphipappus fremontii +
2-branched  +
Amphipappus fremontii var. fremontii +
2-branched  +
Amphipappus fremontii var. spinosus +
2-branched  +
Anaphalis +
2-branched  +
Anaphalis margaritacea +
2-branched  +
Ancistrocarphus +
2-branched  +
Ancistrocarphus filagineus +
2-branched  +
Ancistrocarphus keilii +
2-branched  +
Andromeda +
hollow  +
Andromeda polifolia +
hollow  +
Andromeda polifolia var. latifolia +
hollow  +
Andromeda polifolia var. polifolia +
hollow  +
Anisocarpus +
2-branched  +
Anisocarpus madioides +
2-branched  +
Anisocarpus scabridus +
2-branched  +
Anisocoma +
2-branched  +
Anisocoma acaulis +
2-branched  +
Anoda +
5-19-branched  +
Anoda abutiloides +
5-branched  +
Anoda crenatiflora +
10-13-branched  +
Anoda cristata +
10-19-branched  +
Anoda lanceolata +
10-12-branched  +
Anoda pentaschista +
5-8-branched  +
Anoda reticulata +
10-11-branched  +
Anoda thurberi +
6-8-branched  +
Antennaria +
2-branched  +
Antennaria alpina +
2-branched  +
Antennaria anaphaloides +
2-branched  +
Antennaria arcuata +
2-branched  +
Antennaria argentea +
2-branched  +
Antennaria aromatica +
2-branched  +
Antennaria corymbosa +
2-branched  +
Antennaria densifolia +
2-branched  +
Antennaria dimorpha +
2-branched  +
Antennaria dioica +
2-branched  +
Antennaria flagellaris +
2-branched  +
Antennaria friesiana +
2-branched  +
Antennaria friesiana subsp. alaskana +
2-branched  +
Antennaria friesiana subsp. friesiana +
2-branched  +
Antennaria friesiana subsp. neoalaskana +
2-branched  +
Antennaria geyeri +
2-branched  +
Antennaria howellii +
2-branched  +
Antennaria howellii subsp. canadensis +
2-branched  +
Antennaria howellii subsp. howellii +
2-branched  +
Antennaria howellii subsp. neodioica +
2-branched  +
Antennaria howellii subsp. petaloidea +
2-branched  +
Antennaria lanata +
2-branched  +
Antennaria luzuloides +
2-branched  +
Antennaria luzuloides subsp. aberrans +
2-branched  +
Antennaria luzuloides subsp. luzuloides +
2-branched  +
Antennaria marginata +
2-branched  +
Antennaria media +
2-branched  +
Antennaria microphylla +
2-branched  +
Antennaria monocephala +
2-branched  +
Antennaria monocephala subsp. angustata +
2-branched  +
Antennaria monocephala subsp. monocephala +
2-branched  +
Antennaria neglecta +
2-branched  +
Antennaria parlinii +
2-branched  +
Antennaria parlinii subsp. fallax +
2-branched  +
Antennaria parlinii subsp. parlinii +
2-branched  +
Antennaria parvifolia +
2-branched  +
Antennaria plantaginifolia +
2-branched  +
Antennaria pulchella +
2-branched  +
Antennaria pulcherrima +
2-branched  +
Antennaria pulcherrima subsp. eucosma +
2-branched  +
Antennaria pulcherrima subsp. pulcherrima +
2-branched  +
Antennaria racemosa +
2-branched  +
Antennaria rosea +
2-branched  +
Antennaria rosea subsp. arida +
2-branched  +
Antennaria rosea subsp. confinis +
2-branched  +
Antennaria rosea subsp. pulvinata +
2-branched  +
Antennaria rosea subsp. rosea +
2-branched  +
Antennaria rosulata +
2-branched  +
Antennaria soliceps +
2-branched  +
Antennaria solitaria +
2-branched  +
Antennaria stenophylla +
2-branched  +
Antennaria suffrutescens +
2-branched  +
Antennaria umbrinella +
2-branched  +
Antennaria virginica +
2-branched  +
Anthemis +
2-branched  +
Anthemis arvensis +
2-branched  +
Anthemis cotula +
2-branched  +
Aphanostephus +
2-branched  +
Aphanostephus pilosus +
2-branched  +
Aphanostephus ramosissimus +
2-branched  +
Aphanostephus ramosissimus var. humilis +
2-branched  +
Aphanostephus ramosissimus var. ramosissimus +
2-branched  +
Aphanostephus riddellii +
2-branched  +
Aphanostephus skirrhobasis +
2-branched  +
Aphanostephus skirrhobasis var. kidderi +
2-branched  +
Aphanostephus skirrhobasis var. skirrhobasis +
2-branched  +
Aphanostephus skirrhobasis var. thalassius +
2-branched  +
Apteria +
3-branched  +
Apteria aphylla +
3-branched  +
Arbutus +
hollow  +
Arbutus arizonica +
hollow  +
Arbutus menziesii +
hollow  +
Arbutus xalapensis +
hollow  +
Arctanthemum +
2-branched  +
Arctanthemum arcticum +
2-branched  +
Arctanthemum arcticum subsp. arcticum +
2-branched  +
Arctanthemum arcticum subsp. polare +
2-branched  +
Arctium +
2-branched  +
Arctium lappa +
2-branched  +
Arctium minus +
2-branched  +
Arctium tomentosum +
2-branched  +
Arctostaphylos +
hollow  +
Arctostaphylos andersonii +
hollow  +
Arctostaphylos auriculata +
hollow  +
Arctostaphylos bakeri +
hollow  +
Arctostaphylos bakeri subsp. bakeri +
hollow  +
Arctostaphylos bakeri subsp. sublaevis +
hollow  +
Arctostaphylos canescens +
hollow  +
Arctostaphylos canescens subsp. canescens +
hollow  +
Arctostaphylos canescens subsp. sonomensis +
hollow  +
Arctostaphylos catalinae +
hollow  +
Arctostaphylos columbiana +
hollow  +
Arctostaphylos confertiflora +
hollow  +
Arctostaphylos crustacea +
hollow  +
Arctostaphylos crustacea subsp. crinita +
hollow  +
Arctostaphylos crustacea subsp. crustacea +
hollow  +
Arctostaphylos crustacea subsp. eastwoodiana +
hollow  +
Arctostaphylos crustacea subsp. insulicola +
hollow  +
Arctostaphylos crustacea subsp. rosei +
hollow  +
Arctostaphylos crustacea subsp. subcordata +
hollow  +
Arctostaphylos cruzensis +
hollow  +
Arctostaphylos densiflora +
hollow  +
Arctostaphylos edmundsii +
hollow  +
Arctostaphylos franciscana +
hollow  +
Arctostaphylos gabilanensis +
hollow  +
Arctostaphylos glandulosa +
hollow  +
Arctostaphylos glandulosa subsp. adamsii +
hollow  +
Arctostaphylos glandulosa subsp. crassifolia +
hollow  +
Arctostaphylos glandulosa subsp. cushingiana +
hollow  +
Arctostaphylos glandulosa subsp. gabrielensis +
hollow  +
Arctostaphylos glandulosa subsp. glandulosa +
hollow  +
Arctostaphylos glandulosa subsp. howellii +
hollow  +
Arctostaphylos glandulosa subsp. leucophylla +
hollow  +
Arctostaphylos glandulosa subsp. mollis +
hollow  +
Arctostaphylos glauca +
hollow  +
Arctostaphylos glutinosa +
hollow  +
Arctostaphylos hispidula +
hollow  +
Arctostaphylos hookeri +
hollow  +
Arctostaphylos hookeri subsp. hearstiorum +
hollow  +
Arctostaphylos hookeri subsp. hookeri +
hollow  +
Arctostaphylos hooveri +
hollow  +
Arctostaphylos imbricata +
hollow  +
Arctostaphylos insularis +
hollow  +
Arctostaphylos klamathensis +
hollow  +
Arctostaphylos luciana +
hollow  +
Arctostaphylos malloryi +
hollow  +
Arctostaphylos manzanita +
hollow  +
Arctostaphylos manzanita subsp. elegans +
hollow  +
Arctostaphylos manzanita subsp. glaucescens +
hollow  +
Arctostaphylos manzanita subsp. laevigata +
hollow  +
Arctostaphylos manzanita subsp. manzanita +
hollow  +
Arctostaphylos manzanita subsp. roofii +
hollow  +
Arctostaphylos manzanita subsp. wieslanderi +
hollow  +
Arctostaphylos mewukka +
hollow  +
Arctostaphylos mewukka subsp. mewukka +
hollow  +
Arctostaphylos mewukka subsp. truei +
hollow  +
Arctostaphylos montana +
hollow  +
Arctostaphylos montana subsp. montana +
hollow  +
Arctostaphylos montana subsp. ravenii +
hollow  +
Arctostaphylos montaraensis +
hollow  +
Arctostaphylos montereyensis +
hollow  +
Arctostaphylos morroensis +
hollow  +
Arctostaphylos myrtifolia +
hollow  +
Arctostaphylos nevadensis +
hollow  +
Arctostaphylos nevadensis subsp. knightii +
hollow  +
Arctostaphylos nevadensis subsp. nevadensis +
hollow  +
Arctostaphylos nissenana +
hollow  +
Arctostaphylos nortensis +
hollow  +
Arctostaphylos nummularia +
hollow  +
Arctostaphylos nummularia subsp. mendocinoensis +
hollow  +
Arctostaphylos nummularia subsp. nummularia +
hollow  +
Arctostaphylos obispoensis +
hollow  +
Arctostaphylos ohloneana +
hollow  +
Arctostaphylos osoensis +
hollow  +
Arctostaphylos otayensis +
hollow  +
Arctostaphylos pacifica +
hollow  +
Arctostaphylos pajaroensis +
hollow  +
Arctostaphylos pallida +
hollow  +
Arctostaphylos parryana +
hollow  +
Arctostaphylos parryana subsp. desertica +
hollow  +
Arctostaphylos parryana subsp. parryana +
hollow  +
Arctostaphylos parryana subsp. tumescens +
hollow  +
Arctostaphylos patula +
hollow  +
Arctostaphylos pechoensis +
hollow  +
Arctostaphylos pilosula +
hollow  +
Arctostaphylos pringlei +
hollow  +
Arctostaphylos pringlei subsp. drupacea +
hollow  +
Arctostaphylos pringlei subsp. pringlei +
hollow  +
Arctostaphylos pumila +
hollow  +
Arctostaphylos pungens +
hollow  +
Arctostaphylos purissima +
hollow  +
Arctostaphylos rainbowensis +
hollow  +
Arctostaphylos refugioensis +
hollow  +
Arctostaphylos regismontana +
hollow  +
Arctostaphylos rudis +
hollow  +
Arctostaphylos sensitiva +
hollow  +
Arctostaphylos silvicola +
hollow  +
Arctostaphylos stanfordiana +
hollow  +
Arctostaphylos stanfordiana subsp. decumbens +
hollow  +
Arctostaphylos stanfordiana subsp. raichei +
hollow  +
Arctostaphylos stanfordiana subsp. stanfordiana +
hollow  +
Arctostaphylos tomentosa +
hollow  +
Arctostaphylos tomentosa subsp. bracteosa +
hollow  +
Arctostaphylos tomentosa subsp. daciticola +
hollow  +
Arctostaphylos tomentosa subsp. hebeclada +
hollow  +
Arctostaphylos tomentosa subsp. tomentosa +
hollow  +
Arctostaphylos uva-ursi +
hollow  +
Arctostaphylos virgata +
hollow  +
Arctostaphylos viridissima +
hollow  +
Arctostaphylos viscida +
hollow  +
Arctostaphylos viscida subsp. mariposa +
hollow  +
Arctostaphylos viscida subsp. pulchella +
hollow  +
Arctostaphylos viscida subsp. viscida +
hollow  +
Arctotheca +
2-branched  +
Arctotheca calendula +
2-branched  +
Arctotis +
2-branched  +
Arctotis fastuosa +
2-branched  +
Arctotis stoechadifolia +
2-branched  +
Arctous +
hollow  +
Arctous alpina +
hollow  +
Arctous rubra +
hollow  +
Argyranthemum +
2-branched  +
Argyranthemum foeniculaceum +
2-branched  +
Argythamnia +
unbranched  +
Argythamnia adenophora +
unbranched  +
Argythamnia aphoroides +
unbranched  +
Argythamnia argothamnoides +
unbranched  +
Argythamnia argyraea +
unbranched  +
Argythamnia brandegeei +
unbranched  +
Argythamnia brandegeei var. intonsa +
unbranched  +
Argythamnia claryana +
unbranched  +
Argythamnia cyanophylla +
unbranched  +
Argythamnia humilis +
unbranched  +
Argythamnia lanceolata +
unbranched  +
Argythamnia mercurialina +
unbranched  +
Argythamnia mercurialina var. mercurialina +
unbranched  +
Argythamnia mercurialina var. pilosissima +
unbranched  +
Argythamnia serrata +
unbranched  +
Argythamnia simulans +
unbranched  +
Arida +
2-branched  +
Arida arizonica +
2-branched  +
Arida blepharophylla +
2-branched  +
Arida carnosa +
2-branched  +
Arida mattturneri +
2-branched  +
Arida parviflora +
2-branched  +
Arida riparia +
2-branched  +
Arnica +
2-branched  +
Arnica acaulis +
2-branched  +
Arnica angustifolia +
2-branched  +
Arnica angustifolia subsp. angustifolia +
2-branched  +
Arnica angustifolia subsp. tomentosa +
2-branched  +
Arnica cernua +
2-branched  +
Arnica chamissonis +
2-branched  +
Arnica cordifolia +
2-branched  +
Arnica dealbata +
2-branched  +
Arnica discoidea +
2-branched  +
Arnica fulgens +
2-branched  +
Arnica gracilis +
2-branched  +
Arnica griscomii +
2-branched  +
Arnica griscomii subsp. frigida +
2-branched  +
Arnica griscomii subsp. griscomii +
2-branched  +
Arnica lanceolata +
2-branched  +
Arnica lanceolata subsp. lanceolata +
2-branched  +
Arnica lanceolata subsp. prima +
2-branched  +
Arnica latifolia +
2-branched  +
Arnica lessingii +
2-branched  +
Arnica lonchophylla +
2-branched  +
Arnica longifolia +
2-branched  +
Arnica louiseana +
2-branched  +
Arnica mollis +
2-branched  +
Arnica nevadensis +
2-branched  +
Arnica ovata +
2-branched  +
Arnica parryi +
2-branched  +
Arnica rydbergii +
2-branched  +
Arnica sororia +
2-branched  +
Arnica spathulata +
2-branched  +
Arnica unalaschcensis +
2-branched  +
Arnica venosa +
2-branched  +
Arnica viscosa +
2-branched  +
Arnoglossum +
2-branched  +
Arnoglossum album +
2-branched  +
Arnoglossum atriplicifolium +
2-branched  +
Arnoglossum diversifolium +
2-branched  +
Arnoglossum floridanum +
2-branched  +
Arnoglossum ovatum +
2-branched  +
Arnoglossum plantagineum +
2-branched  +
Arnoglossum reniforme +
2-branched  +
Arnoglossum sulcatum +
2-branched  +
Arnoseris +
2-branched  +
Arnoseris minima +
2-branched  +
Artemisia +
2-branched  +
Artemisia abrotanum +
2-branched  +
Artemisia absinthium +
2-branched  +
Artemisia alaskana +
2-branched  +
Artemisia aleutica +
2-branched  +
Artemisia annua +
2-branched  +
Artemisia arbuscula +
2-branched  +
Artemisia arbuscula subsp. arbuscula +
2-branched  +
Artemisia arbuscula subsp. longiloba +
2-branched  +
Artemisia arbuscula subsp. thermopola +
2-branched  +
Artemisia biennis +
2-branched  +
Artemisia bigelovii +
2-branched  +
Artemisia borealis +
2-branched  +
Artemisia borealis subsp. borealis +
2-branched  +
Artemisia borealis subsp. richardsoniana +
2-branched  +
Artemisia californica +
2-branched  +
Artemisia campestris +
2-branched  +
Artemisia campestris subsp. canadensis +
2-branched  +
Artemisia campestris subsp. caudata +
2-branched  +
Artemisia campestris subsp. pacifica +
2-branched  +
Artemisia cana +
2-branched  +
Artemisia cana subsp. bolanderi +
2-branched  +
Artemisia cana subsp. cana +
2-branched  +
Artemisia cana subsp. viscidula +
2-branched  +
Artemisia carruthii +
2-branched  +
Artemisia douglasiana +
2-branched  +
Artemisia dracunculus +
2-branched  +
Artemisia filifolia +
2-branched  +
Artemisia franserioides +
2-branched  +
Artemisia frigida +
2-branched  +
Artemisia furcata +
2-branched  +
Artemisia globularia +
2-branched  +
Artemisia globularia subsp. globularia +
2-branched  +
Artemisia globularia subsp. lutea +
2-branched  +
Artemisia glomerata +
2-branched  +
Artemisia laciniata +
2-branched  +
Artemisia laciniata subsp. laciniata +
2-branched  +
Artemisia laciniata subsp. parryi +
2-branched  +
Artemisia longifolia +
2-branched  +
Artemisia ludoviciana +
2-branched  +
Artemisia ludoviciana subsp. albula +
2-branched  +
Artemisia ludoviciana subsp. candicans +
2-branched  +
Artemisia ludoviciana subsp. incompta +
2-branched  +
Artemisia ludoviciana subsp. ludoviciana +
2-branched  +
Artemisia ludoviciana subsp. mexicana +
2-branched  +
Artemisia ludoviciana subsp. redolens +
2-branched  +
Artemisia michauxiana +
2-branched  +
Artemisia nesiotica +
2-branched  +
Artemisia norvegica +
2-branched  +
Artemisia norvegica subsp. saxatilis +
2-branched  +
Artemisia nova +
2-branched  +
Artemisia packardiae +
2-branched  +
Artemisia palmeri +
2-branched  +
Artemisia papposa +
2-branched  +
Artemisia pattersonii +
2-branched  +
Artemisia pedatifida +
2-branched  +
Artemisia pontica +
2-branched  +
Artemisia porteri +
2-branched  +
Artemisia pycnocephala +
2-branched  +
Artemisia pygmaea +
2-branched  +
Artemisia rigida +
2-branched  +
Artemisia rothrockii +
2-branched  +
Artemisia rupestris +
2-branched  +
Artemisia scopulorum +
2-branched  +
Artemisia senjavinensis +
2-branched  +
Artemisia serrata +
2-branched  +
Artemisia spiciformis +
2-branched  +
Artemisia stelleriana +
2-branched  +
Artemisia subg. Absinthium +
2-branched  +
Artemisia subg. Artemisia +
2-branched  +
Artemisia subg. Drancunculus +
2-branched  +
Artemisia subg. Tridentatae +
2-branched  +
Artemisia suksdorfii +
2-branched  +
Artemisia tilesii +
2-branched  +
Artemisia tridentata +
2-branched  +
Artemisia tridentata subsp. parishii +
2-branched  +
Artemisia tridentata subsp. tridentata +
2-branched  +
Artemisia tridentata subsp. vaseyana +
2-branched  +
Artemisia tridentata subsp. wyomingensis +
2-branched  +
Artemisia tripartita +
2-branched  +
Artemisia tripartita subsp. rupicola +
2-branched  +
Artemisia tripartita subsp. tripartita +
2-branched  +
Artemisia vulgaris +
2-branched  +
Asanthus +
2-branched  +
Asanthus squamulosus +
2-branched  +
Asparagus +
3-branched  +
Asparagus aethiopicus +
3-branched  +
Asparagus asparagoides +
3-branched  +
Asparagus officinalis +
3-branched  +
Asparagus setaceus +
3-branched  +
Aster +
2-branched  +
Aster alpinus +
2-branched  +
Aster alpinus subsp. vierhapperi +
2-branched  +
Aster tataricus +
2-branched  +
Asteraceae +
2-branched  +
Asteraceae (tribe Heliantheae) subtribe Ambrosiinae +
2-branched  +
Asteraceae (tribe Heliantheae) subtribe Baeriinae +
2-branched  +
Asteraceae (tribe Heliantheae) subtribe Chaenactidinae +
2-branched  +
Asteraceae (tribe Heliantheae) subtribe Clappiinae +
2-branched  +
Asteraceae (tribe Heliantheae) subtribe Coreopsidinae +
2-branched  +
Asteraceae (tribe Heliantheae) subtribe Dimeresiinae +
2-branched  +
Asteraceae (tribe Heliantheae) subtribe Ecliptinae +
2-branched  +
Asteraceae (tribe Heliantheae) subtribe Flaveriinae +
2-branched  +
Asteraceae (tribe Heliantheae) subtribe Gaillardiinae +
2-branched  +
Asteraceae (tribe Heliantheae) subtribe Galinsoginae +
2-branched  +
Asteraceae (tribe Heliantheae) subtribe Guardiolinae +
2-branched  +
Asteraceae (tribe Heliantheae) subtribe Helianthinae +
2-branched  +
Asteraceae (tribe Heliantheae) subtribe Hymenopappinae +
2-branched  +
Asteraceae (tribe Heliantheae) subtribe Jaumeinae +
2-branched  +
Asteraceae (tribe Heliantheae) subtribe Madiinae +
2-branched  +
Asteraceae (tribe Heliantheae) subtribe Marshalliinae +
2-branched  +
Asteraceae (tribe Heliantheae) subtribe Melampodiinae +
2-branched  +
Asteraceae (tribe Heliantheae) subtribe Milleriinae +
2-branched  +
Asteraceae (tribe Heliantheae) subtribe Pectidinae +
2-branched  +
Asteraceae (tribe Heliantheae) subtribe Peritylinae +
2-branched  +
Asteraceae (tribe Heliantheae) subtribe Polymniinae +
2-branched  +
Asteraceae (tribe Heliantheae) subtribe Rudbeckiinae +
2-branched  +
Asteraceae (tribe Heliantheae) subtribe Varillinae +
2-branched  +
Asteraceae (tribe Heliantheae) subtribe Zaluzaniinae +
2-branched  +
Asteraceae tribe Anthemideae +
2-branched  +
Asteraceae tribe Arctotideae +
2-branched  +
Asteraceae tribe Astereae +
2-branched  +
Asteraceae tribe Calenduleae +
2-branched  +
Asteraceae tribe Cardueae +
2-branched  +
Asteraceae tribe Cichorieae +
2-branched  +
Asteraceae tribe Eupatorieae +
2-branched  +
Asteraceae tribe Gnaphalieae +
2-branched  +
Asteraceae tribe Heliantheae +
2-branched  +
Asteraceae tribe Inuleae +
2-branched  +
Asteraceae tribe Mutisieae +
2-branched  +
Asteraceae tribe Plucheeae +
2-branched  +
Asteraceae tribe Senecioneae +
2-branched  +
Asteraceae tribe Vernonieae +
2-branched  +
Astraea +
unbranched  +
Astraea lobata +
unbranched  +
Astranthium +
2-branched  +
Astranthium ciliatum +
2-branched  +
Astranthium integrifolium +
2-branched  +
Astranthium robustum +
2-branched  +
Atrichoseris +
2-branched  +
Atrichoseris platyphylla +
2-branched  +
B
Baccharis +
2-branched  +
Baccharis angustifolia +
2-branched  +
Baccharis bigelovii +
2-branched  +
Baccharis brachyphylla +
2-branched  +
Baccharis dioica +
2-branched  +
Baccharis glomeruliflora +
2-branched  +
Baccharis glutinosa +
2-branched  +
Baccharis halimifolia +
2-branched  +
Baccharis havardii +
2-branched  +
Baccharis malibuensis +
2-branched  +
Baccharis neglecta +
2-branched  +
Baccharis pilularis +
2-branched  +
Baccharis pilularis subsp. consanguinea +
2-branched  +
Baccharis pilularis subsp. pilularis +
2-branched  +
Baccharis plummerae +
2-branched  +
Baccharis plummerae subsp. glabrata +
2-branched  +
Baccharis plummerae subsp. plummerae +
2-branched  +
Baccharis pteronioides +
2-branched  +
Baccharis salicifolia +
2-branched  +
Baccharis salicina +
2-branched  +
Baccharis sarothroides +
2-branched  +
Baccharis sergiloides +
2-branched  +
Baccharis texana +
2-branched  +
Baccharis thesioides +
2-branched  +
Baccharis vanessae +
2-branched  +
Baccharis wrightii +
2-branched  +
Bahia +
2-branched  +
Bahia absinthifolia +
2-branched  +
Bahia bigelovii +
2-branched  +
Bahia biternata +
2-branched  +
Bahia pedata +
2-branched  +
Bahiopsis +
2-branched  +
Bahiopsis laciniata +
2-branched  +
Bahiopsis parishii +
2-branched  +
Bahiopsis reticulata +
2-branched  +
Baileya +
2-branched  +
Baileya multiradiata +
2-branched  +
Baileya pauciradiata +
2-branched  +
Baileya pleniradiata +
2-branched  +
Balduina +
2-branched  +
Balduina angustifolia +
2-branched  +
Balduina atropurpurea +
2-branched  +
Balduina uniflora +
2-branched  +
Balsamorhiza +
2-branched  +
Balsamorhiza careyana +
2-branched  +
Balsamorhiza deltoidea +
2-branched  +
Balsamorhiza hispidula +
2-branched  +
Balsamorhiza hookeri +
2-branched  +
Balsamorhiza incana +
2-branched  +
Balsamorhiza lanata +
2-branched  +
Balsamorhiza macrolepis +
2-branched  +
Balsamorhiza macrophylla +
2-branched  +
Balsamorhiza rosea +
2-branched  +
Balsamorhiza sagittata +
2-branched  +
Balsamorhiza sericea +
2-branched  +
Balsamorhiza serrata +
2-branched  +
Balsamorhiza subg. Artorhiza +
2-branched  +
Balsamorhiza subg. Balsamorhiza +
2-branched  +
Barkleyanthus +
2-branched  +
Barkleyanthus salicifolius +
2-branched  +
Bartlettia +
2-branched  +
Bartlettia scaposa +
2-branched  +
Bastardia +
6-8-branched  +
Bastardia viscosa +
6-8-branched  +
Batesimalva +
8-10[-16]-branched  +
Batesimalva violacea +
8-10[-16]-branched  +
Bebbia +
2-branched  +
Bebbia juncea +
2-branched  +
Bebbia juncea var. aspera +
2-branched  +
Bejaria +
hollow  +
Bejaria racemosa +
hollow  +
Belamcanda +
not branching  +
Belamcanda chinensis +
not branching  +
Bellis +
2-branched  +
Bellis perennis +
2-branched  +
Benitoa +
2-branched  +
Benitoa occidentalis +
2-branched  +
Berlandiera +
2-branched  +
Berlandiera lyrata +
2-branched  +
Berlandiera monocephala +
2-branched  +
Berlandiera pumila +
2-branched  +
Berlandiera subacaulis +
2-branched  +
Berlandiera texana +
2-branched  +
Berlandiera ×betonicifolia +
2-branched  +
Berlandiera ×humilis +
2-branched  +
Berlandiera ×macrophylla +
2-branched  +
Bernardia +
unbranched  +
Bernardia incana +
unbranched  +
Bernardia myricifolia +
unbranched  +
Bernardia obovata +
unbranched  +
Bidens +
2-branched  +
Bidens amplissima +
2-branched  +
Bidens aristosa +
2-branched  +
Bidens aurea +
2-branched  +
Bidens beckii +
2-branched  +
Bidens bidentoides +
2-branched  +
Bidens bigelovii +
2-branched  +
Bidens bipinnata +
2-branched  +
Bidens cernua +
2-branched  +
Bidens connata +
2-branched  +
Bidens discoidea +
2-branched  +
Bidens eatonii +
2-branched  +
Bidens frondosa +
2-branched  +
Bidens heterodoxa +
2-branched  +
Bidens heterosperma +
2-branched  +
Bidens hyperborea +
2-branched  +
Bidens laevis +
2-branched  +
Bidens lemmonii +
2-branched  +
Bidens leptocephala +
2-branched  +
Bidens mitis +
2-branched  +
Bidens pilosa +
2-branched  +
Bidens polylepis +
2-branched  +
Bidens tenuisecta +
2-branched  +
Bidens trichosperma +
2-branched  +
Bidens tripartita +
2-branched  +
Bidens vulgata +
2-branched  +
Bigelowia +
2-branched  +
Bigelowia nudata +
2-branched  +
Bigelowia nudata var. australis +
2-branched  +
Bigelowia nudata var. nudata +
2-branched  +
Bigelowia nuttallii +
2-branched  +
Billieturnera +
5-branched  +
Billieturnera helleri +
5-branched  +
Bischofia +
unbranched  +
Bischofia javanica +
unbranched  +
Blennosperma +
2-branched  +
Blennosperma bakeri +
2-branched  +
Blennosperma nanum +
2-branched  +
Blennosperma nanum var. nanum +
2-branched  +
Blennosperma nanum var. robustum +
2-branched  +
Blepharipappus +
2-branched  +
Blepharipappus scaber +
2-branched  +
Blepharizonia +
2-branched  +
Blepharizonia laxa +
2-branched  +
Blepharizonia plumosa +
2-branched  +
Boltonia +
2-branched  +
Boltonia apalachicolensis +
2-branched  +
Boltonia asteroides +
2-branched  +
Boltonia asteroides var. asteroides +
2-branched  +
Boltonia asteroides var. latisquama +
2-branched  +
Boltonia asteroides var. recognita +
2-branched  +
Boltonia caroliniana +
2-branched  +
Boltonia decurrens +
2-branched  +
Boltonia diffusa +
2-branched  +
Boltonia diffusa var. diffusa +
2-branched  +
Boltonia diffusa var. interior +
2-branched  +
Borrichia +
2-branched  +
Borrichia arborescens +
2-branched  +
Borrichia frutescens +
2-branched  +
Borrichia ×cubana +
2-branched  +
Bradburia +
2-branched  +
Bradburia hirtella +
2-branched  +
Bradburia pilosa +
2-branched  +
Breynia +
unbranched  +
Breynia disticha +
unbranched  +
Brickellia +
2-branched  +
Brickellia amplexicaulis +
2-branched  +
Brickellia atractyloides +
2-branched  +
Brickellia atractyloides var. arguta +
2-branched  +
Brickellia atractyloides var. atractyloides +
2-branched  +
Brickellia atractyloides var. odontolepis +
2-branched  +
Brickellia baccharidea +
2-branched  +
Brickellia betonicifolia +
2-branched  +
Brickellia brachyphylla +
2-branched  +
Brickellia californica +
2-branched  +
Brickellia chenopodina +
2-branched  +
Brickellia cordifolia +
2-branched  +
Brickellia coulteri +
2-branched  +
Brickellia coulteri var. brachiata +
2-branched  +
Brickellia coulteri var. coulteri +
2-branched  +
Brickellia cylindracea +
2-branched  +
Brickellia dentata +
2-branched  +
Brickellia desertorum +
2-branched  +
Brickellia eupatorioides +
2-branched  +
Brickellia eupatorioides var. chlorolepis +
2-branched  +
Brickellia eupatorioides var. corymbulosa +
2-branched  +
Brickellia eupatorioides var. eupatorioides +
2-branched  +
Brickellia eupatorioides var. floridana +
2-branched  +
Brickellia eupatorioides var. gracillima +
2-branched  +
Brickellia eupatorioides var. texana +
2-branched  +
Brickellia floribunda +
2-branched  +
Brickellia frutescens +
2-branched  +
Brickellia grandiflora +
2-branched  +
Brickellia greenei +
2-branched  +
Brickellia hinckleyi +
2-branched  +
Brickellia hinckleyi var. hinckleyi +
2-branched  +
Brickellia hinckleyi var. terlinguensis +
2-branched  +
Brickellia incana +
2-branched  +
Brickellia knappiana +
2-branched  +
Brickellia laciniata +
2-branched  +
Brickellia lemmonii +
2-branched  +
Brickellia lemmonii var. conduplicata +
2-branched  +
Brickellia lemmonii var. lemmonii +
2-branched  +
Brickellia longifolia +
2-branched  +
Brickellia longifolia var. longifolia +
2-branched  +
Brickellia longifolia var. multiflora +
2-branched  +
Brickellia microphylla +
2-branched  +
Brickellia microphylla var. microphylla +
2-branched  +
Brickellia microphylla var. scabra +
2-branched  +
Brickellia nevinii +
2-branched  +
Brickellia oblongifolia +
2-branched  +
Brickellia oblongifolia var. linifolia +
2-branched  +
Brickellia oblongifolia var. oblongifolia +
2-branched  +
Brickellia parvula +
2-branched  +
Brickellia pringlei +
2-branched  +
Brickellia rusbyi +
2-branched  +
Brickellia simplex +
2-branched  +
Brickellia venosa +
2-branched  +
Brickellia veronicifolia +
2-branched  +
Brickelliastrum +
2-branched  +
Brickelliastrum fendleri +
2-branched  +
Brintonia +
2-branched  +
Brintonia discoidea +
2-branched  +
Brosimum +
2-branched  +
Brosimum alicastrum +
2-branched  +
Broussonetia +
unbranched  +
Broussonetia papyrifera +
unbranched  +
Burmannia +
3-branched  +
Burmannia biflora +
3-branched  +
Burmannia capitata +
3-branched  +
Burmannia flava +
3-branched  +
Burmanniaceae +
3-branched  +
C
Cacaliopsis +
2-branched  +
Cacaliopsis nardosmia +
2-branched  +
Calandrinia +
branched  +
Calandrinia breweri +
branched  +
Calandrinia ciliata +
branched  +
Calendula +
2-branched  +
Calendula arvensis +
2-branched  +
Calendula officinalis +
2-branched  +
Callirhoë +
10-28-branched  +
Callirhoë alcaeoides +
10-28-branched  +
Callirhoë bushii +
10-28-branched  +
Callirhoë digitata +
10-28-branched  +
Callirhoë involucrata +
10-28-branched  +
Callirhoë involucrata var. involucrata +
10-28-branched  +
Callirhoë involucrata var. lineariloba +
10-28-branched  +
Callirhoë leiocarpa +
10-28-branched  +
Callirhoë papaver +
10-28-branched  +
Callirhoë pedata +
10-28-branched  +
Callirhoë scabriuscula +
10-28-branched  +
Callirhoë triangulata +
10-28-branched  +
Callisia +
simple  +
Callisia cordifolia +
simple  +
Callisia fragrans +
simple  +
Callisia graminea +
simple  +
Callisia micrantha +
simple  +
Callisia ornata +
simple  +
Callisia repens +
simple  +
Callisia rosea +
simple  +
Calluna +
hollow  +
Calluna vulgaris +
hollow  +
Calycadenia +
2-branched  +
Calycadenia fremontii +
2-branched  +
Calycadenia hooveri +
2-branched  +
Calycadenia micrantha +
2-branched  +
Calycadenia mollis +
2-branched  +
Calycadenia multiglandulosa +
2-branched  +
Calycadenia oppositifolia +
2-branched  +
Calycadenia pauciflora +
2-branched  +
Calycadenia spicata +
2-branched  +
Calycadenia truncata +
2-branched  +
Calycadenia villosa +
2-branched  +
Calycoseris +
2-branched  +
Calycoseris parryi +
2-branched  +
Calycoseris wrightii +
2-branched  +
Calydorea +
branching  +
Calydorea coelestina +
branching  +
Calyptocarpus +
2-branched  +
Calyptocarpus vialis +
2-branched  +
Canadanthus +
2-branched  +
Canadanthus modestus +
2-branched  +
Caperonia +
unbranched  +
Caperonia castaneifolia +
unbranched  +
Caperonia palustris +
unbranched  +
Carduus +
2-branched  +
Carduus acanthoides +
2-branched  +
Carduus acanthoides subsp. acanthoides +
2-branched  +
Carduus crispus +
2-branched  +
Carduus nutans +
2-branched  +
Carduus pycnocephalus +
2-branched  +
Carduus pycnocephalus subsp. pycnocephalus +
2-branched  +
Carduus tenuiflorus +
2-branched  +
Carlina +
2-branched  +
Carlina vulgaris +
2-branched  +
Carlina vulgaris subsp. vulgaris +
2-branched  +
Carlquistia +
2-branched  +
Carlquistia muirii +
2-branched  +
Carminatia +
2-branched  +
Carminatia tenuiflora +
2-branched  +
Carphephorus +
2-branched  +
Carphephorus bellidifolius +
2-branched  +
Carphephorus carnosus +
2-branched  +
Carphephorus corymbosus +
2-branched  +
Carphephorus odoratissimus +
2-branched  +
Carphephorus odoratissimus var. odoratissimus +
2-branched  +
Carphephorus odoratissimus var. subtropicanus +
2-branched  +
Carphephorus paniculatus +
2-branched  +
Carphephorus pseudoliatris +
2-branched  +
Carphephorus tomentosus +
2-branched  +
Carphochaete +
2-branched  +
Carphochaete bigelovii +
2-branched  +
Carthamus +
2-branched  +
Carthamus creticus +
2-branched  +
Carthamus lanatus +
2-branched  +
Carthamus leucocaulos +
2-branched  +
Carthamus tinctorius +
2-branched  +
Cassiope +
hollow  +
Cassiope lycopodioides +
hollow  +
Cassiope mertensiana +
hollow  +
Cassiope mertensiana subsp. californica +
hollow  +
Cassiope mertensiana subsp. ciliolata +
hollow  +
Cassiope mertensiana subsp. gracilis +
hollow  +
Cassiope mertensiana subsp. mertensiana +
hollow  +
Cassiope tetragona +
hollow  +
Cassiope tetragona subsp. saximontana +
hollow  +
Cassiope tetragona subsp. tetragona +
hollow  +
Casuarina +
2-branched  +
Casuarina cunninghamiana +
2-branched  +
Casuarina cunninghamiana subsp. cunninghamiana +
2-branched  +
Casuarina equisetifolia +
2-branched  +
Casuarina equisetifolia subsp. equisetifolia +
2-branched  +
Casuarina glauca +
2-branched  +
Casuarinaceae +
2-branched  +
Celtis +
sessile  +
Celtis laevigata +
sessile  +
Celtis lindheimeri +
sessile  +
Celtis occidentalis +
sessile  +
Celtis pallida +
sessile  +
Celtis reticulata +
sessile  +
Celtis tenuifolia +
sessile  +
Centaurea +
2-branched  +
Centaurea benedicta +
2-branched  +
Centaurea calcitrapa +
2-branched  +
Centaurea cyanus +
2-branched  +
Centaurea depressa +
2-branched  +
Centaurea diffusa +
2-branched  +
Centaurea diluta +
2-branched  +
Centaurea iberica +
2-branched  +
Centaurea jacea +
2-branched  +
Centaurea macrocephala +
2-branched  +
Centaurea melitensis +
2-branched  +
Centaurea montana +
2-branched  +
Centaurea nigra +
2-branched  +
Centaurea nigrescens +
2-branched  +
Centaurea phrygia +
2-branched  +
Centaurea scabiosa +
2-branched  +
Centaurea solstitialis +
2-branched  +
Centaurea stoebe +
2-branched  +
Centaurea stoebe subsp. micranthos +
2-branched  +
Centaurea sulphurea +
2-branched  +
Centaurea virgata +
2-branched  +
Centaurea virgata subsp. squarrosa +
2-branched  +
Centaurea ×moncktonii +
2-branched  +
Centratherum +
2-branched  +
Centratherum punctatum +
2-branched  +
Centromadia +
2-branched  +
Centromadia fitchii +
2-branched  +
Centromadia parryi +
2-branched  +
Centromadia parryi subsp. australis +
2-branched  +
Centromadia parryi subsp. congdonii +
2-branched  +
Centromadia parryi subsp. parryi +
2-branched  +
Centromadia parryi subsp. rudis +
2-branched  +
Centromadia pungens +
2-branched  +
Centromadia pungens subsp. laevis +
2-branched  +
Centromadia pungens subsp. pungens +
2-branched  +
Ceratiola +
hollow  +
Ceratiola ericoides +
hollow  +
Chaenactis +
2-branched  +
Chaenactis alpigena +
2-branched  +
Chaenactis artemisiifolia +
2-branched  +
Chaenactis carphoclinia +
2-branched  +
Chaenactis carphoclinia var. carphoclinia +
2-branched  +
Chaenactis carphoclinia var. peirsonii +
2-branched  +
Chaenactis cusickii +
2-branched  +
Chaenactis douglasii +
2-branched  +
Chaenactis douglasii var. alpina +
2-branched  +
Chaenactis douglasii var. douglasii +
2-branched  +
Chaenactis evermannii +
2-branched  +
Chaenactis fremontii +
2-branched  +
Chaenactis glabriuscula +
2-branched  +
Chaenactis glabriuscula var. glabriuscula +
2-branched  +
Chaenactis glabriuscula var. heterocarpha +
2-branched  +
Chaenactis glabriuscula var. lanosa +
2-branched  +
Chaenactis glabriuscula var. megacephala +
2-branched  +
Chaenactis glabriuscula var. orcuttiana +
2-branched  +
Chaenactis macrantha +
2-branched  +
Chaenactis nevadensis +
2-branched  +
Chaenactis nevii +
2-branched  +
Chaenactis parishii +
2-branched  +
Chaenactis santolinoides +
2-branched  +
Chaenactis sect. Acarphaea +
2-branched  +
Chaenactis sect. Chaenactis +
2-branched  +
Chaenactis sect. Macrocarphus +
2-branched  +
Chaenactis stevioides +
2-branched  +
Chaenactis suffrutescens +
2-branched  +
Chaenactis thompsonii +
2-branched  +
Chaenactis xantiana +
2-branched  +
Chaetadelpha +
2-branched  +
Chaetadelpha wheeleri +
2-branched  +
Chaetopappa +
2-branched  +
Chaetopappa asteroides +
2-branched  +
Chaetopappa asteroides var. asteroides +
2-branched  +
Chaetopappa asteroides var. grandis +
2-branched  +
Chaetopappa bellidifolia +
2-branched  +
Chaetopappa bellioides +
2-branched  +
Chaetopappa effusa +
2-branched  +
Chaetopappa ericoides +
2-branched  +
Chaetopappa hersheyi +
2-branched  +
Chaetopappa imberbis +
2-branched  +
Chaetopappa parryi +
2-branched  +
Chamaechaenactis +
2-branched  +
Chamaechaenactis scaposa +
2-branched  +
Chamaedaphne +
hollow  +
Chamaedaphne calyculata +
hollow  +
Chamaemelum +
2-branched  +
Chamaemelum fuscatum +
2-branched  +
Chamaemelum nobile +
2-branched  +
Chaptalia +
2-branched  +
Chaptalia albicans +
2-branched  +
Chaptalia texana +
2-branched  +
Chaptalia tomentosa +
2-branched  +
Chasmanthe +
branching  +
Chasmanthe floribunda +
branching  +
Chimaphila +
hollow  +
Chimaphila maculata +
hollow  +
Chimaphila menziesii +
hollow  +
Chimaphila umbellata +
hollow  +
Chimaphila umbellata subsp. umbellata +
hollow  +
Chionodoxa +
simple  +
Chionodoxa luciliae +
simple  +
Chloracantha +
2-branched  +
Chloracantha spinosa +
2-branched  +
Chloracantha spinosa var. spinosa +
2-branched  +
Chondrilla +
2-branched  +
Chondrilla juncea +
2-branched  +
Chorisiva +
2-branched  +
Chorisiva nevadensis +
2-branched  +
Chromolaena +
2-branched  +
Chromolaena bigelovii +
2-branched  +
Chromolaena frustrata +
2-branched  +
Chromolaena ivifolia +
2-branched  +
Chromolaena odorata +
2-branched  +
Chrysactinia +
2-branched  +
Chrysactinia mexicana +
2-branched  +
Chrysanthemoides +
2-branched  +
Chrysanthemoides monilifera +
2-branched  +
Chrysogonum +
2-branched  +
Chrysogonum virginianum +
2-branched  +
Chrysogonum virginianum var. australe +
2-branched  +
Chrysogonum virginianum var. brevistolon +
2-branched  +
Chrysogonum virginianum var. virginianum +
2-branched  +
Chrysoma +
2-branched  +
Chrysoma pauciflosculosa +
2-branched  +
Chrysopsis +
2-branched  +
Chrysopsis delaneyi +
2-branched  +
Chrysopsis floridana +
2-branched  +
Chrysopsis godfreyi +
2-branched  +
Chrysopsis gossypina +
2-branched  +
Chrysopsis gossypina subsp. cruiseana +
2-branched  +
Chrysopsis gossypina subsp. gossypina +
2-branched  +
Chrysopsis gossypina subsp. hyssopifolia +
2-branched  +
Chrysopsis highlandsensis +
2-branched  +
Chrysopsis lanuginosa +
2-branched  +
Chrysopsis latisquamea +
2-branched  +
Chrysopsis linearifolia +
2-branched  +
Chrysopsis linearifolia subsp. dressii +
2-branched  +
Chrysopsis linearifolia subsp. linearifolia +
2-branched  +
Chrysopsis mariana +
2-branched  +
Chrysopsis scabrella +
2-branched  +
Chrysopsis subulata +
2-branched  +
Chrysothamnus +
2-branched  +
Chrysothamnus depressus +
2-branched  +
Chrysothamnus eremobius +
2-branched  +
Chrysothamnus greenei +
2-branched  +
Chrysothamnus humilis +
2-branched  +
Chrysothamnus molestus +
2-branched  +
Chrysothamnus scopulorum +
2-branched  +
Chrysothamnus stylosus +
2-branched  +
Chrysothamnus vaseyi +
2-branched  +
Chrysothamnus viscidiflorus +
2-branched  +
Chrysothamnus viscidiflorus subsp. axillaris +
2-branched  +
Chrysothamnus viscidiflorus subsp. lanceolatus +
2-branched  +
Chrysothamnus viscidiflorus subsp. planifolius +
2-branched  +
Chrysothamnus viscidiflorus subsp. puberulus +
2-branched  +
Chrysothamnus viscidiflorus subsp. viscidiflorus +
2-branched  +
Cichorium +
2-branched  +
Cichorium intybus +
2-branched  +
Cienfuegosia +
unbranched  +, branched  +
Cienfuegosia drummondii +
unbranched  +, branched  +
Cienfuegosia yucatanensis +
unbranched  +, branched  +
Cirsium +
2-branched  +
Cirsium altissimum +
2-branched  +
Cirsium andersonii +
2-branched  +
Cirsium andrewsii +
2-branched  +
Cirsium arizonicum +
2-branched  +
Cirsium arizonicum var. arizonicum +
2-branched  +
Cirsium arizonicum var. bipinnatum +
2-branched  +
Cirsium arizonicum var. chellyense +
2-branched  +
Cirsium arizonicum var. rothrockii +
2-branched  +
Cirsium arizonicum var. tenuisectum +
2-branched  +
Cirsium arvense +
2-branched  +
Cirsium barnebyi +
2-branched  +
Cirsium brevifolium +
2-branched  +
Cirsium brevistylum +
2-branched  +
Cirsium canescens +
2-branched  +
Cirsium carolinianum +
2-branched  +
Cirsium ciliolatum +
2-branched  +
Cirsium clavatum +
2-branched  +
Cirsium clavatum var. americanum +
2-branched  +
Cirsium clavatum var. clavatum +
2-branched  +
Cirsium clavatum var. osterhoutii +
2-branched  +
Cirsium crassicaule +
2-branched  +
Cirsium cymosum +
2-branched  +
Cirsium cymosum var. canovirens +
2-branched  +
Cirsium cymosum var. cymosum +
2-branched  +
Cirsium discolor +
2-branched  +
Cirsium douglasii +
2-branched  +
Cirsium douglasii var. breweri +
2-branched  +
Cirsium douglasii var. douglasii +
2-branched  +
Cirsium drummondii +
2-branched  +
Cirsium eatonii +
2-branched  +
Cirsium eatonii var. clokeyi +
2-branched  +
Cirsium eatonii var. eatonii +
2-branched  +
Cirsium eatonii var. eriocephalum +
2-branched  +
Cirsium eatonii var. hesperium +
2-branched  +
Cirsium eatonii var. murdockii +
2-branched  +
Cirsium eatonii var. peckii +
2-branched  +
Cirsium eatonii var. viperinum +
2-branched  +
Cirsium edule +
2-branched  +
Cirsium edule var. edule +
2-branched  +
Cirsium edule var. macounii +
2-branched  +
Cirsium edule var. wenatchense +
2-branched  +
Cirsium engelmannii +
2-branched  +
Cirsium flodmanii +
2-branched  +
Cirsium foliosum +
2-branched  +
Cirsium fontinale +
2-branched  +
Cirsium fontinale var. campylon +
2-branched  +
Cirsium fontinale var. fontinale +
2-branched  +
Cirsium fontinale var. obispoense +
2-branched  +
Cirsium grahamii +
2-branched  +
Cirsium helenioides +
2-branched  +
Cirsium hookerianum +
2-branched  +
Cirsium horridulum +
2-branched  +
Cirsium horridulum var. horridulum +
2-branched  +
Cirsium horridulum var. megacanthum +
2-branched  +
Cirsium horridulum var. vittatum +
2-branched  +
Cirsium hydrophilum +
2-branched  +
Cirsium hydrophilum var. hydrophilum +
2-branched  +
Cirsium hydrophilum var. vaseyi +
2-branched  +
Cirsium inamoenum +
2-branched  +
Cirsium inamoenum var. davisii +
2-branched  +
Cirsium inamoenum var. inamoenum +
2-branched  +
Cirsium joannae +
2-branched  +
Cirsium kamtschaticum +
2-branched  +
Cirsium lecontei +
2-branched  +
Cirsium longistylum +
2-branched  +
Cirsium mohavense +
2-branched  +
Cirsium muticum +
2-branched  +
Cirsium neomexicanum +
2-branched  +
Cirsium nuttallii +
2-branched  +
Cirsium occidentale +
2-branched  +
Cirsium occidentale var. californicum +
2-branched  +
Cirsium occidentale var. candidissimum +
2-branched  +
Cirsium occidentale var. compactum +
2-branched  +
Cirsium occidentale var. coulteri +
2-branched  +
Cirsium occidentale var. lucianum +
2-branched  +
Cirsium occidentale var. occidentale +
2-branched  +
Cirsium occidentale var. venustum +
2-branched  +
Cirsium ochrocentrum +
2-branched  +
Cirsium ochrocentrum var. martinii +
2-branched  +
Cirsium ochrocentrum var. ochrocentrum +
2-branched  +
Cirsium ownbeyi +
2-branched  +
Cirsium palustre +
2-branched  +
Cirsium parryi +
2-branched  +
Cirsium perplexans +
2-branched  +
Cirsium pitcheri +
2-branched  +
Cirsium praeteriens +
2-branched  +
Cirsium pulcherrimum +
2-branched  +
Cirsium pulcherrimum var. aridum +
2-branched  +
Cirsium pulcherrimum var. pulcherrimum +
2-branched  +
Cirsium pumilum +
2-branched  +
Cirsium pumilum var. hillii +
2-branched  +
Cirsium pumilum var. pumilum +
2-branched  +
Cirsium quercetorum +
2-branched  +
Cirsium remotifolium +
2-branched  +
Cirsium remotifolium var. odontolepis +
2-branched  +
Cirsium remotifolium var. remotifolium +
2-branched  +
Cirsium remotifolium var. rivulare +
2-branched  +
Cirsium repandum +
2-branched  +
Cirsium rhothophilum +
2-branched  +
Cirsium rydbergii +
2-branched  +
Cirsium scariosum +
2-branched  +
Cirsium scariosum var. americanum +
2-branched  +
Cirsium scariosum var. citrinum +
2-branched  +
Cirsium scariosum var. coloradense +
2-branched  +
Cirsium scariosum var. congdonii +
2-branched  +
Cirsium scariosum var. robustum +
2-branched  +
Cirsium scariosum var. scariosum +
2-branched  +
Cirsium scariosum var. thorneae +
2-branched  +
Cirsium scariosum var. toiyabense +
2-branched  +
Cirsium texanum +
2-branched  +
Cirsium tracyi +
2-branched  +
Cirsium turneri +
2-branched  +
Cirsium undulatum +
2-branched  +
Cirsium vinaceum +
2-branched  +
Cirsium virginianum +
2-branched  +
Cirsium vulgare +
2-branched  +
Cirsium wheeleri +
2-branched  +
Cirsium wrightii +
2-branched  +
Cistanthe +
branched  +
Cistanthe ambigua +
branched  +
Cistanthe maritima +
branched  +
Cistanthe monandra +
branched  +
Cistanthe monosperma +
branched  +
Cistanthe parryi +
branched  +
Cistanthe pulchella +
branched  +
Cistanthe pygmaea +
branched  +
Cistanthe quadripetala +
branched  +
Cistanthe rosea +
branched  +
Cistanthe tweedyi +
branched  +
Cistanthe umbellata +
branched  +
Cladanthus +
2-branched  +
Cladanthus mixtus +
2-branched  +
Clappia +
2-branched  +
Clappia suaedifolia +
2-branched  +
Claytonia +
branched  +
Claytonia acutifolia +
branched  +
Claytonia arctica +
branched  +
Claytonia arenicola +
branched  +
Claytonia caroliniana +
branched  +
Claytonia cordifolia +
branched  +
Claytonia exigua +
branched  +
Claytonia exigua subsp. exigua +
branched  +
Claytonia exigua subsp. glauca +
branched  +
Claytonia gypsophiloides +
branched  +
Claytonia lanceolata +
branched  +
Claytonia megarhiza +
branched  +
Claytonia multiscapa +
branched  +
Claytonia nevadensis +
branched  +
Claytonia ogilviensis +
branched  +
Claytonia palustris +
branched  +
Claytonia parviflora +
branched  +
Claytonia parviflora subsp. grandiflora +
branched  +
Claytonia parviflora subsp. parviflora +
branched  +
Claytonia parviflora subsp. utahensis +
branched  +
Claytonia parviflora subsp. viridis +
branched  +
Claytonia perfoliata +
branched  +
Claytonia perfoliata subsp. intermontana +
branched  +
Claytonia perfoliata subsp. mexicana +
branched  +
Claytonia perfoliata subsp. perfoliata +
branched  +
Claytonia rosea +
branched  +
Claytonia rubra +
branched  +
Claytonia rubra subsp. depressa +
branched  +
Claytonia rubra subsp. rubra +
branched  +
Claytonia sarmentosa +
branched  +
Claytonia saxosa +
branched  +
Claytonia scammaniana +
branched  +
Claytonia sibirica +
branched  +
Claytonia tuberosa +
branched  +
Claytonia umbellata +
branched  +
Claytonia virginica +
branched  +
Claytonia washingtoniana +
branched  +
Clethra +
hollow  +
Clethra acuminata +
hollow  +
Clethra alnifolia +
hollow  +
Clethra tomentosa +
hollow  +
Clethraceae +
hollow  +
Cliftonia +
hollow  +
Cliftonia monophylla +
hollow  +
Cnidoscolus +
unbranched  +
Cnidoscolus angustidens +
unbranched  +
Cnidoscolus stimulosus +
unbranched  +
Cnidoscolus texanus +
unbranched  +
Cochlospermaceae +
simple  +
Columbiadoria +
2-branched  +
Columbiadoria hallii +
2-branched  +
Comarostaphylis +
hollow  +
Comarostaphylis diversifolia +
hollow  +
Comarostaphylis diversifolia subsp. diversifolia +
hollow  +
Comarostaphylis diversifolia subsp. planifolia +
hollow  +
Comarum +
jointed  +
Comarum palustre +
jointed  +
Commelina +
simple  +
Commelina benghalensis +
simple  +
Commelina caroliniana +
simple  +
Commelina communis +
simple  +
Commelina dianthifolia +
simple  +
Commelina diffusa +
simple  +
Commelina diffusa var. diffusa +
simple  +
Commelina diffusa var. gigas +
simple  +
Commelina erecta +
simple  +
Commelina forskaolii +
simple  +
Commelina gambiae +
simple  +
Commelina virginica +
simple  +
Commelinaceae +
simple  +
Conoclinium +
2-branched  +
Conoclinium betonicifolium +
2-branched  +
Conoclinium betonicifolium var. betonicifolium +
2-branched  +
Conoclinium betonicifolium var. integrifolium +
2-branched  +
Conoclinium coelestinum +
2-branched  +
Conoclinium dissectum +
2-branched  +
Constancea +
2-branched  +
Constancea nevinii +
2-branched  +
Conyza +
2-branched  +
Conyza bonariensis +
2-branched  +
Conyza canadensis +
2-branched  +
Conyza floribunda +
2-branched  +
Conyza ramosissima +
2-branched  +
Corchorus +
simple  +
Corchorus aestuans +
simple  +
Corchorus hirsutus +
simple  +
Corchorus hirtus +
simple  +
Corchorus siliquosus +
simple  +
Corchorus tridens +
simple  +
Corema +
hollow  +
Corema conradii +
hollow  +
Coreocarpus +
2-branched  +
Coreocarpus arizonicus +
2-branched  +
Coreopsis +
2-branched  +
Coreopsis auriculata +
2-branched  +
Coreopsis basalis +
2-branched  +
Coreopsis bigelovii +
2-branched  +
Coreopsis californica +
2-branched  +
Coreopsis calliopsidea +
2-branched  +
Coreopsis delphiniifolia +
2-branched  +
Coreopsis douglasii +
2-branched  +
Coreopsis gigantea +
2-branched  +
Coreopsis gladiata +
2-branched  +
Coreopsis grandiflora +
2-branched  +
Coreopsis hamiltonii +
2-branched  +
Coreopsis integrifolia +
2-branched  +
Coreopsis intermedia +
2-branched  +
Coreopsis lanceolata +
2-branched  +
Coreopsis latifolia +
2-branched  +
Coreopsis leavenworthii +
2-branched  +
Coreopsis major +
2-branched  +
Coreopsis maritima +
2-branched  +
Coreopsis nudata +
2-branched  +
Coreopsis nuecensis +
2-branched  +
Coreopsis palmata +
2-branched  +
Coreopsis pubescens +
2-branched  +
Coreopsis pulchra +
2-branched  +
Coreopsis rosea +
2-branched  +
Coreopsis sect. Calliopsis +
2-branched  +
Coreopsis sect. Coreopsis +
2-branched  +
Coreopsis sect. Eublepharis +
2-branched  +
Coreopsis sect. Gyrophyllum +
2-branched  +
Coreopsis sect. Leptosyne +
2-branched  +
Coreopsis sect. Pugiopappus +
2-branched  +
Coreopsis sect. Silphidium +
2-branched  +
Coreopsis sect. Tuckermannia +
2-branched  +
Coreopsis stillmanii +
2-branched  +
Coreopsis tinctoria +
2-branched  +
Coreopsis tripteris +
2-branched  +
Coreopsis verticillata +
2-branched  +
Corethrogyne +
2-branched  +
Corethrogyne filaginifolia +
2-branched  +
Cosmos +
2-branched  +
Cosmos bipinnatus +
2-branched  +
Cosmos caudatus +
2-branched  +
Cosmos parviflorus +
2-branched  +
Cosmos sulphureus +
2-branched  +
Cota +
2-branched  +
Cota tinctoria +
2-branched  +
Cotula +
2-branched  +
Cotula australis +
2-branched  +
Cotula coronopifolia +
2-branched  +
Crepis +
2-branched  +
Crepis acuminata +
2-branched  +
Crepis atribarba +
2-branched  +
Crepis bakeri +
2-branched  +
Crepis bakeri subsp. bakeri +
2-branched  +
Crepis bakeri subsp. cusickii +
2-branched  +
Crepis bakeri subsp. idahoensis +
2-branched  +
Crepis barbigera +
2-branched  +
Crepis biennis +
2-branched  +
Crepis bursifolia +
2-branched  +
Crepis capillaris +
2-branched  +
Crepis elegans +
2-branched  +
Crepis foetida +
2-branched  +
Crepis intermedia +
2-branched  +
Crepis modocensis +
2-branched  +
Crepis modocensis subsp. glareosa +
2-branched  +
Crepis modocensis subsp. modocensis +
2-branched  +
Crepis modocensis subsp. rostrata +
2-branched  +
Crepis modocensis subsp. subacaulis +
2-branched  +
Crepis monticola +
2-branched  +
Crepis nana +
2-branched  +
Crepis nicaeënsis +
2-branched  +
Crepis occidentalis +
2-branched  +
Crepis occidentalis subsp. conjuncta +
2-branched  +
Crepis occidentalis subsp. costata +
2-branched  +
Crepis occidentalis subsp. occidentalis +
2-branched  +
Crepis occidentalis subsp. pumila +
2-branched  +
Crepis pannonica +
2-branched  +
Crepis pleurocarpa +
2-branched  +
Crepis pulchra +
2-branched  +
Crepis rubra +
2-branched  +
Crepis runcinata +
2-branched  +
Crepis runcinata subsp. andersonii +
2-branched  +
Crepis runcinata subsp. barberi +
2-branched  +
Crepis runcinata subsp. glauca +
2-branched  +
Crepis runcinata subsp. hallii +
2-branched  +
Crepis runcinata subsp. hispidulosa +
2-branched  +
Crepis runcinata subsp. imbricata +
2-branched  +
Crepis runcinata subsp. runcinata +
2-branched  +
Crepis setosa +
2-branched  +
Crepis tectorum +
2-branched  +
Crepis vesicaria +
2-branched  +
Crepis zacintha +
2-branched  +
Crocidium +
2-branched  +
Crocidium multicaule +
2-branched  +
Crocosmia +
3-branched  +
Crocosmia ×crocosmiiflora +
branching  +
Croptilon +
2-branched  +
Croptilon divaricatum +
2-branched  +
Croptilon hookerianum +
2-branched  +
Croptilon hookerianum var. graniticum +
2-branched  +
Croptilon hookerianum var. hookerianum +
2-branched  +
Croptilon hookerianum var. validum +
2-branched  +
Croptilon rigidifolium +
2-branched  +
Croton +
unbranched  +
Croton alabamensis +
unbranched  +
Croton alabamensis var. alabamensis +
unbranched  +
Croton alabamensis var. texensis +
unbranched  +
Croton argenteus +
unbranched  +
Croton argyranthemus +
unbranched  +
Croton californicus +
unbranched  +
Croton capitatus +
unbranched  +
Croton ciliatoglandulifer +
unbranched  +
Croton cortesianus +
unbranched  +
Croton coryi +
unbranched  +
Croton dioicus +
unbranched  +
Croton elliottii +
unbranched  +
Croton fruticulosus +
unbranched  +
Croton glandulosus +
unbranched  +
Croton glandulosus var. arenicola +
unbranched  +
Croton glandulosus var. floridanus +
unbranched  +
Croton glandulosus var. lindheimeri +
unbranched  +
Croton glandulosus var. pubentissimus +
unbranched  +
Croton glandulosus var. septentrionalis +
unbranched  +
Croton heptalon +
unbranched  +
Croton humilis +
unbranched  +
Croton incanus +
unbranched  +
Croton leucophyllus +
unbranched  +
Croton leucophyllus var. leucophyllus +
unbranched  +
Croton lindheimeri +
unbranched  +
Croton lindheimerianus +
unbranched  +
Croton lindheimerianus var. lindheimerianus +
unbranched  +
Croton lindheimerianus var. tharpii +
unbranched  +
Croton linearis +
unbranched  +
Croton michauxii +
unbranched  +
Croton michauxii var. elliptica +
unbranched  +
Croton michauxii var. michauxii +
unbranched  +
Croton monanthogynus +
unbranched  +
Croton parksii +
unbranched  +
Croton pottsii +
unbranched  +
Croton pottsii var. pottsii +
unbranched  +
Croton pottsii var. thermophilus +
unbranched  +
Croton punctatus +
unbranched  +
Croton sancti-lazari +
unbranched  +
Croton setigerus +
unbranched  +
Croton soliman +
unbranched  +
Croton sonorae +
unbranched  +
Croton suaveolens +
unbranched  +
Croton texensis +
unbranched  +
Croton wigginsii +
unbranched  +
Crupina +
2-branched  +
Crupina vulgaris +
2-branched  +
Cuniculotinus +
2-branched  +
Cuniculotinus gramineus +
2-branched  +
Cyanthillium +
2-branched  +
Cyanthillium cinereum +
2-branched  +
Cyclachaena +
2-branched  +
Cyclachaena xanthiifolia +
2-branched  +
Cynara +
2-branched  +
Cynara cardunculus +
2-branched  +
Cynara cardunculus subsp. cardunculus +
2-branched  +
Cynara cardunculus subsp. flavescens +
2-branched  +
Cyrilla +
hollow  +
Cyrilla racemiflora +
hollow  +
Cyrillaceae +
hollow  +
D
Dalechampia +
unbranched  +
Dalechampia scandens +
unbranched  +
Dasiphora +
jointed  +
Dasiphora fruticosa +
jointed  +
Deinandra +
2-branched  +
Deinandra arida +
2-branched  +
Deinandra bacigalupii +
2-branched  +
Deinandra clementina +
2-branched  +
Deinandra conjugens +
2-branched  +
Deinandra corymbosa +
2-branched  +
Deinandra fasciculata +
2-branched  +
Deinandra floribunda +
2-branched  +
Deinandra halliana +
2-branched  +
Deinandra increscens +
2-branched  +
Deinandra increscens subsp. increscens +
2-branched  +
Deinandra increscens subsp. villosa +
2-branched  +
Deinandra kelloggii +
2-branched  +
Deinandra lobbii +
2-branched  +
Deinandra minthornii +
2-branched  +
Deinandra mohavensis +
2-branched  +
Deinandra pallida +
2-branched  +
Deinandra paniculata +
2-branched  +
Deinandra pentactis +
2-branched  +
Delairea +
2-branched  +
Delairea odorata +
2-branched  +
Diaperia +
2-branched  +
Diaperia candida +
2-branched  +
Diaperia prolifera +
2-branched  +
Diaperia prolifera var. barnebyi +
2-branched  +
Diaperia prolifera var. prolifera +
2-branched  +
Diaperia verna +
2-branched  +
Diaperia verna var. drummondii +
2-branched  +
Diaperia verna var. verna +
2-branched  +
Dichaetophora +
2-branched  +
Dichaetophora campestris +
2-branched  +
Dicoria +
2-branched  +
Dicoria canescens +
2-branched  +
Dicranocarpus +
2-branched  +
Dicranocarpus parviflorus +
2-branched  +
Dieteria +
2-branched  +
Dieteria asteroides +
2-branched  +
Dieteria asteroides var. asteroides +
2-branched  +
Dieteria asteroides var. glandulosa +
2-branched  +
Dieteria asteroides var. lagunensis +
2-branched  +
Dieteria bigelovii +
2-branched  +
Dieteria bigelovii var. bigelovii +
2-branched  +
Dieteria bigelovii var. commixta +
2-branched  +
Dieteria bigelovii var. mucronata +
2-branched  +
Dieteria canescens +
2-branched  +
Dieteria canescens var. ambigua +
2-branched  +
Dieteria canescens var. aristata +
2-branched  +
Dieteria canescens var. canescens +
2-branched  +
Dieteria canescens var. glabra +
2-branched  +
Dieteria canescens var. incana +
2-branched  +
Dieteria canescens var. leucanthemifolia +
2-branched  +
Dieteria canescens var. nebraskana +
2-branched  +
Dieteria canescens var. sessiliflora +
2-branched  +
Dieteria canescens var. shastensis +
2-branched  +
Dieteria canescens var. ziegleri +
2-branched  +
Dimeresia +
2-branched  +
Dimeresia howellii +
2-branched  +
Dimorphotheca +
2-branched  +
Dimorphotheca pluvialis +
2-branched  +
Dimorphotheca sinuata +
2-branched  +
Dioscorea +
3-branched  +
Dioscorea alata +
3-branched  +
Dioscorea bulbifera +
3-branched  +
Dioscorea floridana +
3-branched  +
Dioscorea polystachya +
3-branched  +
Dioscorea sansibarensis +
3-branched  +
Dioscorea villosa +
3-branched  +
Ditrysinia +
unbranched  +
Ditrysinia fruticosa +
unbranched  +
Dittrichia +
2-branched  +
Dittrichia graveolens +
2-branched  +
Doellingeria +
2-branched  +
Doellingeria infirma +
2-branched  +
Doellingeria sericocarpoides +
2-branched  +
Doellingeria umbellata +
2-branched  +
Doellingeria umbellata var. pubens +
2-branched  +
Doellingeria umbellata var. umbellata +
2-branched  +
Doronicum +
2-branched  +
Doronicum orientale +
2-branched  +
Doronicum pardalianches +
2-branched  +
Doronicum plantagineum +
2-branched  +
Dorstenia +
2-branched  +
Dorstenia contrajerva +
2-branched  +
Drymocallis +
jointed  +
Drymocallis arguta +
jointed  +
Drymocallis arizonica +
jointed  +
Drymocallis ashlandica +
jointed  +
Drymocallis campanulata +
jointed  +
Drymocallis convallaria +
jointed  +
Drymocallis cuneifolia +
jointed  +
Drymocallis cuneifolia var. cuneifolia +
jointed  +
Drymocallis cuneifolia var. ewanii +
jointed  +
Drymocallis deseretica +
jointed  +
Drymocallis fissa +
jointed  +
Drymocallis glabrata +
jointed  +
Drymocallis glandulosa +
jointed  +
Drymocallis glandulosa var. glandulosa +
jointed  +
Drymocallis glandulosa var. reflexa +
jointed  +
Drymocallis glandulosa var. viscida +
jointed  +
Drymocallis glandulosa var. wrangelliana +
jointed  +
Drymocallis hansenii +
jointed  +
Drymocallis lactea +
jointed  +
Drymocallis lactea var. austiniae +
jointed  +
Drymocallis lactea var. lactea +
jointed  +
Drymocallis micropetala +
jointed  +
Drymocallis pseudorupestris +
jointed  +
Drymocallis pseudorupestris var. crumiana +
jointed  +
Drymocallis pseudorupestris var. pseudorupestris +
jointed  +
Drymocallis pseudorupestris var. saxicola +
jointed  +
Drymocallis rhomboidea +
jointed  +
Duchesnea +
jointed  +
Duchesnea indica +
jointed  +
Duchesnea indica var. indica +
jointed  +
Dysodiopsis +
2-branched  +
Dysodiopsis tagetoides +
2-branched  +
Dyssodia +
2-branched  +
Dyssodia papposa +
2-branched  +
E
Eastwoodia +
2-branched  +
Eastwoodia elegans +
2-branched  +
Eatonella +
2-branched  +
Eatonella nivea +
2-branched  +
Echinacea +
2-branched  +
Echinacea angustifolia +
2-branched  +
Echinacea atrorubens +
2-branched  +
Echinacea laevigata +
2-branched  +
Echinacea pallida +
2-branched  +
Echinacea paradoxa +
2-branched  +
Echinacea paradoxa var. neglecta +
2-branched  +
Echinacea paradoxa var. paradoxa +
2-branched  +
Echinacea purpurea +
2-branched  +
Echinacea sanguinea +
2-branched  +
Echinacea simulata +
2-branched  +
Echinacea tennesseensis +
2-branched  +
Echinops +
2-branched  +
Echinops exaltatus +
2-branched  +
Echinops ritro +
2-branched  +
Echinops ritro subsp. ruthenicus +
2-branched  +
Echinops sphaerocephalus +
2-branched  +
Eclipta +
2-branched  +
Eclipta prostrata +
2-branched  +
Egletes +
2-branched  +
Egletes viscosa +
2-branched  +
Elephantopus +
2-branched  +
Elephantopus carolinianus +
2-branched  +
Elephantopus elatus +
2-branched  +
Elephantopus nudatus +
2-branched  +
Elephantopus tomentosus +
2-branched  +
Elliottia +
hollow  +
Elliottia pyroliflora +
hollow  +
Elliottia racemosa +
hollow  +
Emilia +
2-branched  +
Emilia fosbergii +
2-branched  +
Emilia sonchifolia +
2-branched  +
Empetrum +
hollow  +
Empetrum atropurpureum +
hollow  +
Empetrum eamesii +
hollow  +
Empetrum nigrum +
hollow  +
Encelia +
2-branched  +
Encelia actoni +
2-branched  +
Encelia californica +
2-branched  +
Encelia farinosa +
2-branched  +
Encelia frutescens +
2-branched  +
Encelia nutans +
2-branched  +
Encelia resinifera +
2-branched  +
Encelia scaposa +
2-branched  +
Encelia virginensis +
2-branched  +
Enceliopsis +
2-branched  +
Enceliopsis argophylla +
2-branched  +
Enceliopsis covillei +
2-branched  +
Enceliopsis nudicaulis +
2-branched  +
Engelmannia +
2-branched  +
Engelmannia peristenia +
2-branched  +
Epigaea +
hollow  +
Epigaea repens +
hollow  +
Erechtites +
2-branched  +
Erechtites glomeratus +
2-branched  +
Erechtites hieraciifolius +
2-branched  +
Erechtites hieraciifolius var. hieraciifolius +
2-branched  +
Erechtites hieraciifolius var. megalocarpus +
2-branched  +
Erechtites minimus +
2-branched  +
Eremalche +
9-36-branched  +
Eremalche exilis +
9-36-branched  +
Eremalche parryi +
9-36-branched  +
Eremalche parryi subsp. kernensis +
9-36-branched  +
Eremalche parryi subsp. parryi +
9-36-branched  +
Eremalche rotundifolia +
9-36-branched  +
Erica +
hollow  +
Erica cinerea +
hollow  +
Erica lusitanica +
hollow  +
Erica tetralix +
hollow  +
Erica vagans +
hollow  +
Ericaceae +
hollow  +
Ericaceae subfam. Arbutoideae +
hollow  +
Ericaceae subfam. Cassiopoideae +
hollow  +
Ericaceae subfam. Ericoideae +
hollow  +
Ericaceae subfam. Harrimanelloideae +
hollow  +
Ericaceae subfam. Monotropoideae +
hollow  +
Ericaceae subfam. Vaccinioideae +
hollow  +
Ericameria +
2-branched  +
Ericameria albida +
2-branched  +
Ericameria arborescens +
2-branched  +
Ericameria arizonica +
2-branched  +
Ericameria bloomeri +
2-branched  +
Ericameria brachylepis +
2-branched  +
Ericameria cervina +
2-branched  +
Ericameria compacta +
2-branched  +
Ericameria cooperi +
2-branched  +
Ericameria cooperi var. cooperi +
2-branched  +
Ericameria crispa +
2-branched  +
Ericameria cuneata +
2-branched  +
Ericameria cuneata var. cuneata +
2-branched  +
Ericameria cuneata var. macrocephala +
2-branched  +
Ericameria cuneata var. spathulata +
2-branched  +
Ericameria discoidea +
2-branched  +
Ericameria ericoides +
2-branched  +
Ericameria fasciculata +
2-branched  +
Ericameria gilmanii +
2-branched  +
Ericameria greenei +
2-branched  +
Ericameria laricifolia +
2-branched  +
Ericameria lignumviridis +
2-branched  +
Ericameria linearifolia +
2-branched  +
Ericameria linearis +
2-branched  +
Ericameria nana +
2-branched  +
Ericameria nauseosa +
2-branched  +
Ericameria nauseosa var. arenaria +
2-branched  +
Ericameria nauseosa var. bernardina +
2-branched  +
Ericameria nauseosa var. bigelovii +
2-branched  +
Ericameria nauseosa var. ceruminosa +
2-branched  +
Ericameria nauseosa var. graveolens +
2-branched  +
Ericameria nauseosa var. hololeuca +
2-branched  +
Ericameria nauseosa var. iridis +
2-branched  +
Ericameria nauseosa var. juncea +
2-branched  +
Ericameria nauseosa var. latisquamea +
2-branched  +
Ericameria nauseosa var. leiosperma +
2-branched  +
Ericameria nauseosa var. mohavensis +
2-branched  +
Ericameria nauseosa var. nana +
2-branched  +
Ericameria nauseosa var. nauseosa +
2-branched  +
Ericameria nauseosa var. nitida +
2-branched  +
Ericameria nauseosa var. oreophila +
2-branched  +
Ericameria nauseosa var. psilocarpa +
2-branched  +
Ericameria nauseosa var. salicifolia +
2-branched  +
Ericameria nauseosa var. speciosa +
2-branched  +
Ericameria nauseosa var. texensis +
2-branched  +
Ericameria nauseosa var. turbinata +
2-branched  +
Ericameria nauseosa var. washoensis +
2-branched  +
Ericameria obovata +
2-branched  +
Ericameria ophitidis +
2-branched  +
Ericameria palmeri +
2-branched  +
Ericameria palmeri var. pachylepis +
2-branched  +
Ericameria palmeri var. palmeri +
2-branched  +
Ericameria paniculata +
2-branched  +
Ericameria parishii +
2-branched  +
Ericameria parishii var. parishii +
2-branched  +
Ericameria parryi +
2-branched  +
Ericameria parryi var. affinis +
2-branched  +
Ericameria parryi var. aspera +
2-branched  +
Ericameria parryi var. attenuata +
2-branched  +
Ericameria parryi var. howardii +
2-branched  +
Ericameria parryi var. imula +
2-branched  +
Ericameria parryi var. latior +
2-branched  +
Ericameria parryi var. monocephala +
2-branched  +
Ericameria parryi var. montana +
2-branched  +
Ericameria parryi var. nevadensis +
2-branched  +
Ericameria parryi var. parryi +
2-branched  +
Ericameria parryi var. salmonensis +
2-branched  +
Ericameria parryi var. vulcanica +
2-branched  +
Ericameria pinifolia +
2-branched  +
Ericameria resinosa +
2-branched  +
Ericameria suffruticosa +
2-branched  +
Ericameria teretifolia +
2-branched  +
Ericameria watsonii +
2-branched  +
Ericameria winwardii +
2-branched  +
Ericameria zionis +
2-branched  +
Erigeron +
2-branched  +
Erigeron abajoensis +
2-branched  +
Erigeron acomanus +
2-branched  +
Erigeron acris +
2-branched  +
Erigeron acris var. kamtschaticus +
2-branched  +
Erigeron aequifolius +
2-branched  +
Erigeron algidus +
2-branched  +
Erigeron aliceae +
2-branched  +
Erigeron allocotus +
2-branched  +
Erigeron alpiniformis +
2-branched  +
Erigeron anchana +
2-branched  +
Erigeron annuus +
2-branched  +
Erigeron aphanactis +
2-branched  +
Erigeron aphanactis var. aphanactis +
2-branched  +
Erigeron aphanactis var. congestus +
2-branched  +
Erigeron arenarioides +
2-branched  +
Erigeron argentatus +
2-branched  +
Erigeron arisolius +
2-branched  +
Erigeron arizonicus +
2-branched  +
Erigeron asperugineus +
2-branched  +
Erigeron aureus +
2-branched  +
Erigeron barbellulatus +
2-branched  +
Erigeron basalticus +
2-branched  +
Erigeron bellidiastrum +
2-branched  +
Erigeron bellidiastrum var. arenarius +
2-branched  +
Erigeron bellidiastrum var. bellidiastrum +
2-branched  +
Erigeron bellidiastrum var. robustus +
2-branched  +
Erigeron bigelovii +
2-branched  +
Erigeron biolettii +
2-branched  +
Erigeron blochmaniae +
2-branched  +
Erigeron bloomeri +
2-branched  +
Erigeron bloomeri var. bloomeri +
2-branched  +
Erigeron bloomeri var. nudatus +
2-branched  +
Erigeron breweri +
2-branched  +
Erigeron breweri var. bisanctus +
2-branched  +
Erigeron breweri var. breweri +
2-branched  +
Erigeron breweri var. covillei +
2-branched  +
Erigeron breweri var. jacinteus +
2-branched  +
Erigeron breweri var. porphyreticus +
2-branched  +
Erigeron caespitosus +
2-branched  +
Erigeron calvus +
2-branched  +
Erigeron canaani +
2-branched  +
Erigeron canus +
2-branched  +
Erigeron cascadensis +
2-branched  +
Erigeron cavernensis +
2-branched  +
Erigeron cervinus +
2-branched  +
Erigeron chrysopsidis +
2-branched  +
Erigeron chrysopsidis var. austiniae +
2-branched  +
Erigeron chrysopsidis var. brevifolius +
2-branched  +
Erigeron chrysopsidis var. chrysopsidis +
2-branched  +
Erigeron clokeyi +
2-branched  +
Erigeron clokeyi var. clokeyi +
2-branched  +
Erigeron clokeyi var. pinzliae +
2-branched  +
Erigeron compactus +
2-branched  +
Erigeron compositus +
2-branched  +
Erigeron concinnus +
2-branched  +
Erigeron concinnus var. concinnus +
2-branched  +
Erigeron concinnus var. condensatus +
2-branched  +
Erigeron concinnus var. subglaber +
2-branched  +
Erigeron consimilis +
2-branched  +
Erigeron corymbosus +
2-branched  +
Erigeron coulteri +
2-branched  +
Erigeron cronquistii +
2-branched  +
Erigeron davisii +
2-branched  +
Erigeron decumbens +
2-branched  +
Erigeron denalii +
2-branched  +
Erigeron disparipilus +
2-branched  +
Erigeron divergens +
2-branched  +
Erigeron eatonii +
2-branched  +
Erigeron eatonii var. eatonii +
2-branched  +
Erigeron eatonii var. lavandulus +
2-branched  +
Erigeron eatonii var. nevadincola +
2-branched  +
Erigeron eatonii var. plantagineus +
2-branched  +
Erigeron eatonii var. sonnei +
2-branched  +
Erigeron eatonii var. villosus +
2-branched  +
Erigeron elatior +
2-branched  +
Erigeron elatus +
2-branched  +
Erigeron elegantulus +
2-branched  +
Erigeron elmeri +
2-branched  +
Erigeron engelmannii +
2-branched  +
Erigeron evermannii +
2-branched  +
Erigeron eximius +
2-branched  +
Erigeron filifolius +
2-branched  +
Erigeron flabellifolius +
2-branched  +
Erigeron flagellaris +
2-branched  +
Erigeron flettii +
2-branched  +
Erigeron foliosus +
2-branched  +
Erigeron foliosus var. confinis +
2-branched  +
Erigeron foliosus var. foliosus +
2-branched  +
Erigeron foliosus var. franciscensis +
2-branched  +
Erigeron foliosus var. hartwegii +
2-branched  +
Erigeron foliosus var. mendocinus +
2-branched  +
Erigeron formosissimus +
2-branched  +
Erigeron formosissimus var. formosissimus +
2-branched  +
Erigeron formosissimus var. viscidus +
2-branched  +
Erigeron garrettii +
2-branched  +
Erigeron geiseri +
2-branched  +
Erigeron glabellus +
2-branched  +
Erigeron glabellus var. glabellus +
2-branched  +
Erigeron glabellus var. pubescens +
2-branched  +
Erigeron glacialis +
2-branched  +
Erigeron glacialis var. glacialis +
2-branched  +
Erigeron glacialis var. hirsutus +
2-branched  +
Erigeron glaucus +
2-branched  +
Erigeron goodrichii +
2-branched  +
Erigeron gracilis +
2-branched  +
Erigeron grandiflorus +
2-branched  +
Erigeron greenei +
2-branched  +
Erigeron heliographis +
2-branched  +
Erigeron hessii +
2-branched  +
Erigeron howellii +
2-branched  +
Erigeron humilis +
2-branched  +
Erigeron hyperboreus +
2-branched  +
Erigeron hyssopifolius +
2-branched  +
Erigeron inornatus +
2-branched  +
Erigeron inornatus var. calidipetris +
2-branched  +
Erigeron inornatus var. inornatus +
2-branched  +
Erigeron inornatus var. keilii +
2-branched  +
Erigeron jonesii +
2-branched  +
Erigeron kachinensis +
2-branched  +
Erigeron karvinskianus +
2-branched  +
Erigeron klamathensis +
2-branched  +
Erigeron kuschei +
2-branched  +
Erigeron lackschewitzii +
2-branched  +
Erigeron lanatus +
2-branched  +
Erigeron lassenianus +
2-branched  +
Erigeron lassenianus var. deficiens +
2-branched  +
Erigeron lassenianus var. lassenianus +
2-branched  +
Erigeron latus +
2-branched  +
Erigeron leibergii +
2-branched  +
Erigeron leiomerus +
2-branched  +
Erigeron lemmonii +
2-branched  +
Erigeron linearis +
2-branched  +
Erigeron lobatus +
2-branched  +
Erigeron lonchophyllus +
2-branched  +
Erigeron maguirei +
2-branched  +
Erigeron mancus +
2-branched  +
Erigeron maniopotamicus +
2-branched  +
Erigeron mariposanus +
2-branched  +
Erigeron melanocephalus +
2-branched  +
Erigeron miser +
2-branched  +
Erigeron modestus +
2-branched  +
Erigeron muirii +
2-branched  +
Erigeron multiceps +
2-branched  +
Erigeron nanus +
2-branched  +
Erigeron nauseosus +
2-branched  +
Erigeron nematophyllus +
2-branched  +
Erigeron neomexicanus +
2-branched  +
Erigeron nivalis +
2-branched  +
Erigeron ochroleucus +
2-branched  +
Erigeron oreganus +
2-branched  +
Erigeron oreophilus +
2-branched  +
Erigeron ovinus +
2-branched  +
Erigeron oxyphyllus +
2-branched  +
Erigeron pallens +
2-branched  +
Erigeron parishii +
2-branched  +
Erigeron parryi +
2-branched  +
Erigeron peregrinus +
2-branched  +
Erigeron peregrinus var. peregrinus +
2-branched  +
Erigeron peregrinus var. thompsonii +
2-branched  +
Erigeron petrophilus +
2-branched  +
Erigeron petrophilus var. petrophilus +
2-branched  +
Erigeron petrophilus var. sierrensis +
2-branched  +
Erigeron petrophilus var. viscidulus +
2-branched  +
Erigeron philadelphicus +
2-branched  +
Erigeron philadelphicus var. glaber +
2-branched  +
Erigeron philadelphicus var. philadelphicus +
2-branched  +
Erigeron philadelphicus var. provancheri +
2-branched  +
Erigeron pinnatisectus +
2-branched  +
Erigeron piperianus +
2-branched  +
Erigeron piscaticus +
2-branched  +
Erigeron poliospermus +
2-branched  +
Erigeron poliospermus var. cereus +
2-branched  +
Erigeron poliospermus var. disciformis +
2-branched  +
Erigeron poliospermus var. poliospermus +
2-branched  +
Erigeron porsildii +
2-branched  +
Erigeron pringlei +
2-branched  +
Erigeron procumbens +
2-branched  +
Erigeron pulchellus +
2-branched  +
Erigeron pulchellus var. brauniae +
2-branched  +
Erigeron pulchellus var. pulchellus +
2-branched  +
Erigeron pulchellus var. tolsteadii +
2-branched  +
Erigeron pulcherrimus +
2-branched  +
Erigeron pumilus +
2-branched  +
Erigeron pumilus var. intermedius +
2-branched  +
Erigeron pumilus var. pumilus +
2-branched  +
Erigeron purpuratus +
2-branched  +
Erigeron pygmaeus +
2-branched  +
Erigeron quercifolius +
2-branched  +
Erigeron radicatus +
2-branched  +
Erigeron reductus +
2-branched  +
Erigeron reductus var. angustatus +
2-branched  +
Erigeron reductus var. reductus +
2-branched  +
Erigeron religiosus +
2-branched  +
Erigeron rhizomatus +
2-branched  +
Erigeron robustior +
2-branched  +
Erigeron rybius +
2-branched  +
Erigeron rydbergii +
2-branched  +
Erigeron salishii +
2-branched  +
Erigeron salmonensis +
2-branched  +
Erigeron sanctarum +
2-branched  +
Erigeron saxatilis +
2-branched  +
Erigeron sceptrifer +
2-branched  +
Erigeron scopulinus +
2-branched  +
Erigeron serpentinus +
2-branched  +
Erigeron sionis +
2-branched  +
Erigeron sionis var. sionis +
2-branched  +
Erigeron sionis var. trilobatus +
2-branched  +
Erigeron sivinskii +
2-branched  +
Erigeron sparsifolius +
2-branched  +
Erigeron speciosus +
2-branched  +
Erigeron strigosus +
2-branched  +
Erigeron strigosus var. calcicola +
2-branched  +
Erigeron strigosus var. dolomiticola +
2-branched  +
Erigeron strigosus var. septentrionalis +
2-branched  +
Erigeron strigosus var. strigosus +
2-branched  +
Erigeron subglaber +
2-branched  +
Erigeron subtrinervis +
2-branched  +
Erigeron supplex +
2-branched  +
Erigeron tenellus +
2-branched  +
Erigeron tener +
2-branched  +
Erigeron tenuis +
2-branched  +
Erigeron tracyi +
2-branched  +
Erigeron trifidus +
2-branched  +
Erigeron tweedyi +
2-branched  +
Erigeron uintahensis +
2-branched  +
Erigeron uncialis +
2-branched  +
Erigeron uncialis var. conjugans +
2-branched  +
Erigeron uncialis var. uncialis +
2-branched  +
Erigeron uniflorus +
2-branched  +
Erigeron uniflorus var. eriocephalus +
2-branched  +
Erigeron untermannii +
2-branched  +
Erigeron ursinus +
2-branched  +
Erigeron utahensis +
2-branched  +
Erigeron vagus +
2-branched  +
Erigeron velutipes +
2-branched  +
Erigeron vernus +
2-branched  +
Erigeron versicolor +
2-branched  +
Erigeron vetensis +
2-branched  +
Erigeron vicinus +
2-branched  +
Erigeron vreelandii +
2-branched  +
Erigeron watsonii +
2-branched  +
Erigeron wilkenii +
2-branched  +
Erigeron yukonensis +
2-branched  +
Eriocaulaceae +
2-3-branched  +, unappendaged  +, appendaged  +
Eriocaulon +
unappendaged  +
Eriocaulon aquaticum +
unappendaged  +
Eriocaulon cinereum +
unappendaged  +
Eriocaulon compressum +
unappendaged  +
Eriocaulon decangulare +
unappendaged  +
Eriocaulon koernickianum +
unappendaged  +
Eriocaulon lineare +
unappendaged  +
Eriocaulon microcephalum +
unappendaged  +
Eriocaulon nigrobracteatum +
unappendaged  +
Eriocaulon parkeri +
unappendaged  +
Eriocaulon ravenelii +
unappendaged  +
Eriocaulon texense +
unappendaged  +
Eriophyllum +
2-branched  +
Eriophyllum ambiguum +
2-branched  +
Eriophyllum ambiguum var. ambiguum +
2-branched  +
Eriophyllum ambiguum var. paleaceum +
2-branched  +
Eriophyllum confertiflorum +
2-branched  +
Eriophyllum confertiflorum var. confertiflorum +
2-branched  +
Eriophyllum confertiflorum var. tanacetiflorum +
2-branched  +
Eriophyllum congdonii +
2-branched  +
Eriophyllum jepsonii +
2-branched  +
Eriophyllum lanatum +
2-branched  +
Eriophyllum lanatum var. achilleoides +
2-branched  +
Eriophyllum lanatum var. arachnoideum +
2-branched  +
Eriophyllum lanatum var. croceum +
2-branched  +
Eriophyllum lanatum var. grandiflorum +
2-branched  +
Eriophyllum lanatum var. hallii +
2-branched  +
Eriophyllum lanatum var. integrifolium +
2-branched  +
Eriophyllum lanatum var. lanatum +
2-branched  +
Eriophyllum lanatum var. lanceolatum +
2-branched  +
Eriophyllum lanatum var. leucophyllum +
2-branched  +
Eriophyllum lanatum var. obovatum +
2-branched  +
Eriophyllum lanosum +
2-branched  +
Eriophyllum latilobum +
2-branched  +
Eriophyllum mohavense +
2-branched  +
Eriophyllum multicaule +
2-branched  +
Eriophyllum nubigenum +
2-branched  +
Eriophyllum pringlei +
2-branched  +
Eriophyllum staechadifolium +
2-branched  +
Eriophyllum wallacei +
2-branched  +
Eubotrys +
hollow  +
Eubotrys racemosa +
hollow  +
Eubotrys recurva +
hollow  +
Eucephalus +
2-branched  +
Eucephalus breweri +
2-branched  +
Eucephalus elegans +
2-branched  +
Eucephalus engelmannii +
2-branched  +
Eucephalus glabratus +
2-branched  +
Eucephalus glaucescens +
2-branched  +
Eucephalus gormanii +
2-branched  +
Eucephalus ledophyllus +
2-branched  +
Eucephalus ledophyllus var. covillei +
2-branched  +
Eucephalus ledophyllus var. ledophyllus +
2-branched  +
Eucephalus paucicapitatus +
2-branched  +
Eucephalus tomentellus +
2-branched  +
Eucephalus vialis +
2-branched  +
Euchiton +
2-branched  +
Euchiton gymnocephalus +
2-branched  +
Euchiton involucratus +
2-branched  +
Euchiton sphaericus +
2-branched  +
Eupatorium +
2-branched  +
Eupatorium album +
2-branched  +
Eupatorium album var. album +
2-branched  +
Eupatorium album var. subvenosum +
2-branched  +
Eupatorium album var. vaseyi +
2-branched  +
Eupatorium altissimum +
2-branched  +
Eupatorium anomalum +
2-branched  +
Eupatorium cannabinum +
2-branched  +
Eupatorium capillifolium +
2-branched  +
Eupatorium compositifolium +
2-branched  +
Eupatorium godfreyanum +
2-branched  +
Eupatorium hyssopifolium +
2-branched  +
Eupatorium hyssopifolium var. hyssopifolium +
2-branched  +
Eupatorium hyssopifolium var. laciniatum +
2-branched  +
Eupatorium lancifolium +
2-branched  +
Eupatorium leptophyllum +
2-branched  +
Eupatorium leucolepis +
2-branched  +
Eupatorium leucolepis var. leucolepis +
2-branched  +
Eupatorium leucolepis var. novaeangliae +
2-branched  +
Eupatorium linearifolium +
2-branched  +
Eupatorium mikanioides +
2-branched  +
Eupatorium mohrii +
2-branched  +
Eupatorium perfoliatum +
2-branched  +
Eupatorium petaloideum +
2-branched  +
Eupatorium pilosum +
2-branched  +
Eupatorium resinosum +
2-branched  +
Eupatorium rotundifolium +
2-branched  +
Eupatorium rotundifolium var. ovatum +
2-branched  +
Eupatorium rotundifolium var. rotundifolium +
2-branched  +
Eupatorium rotundifolium var. scabridum +
2-branched  +
Eupatorium semiserratum +
2-branched  +
Eupatorium serotinum +
2-branched  +
Eupatorium sessilifolium +
2-branched  +
Eupatorium ×cordigerum +
2-branched  +
Eupatorium ×pinnatifidum +
2-branched  +
Euphorbia +
unbranched  +
Euphorbia aaron-rossii +
unbranched  +
Euphorbia abramsiana +
unbranched  +
Euphorbia acuta +
unbranched  +
Euphorbia agraria +
unbranched  +
Euphorbia albomarginata +
unbranched  +
Euphorbia alta +
unbranched  +
Euphorbia angusta +
unbranched  +
Euphorbia antisyphilitica +
unbranched  +
Euphorbia arizonica +
unbranched  +
Euphorbia astyla +
unbranched  +
Euphorbia austrotexana +
unbranched  +
Euphorbia austrotexana var. austrotexana +
unbranched  +
Euphorbia austrotexana var. carrii +
unbranched  +
Euphorbia bicolor +
unbranched  +
Euphorbia bifurcata +
unbranched  +
Euphorbia bilobata +
unbranched  +
Euphorbia blodgettii +
unbranched  +
Euphorbia bombensis +
unbranched  +
Euphorbia brachycera +
unbranched  +
Euphorbia capitellata +
unbranched  +
Euphorbia carunculata +
unbranched  +
Euphorbia chaetocalyx +
unbranched  +
Euphorbia chaetocalyx var. chaetocalyx +
unbranched  +
Euphorbia chaetocalyx var. triligulata +
unbranched  +
Euphorbia chamaesula +
unbranched  +
Euphorbia cinerascens +
unbranched  +
Euphorbia commutata +
unbranched  +
Euphorbia conferta +
unbranched  +
Euphorbia cordifolia +
unbranched  +
Euphorbia corollata +
unbranched  +
Euphorbia crenulata +
unbranched  +
Euphorbia cumulicola +
unbranched  +
Euphorbia cuphosperma +
unbranched  +
Euphorbia curtisii +
unbranched  +
Euphorbia cyathophora +
unbranched  +
Euphorbia cyparissias +
unbranched  +
Euphorbia davidii +
unbranched  +
Euphorbia deltoidea +
unbranched  +
Euphorbia deltoidea subsp. adhaerens +
unbranched  +
Euphorbia deltoidea subsp. deltoidea +
unbranched  +
Euphorbia deltoidea subsp. pinetorum +
unbranched  +
Euphorbia deltoidea subsp. serpyllum +
unbranched  +
Euphorbia dendroides +
unbranched  +
Euphorbia dentata +
unbranched  +
Euphorbia discoidalis +
unbranched  +
Euphorbia eriantha +
unbranched  +
Euphorbia exigua +
unbranched  +
Euphorbia exserta +
unbranched  +
Euphorbia exstipulata +
unbranched  +
Euphorbia falcata +
unbranched  +
Euphorbia fendleri +
unbranched  +
Euphorbia florida +
unbranched  +
Euphorbia floridana +
unbranched  +
Euphorbia garberi +
unbranched  +
Euphorbia georgiana +
unbranched  +
Euphorbia geyeri +
unbranched  +
Euphorbia geyeri var. geyeri +
unbranched  +
Euphorbia geyeri var. wheeleriana +
unbranched  +
Euphorbia glyptosperma +
unbranched  +
Euphorbia golondrina +
unbranched  +
Euphorbia gracillima +
unbranched  +
Euphorbia graminea +
unbranched  +
Euphorbia helioscopia +
unbranched  +
Euphorbia helleri +
unbranched  +
Euphorbia heterophylla +
unbranched  +
Euphorbia hexagona +
unbranched  +
Euphorbia hirta +
unbranched  +
Euphorbia hooveri +
unbranched  +
Euphorbia humistrata +
unbranched  +
Euphorbia hypericifolia +
unbranched  +
Euphorbia hyssopifolia +
unbranched  +
Euphorbia indivisa +
unbranched  +
Euphorbia innocua +
unbranched  +
Euphorbia inundata +
unbranched  +
Euphorbia inundata var. garrettii +
unbranched  +
Euphorbia inundata var. inundata +
unbranched  +
Euphorbia ipecacuanhae +
unbranched  +
Euphorbia jaegeri +
unbranched  +
Euphorbia jejuna +
unbranched  +
Euphorbia laredana +
unbranched  +
Euphorbia lasiocarpa +
unbranched  +
Euphorbia lata +
unbranched  +
Euphorbia lathyris +
unbranched  +
Euphorbia longicruris +
unbranched  +
Euphorbia lurida +
unbranched  +
Euphorbia macropus +
unbranched  +
Euphorbia maculata +
unbranched  +
Euphorbia marginata +
unbranched  +
Euphorbia meganaesos +
unbranched  +
Euphorbia melanadenia +
unbranched  +
Euphorbia mendezii +
unbranched  +
Euphorbia mercurialina +
unbranched  +
Euphorbia mesembrianthemifolia +
unbranched  +
Euphorbia micromera +
unbranched  +
Euphorbia misera +
unbranched  +
Euphorbia missurica +
unbranched  +
Euphorbia myrsinites +
unbranched  +
Euphorbia nephradenia +
unbranched  +
Euphorbia nutans +
unbranched  +
Euphorbia oblongata +
unbranched  +
Euphorbia ocellata +
unbranched  +
Euphorbia ocellata subsp. ocellata +
unbranched  +
Euphorbia ocellata subsp. rattanii +
unbranched  +
Euphorbia ophthalmica +
unbranched  +
Euphorbia ouachitana +
unbranched  +
Euphorbia parishii +
unbranched  +
Euphorbia parryi +
unbranched  +
Euphorbia pediculifera +
unbranched  +
Euphorbia pediculifera var. pediculifera +
unbranched  +
Euphorbia peplidion +
unbranched  +
Euphorbia peplus +
unbranched  +
Euphorbia perennans +
unbranched  +
Euphorbia pergamena +
unbranched  +
Euphorbia pinetorum +
unbranched  +
Euphorbia platyphyllos +
unbranched  +
Euphorbia platysperma +
unbranched  +
Euphorbia polycarpa +
unbranched  +
Euphorbia polycarpa var. polycarpa +
unbranched  +
Euphorbia polygonifolia +
unbranched  +
Euphorbia polyphylla +
unbranched  +
Euphorbia porteriana +
unbranched  +
Euphorbia prostrata +
unbranched  +
Euphorbia pubentissima +
unbranched  +
Euphorbia purpurea +
unbranched  +
Euphorbia radians +
unbranched  +
Euphorbia rayturneri +
unbranched  +
Euphorbia revoluta +
unbranched  +
Euphorbia roemeriana +
unbranched  +
Euphorbia rosescens +
unbranched  +
Euphorbia schizoloba +
unbranched  +
Euphorbia sect. Alectoroctonum +
unbranched  +
Euphorbia sect. Anisophyllum +
unbranched  +
Euphorbia sect. Crepidaria +
unbranched  +
Euphorbia sect. Nummulariopsis +
unbranched  +
Euphorbia sect. Poinsettia +
unbranched  +
Euphorbia serpens +
unbranched  +
Euphorbia serpillifolia +
unbranched  +
Euphorbia serpillifolia subsp. hirtula +
unbranched  +
Euphorbia serpillifolia subsp. serpillifolia +
unbranched  +
Euphorbia serrata +
unbranched  +
Euphorbia serrula +
unbranched  +
Euphorbia setiloba +
unbranched  +
Euphorbia simulans +
unbranched  +
Euphorbia spathulata +
unbranched  +
Euphorbia stictospora +
unbranched  +
Euphorbia strictior +
unbranched  +
Euphorbia subg. Esula +
unbranched  +
Euphorbia telephioides +
unbranched  +
Euphorbia terracina +
unbranched  +
Euphorbia tetrapora +
unbranched  +
Euphorbia texana +
unbranched  +
Euphorbia theriaca +
unbranched  +
Euphorbia theriaca var. spurca +
unbranched  +
Euphorbia theriaca var. theriaca +
unbranched  +
Euphorbia thymifolia +
unbranched  +
Euphorbia tithymaloides +
unbranched  +
Euphorbia tithymaloides subsp. smallii +
unbranched  +
Euphorbia trachysperma +
unbranched  +
Euphorbia trichotoma +
unbranched  +
Euphorbia vallis-mortae +
unbranched  +
Euphorbia velleriflora +
unbranched  +
Euphorbia vermiculata +
unbranched  +
Euphorbia villifera +
unbranched  +
Euphorbia virgata +
unbranched  +
Euphorbia wrightii +
unbranched  +
Euphorbia yaquiana +
unbranched  +
Euphorbiaceae +
unbranched  +
Eurybia +
2-branched  +
Eurybia avita +
2-branched  +
Eurybia chlorolepis +
2-branched  +
Eurybia compacta +
2-branched  +
Eurybia conspicua +
2-branched  +
Eurybia divaricata +
2-branched  +
Eurybia eryngiifolia +
2-branched  +
Eurybia furcata +
2-branched  +
Eurybia hemispherica +
2-branched  +
Eurybia integrifolia +
2-branched  +
Eurybia jonesiae +
2-branched  +
Eurybia macrophylla +
2-branched  +
Eurybia merita +
2-branched  +
Eurybia mirabilis +
2-branched  +
Eurybia paludosa +
2-branched  +
Eurybia radula +
2-branched  +
Eurybia radulina +
2-branched  +
Eurybia saxicastelli +
2-branched  +
Eurybia schreberi +
2-branched  +
Eurybia sibirica +
2-branched  +
Eurybia spectabilis +
2-branched  +
Eurybia spinulosa +
2-branched  +
Eurybia surculosa +
2-branched  +
Eurybia ×herveyi +
2-branched  +
Euthamia +
2-branched  +
Euthamia caroliniana +
2-branched  +
Euthamia graminifolia +
2-branched  +
Euthamia gymnospermoides +
2-branched  +
Euthamia leptocephala +
2-branched  +
Euthamia occidentalis +
2-branched  +
Eutrochium +
2-branched  +
Eutrochium dubium +
2-branched  +
Eutrochium fistulosum +
2-branched  +
Eutrochium maculatum +
2-branched  +
Eutrochium maculatum var. bruneri +
2-branched  +
Eutrochium maculatum var. foliosum +
2-branched  +
Eutrochium maculatum var. maculatum +
2-branched  +
Eutrochium purpureum +
2-branched  +
Eutrochium purpureum var. holzingeri +
2-branched  +
Eutrochium purpureum var. purpureum +
2-branched  +
Eutrochium steelei +
2-branched  +
F
Facelis +
2-branched  +
Facelis retusa +
2-branched  +
Fatoua +
unbranched  +
Fatoua villosa +
unbranched  +
Ficus +
unbranched  +
Ficus americana +
unbranched  +
Ficus aurea +
unbranched  +
Ficus benghalensis +
unbranched  +
Ficus benjamina +
unbranched  +
Ficus carica +
unbranched  +
Ficus citrifolia +
unbranched  +
Ficus elastica +
unbranched  +
Ficus microcarpa +
unbranched  +
Ficus pumila +
unbranched  +
Ficus religiosa +
unbranched  +
Filago +
2-branched  +
Filago pyramidata +
2-branched  +
Filago pyramidata var. pyramidata +
2-branched  +
Filago vulgaris +
2-branched  +
Fimbristylis vahlii +
bulbous-based  +
Flaveria +
2-branched  +
Flaveria bidentis +
2-branched  +
Flaveria brownii +
2-branched  +
Flaveria campestris +
2-branched  +
Flaveria chlorifolia +
2-branched  +
Flaveria floridana +
2-branched  +
Flaveria linearis +
2-branched  +
Flaveria mcdougallii +
2-branched  +
Flaveria trinervia +
2-branched  +
Fleischmannia +
2-branched  +
Fleischmannia incarnata +
2-branched  +
Fleischmannia sonorae +
2-branched  +
Florestina +
2-branched  +
Florestina tripteris +
2-branched  +
Flourensia +
2-branched  +
Flourensia cernua +
2-branched  +
Flourensia pringlei +
2-branched  +
Flueggea +
unbranched  +
Flueggea virosa +
unbranched  +
Flueggea virosa subsp. virosa +
unbranched  +
Flyriella +
2-branched  +
Flyriella parryi +
2-branched  +
Frankenia jamesii +
(2)3(4)-branched  +
Frankenia johnstonii +
3-branched  +
Frankenia palmeri +
2(-3)-branched  +
Frankenia pulverulenta +
3-branched  +
Franklinia +
simple  +
Franklinia alatamaha +
simple  +
Freesia +
3-branched  +
Freesia alba +
3-branched  +
Freesia laxa +
branching  +
Fritillaria +
3-branched  +, unbranched  +
Fritillaria affinis +
3-branched  +, unbranched  +
Fritillaria agrestis +
3-branched  +, unbranched  +
Fritillaria atropurpurea +
3-branched  +, unbranched  +
Fritillaria biflora +
3-branched  +, unbranched  +
Fritillaria biflora var. biflora +
3-branched  +, unbranched  +
Fritillaria biflora var. ineziana +
3-branched  +, unbranched  +
Fritillaria brandegeei +
unbranched  +
Fritillaria camschatcensis +
3-branched  +, unbranched  +
Fritillaria eastwoodiae +
3-branched  +, unbranched  +
Fritillaria falcata +
3-branched  +, unbranched  +
Fritillaria gentneri +
3-branched  +, unbranched  +
Fritillaria glauca +
3-branched  +, unbranched  +
Fritillaria liliacea +
3-branched  +, unbranched  +
Fritillaria micrantha +
3-branched  +, unbranched  +
Fritillaria ojaiensis +
3-branched  +, unbranched  +
Fritillaria pinetorum +
branched  +
Fritillaria pluriflora +
unbranched  +
Fritillaria pudica +
unbranched  +
Fritillaria purdyi +
3-branched  +, unbranched  +
Fritillaria recurva +
3-branched  +, unbranched  +
Fritillaria striata +
branched  +
Fritillaria viridea +
3-branched  +, unbranched  +
Fryxellia +
12-branched  +
Fryxellia pygmaea +
12-branched  +
Fuirena +
articulate  +
Fuirena breviseta +
articulate  +
Fuirena bushii +
articulate  +
Fuirena longa +
articulate  +
Fuirena pumila +
articulate  +
Fuirena scirpoidea +
articulate  +
Fuirena simplex +
articulate  +
Fuirena simplex var. aristulata +
articulate  +
Fuirena simplex var. simplex +
articulate  +
Fuirena squarrosa +
articulate  +
G
Gaillardia +
2-branched  +
Gaillardia aestivalis +
2-branched  +
Gaillardia amblyodon +
2-branched  +
Gaillardia aristata +
2-branched  +
Gaillardia arizonica +
2-branched  +
Gaillardia coahuilensis +
2-branched  +
Gaillardia multiceps +
2-branched  +
Gaillardia parryi +
2-branched  +
Gaillardia pinnatifida +
2-branched  +
Gaillardia pulchella +
2-branched  +
Gaillardia spathulata +
2-branched  +
Gaillardia suavis +
2-branched  +
Galanthus +
unbranched  +
Galanthus elwesii +
unbranched  +
Galanthus nivalis +
unbranched  +
Galinsoga +
2-branched  +
Galinsoga parviflora +
2-branched  +
Galinsoga parviflora var. parviflora +
2-branched  +
Galinsoga parviflora var. semicalva +
2-branched  +
Galinsoga quadriradiata +
2-branched  +
Gamochaeta +
2-branched  +
Gamochaeta antillana +
2-branched  +
Gamochaeta argyrinea +
2-branched  +
Gamochaeta calviceps +
2-branched  +
Gamochaeta chionesthes +
2-branched  +
Gamochaeta coarctata +
2-branched  +
Gamochaeta pensylvanica +
2-branched  +
Gamochaeta purpurea +
2-branched  +
Gamochaeta simplicicaulis +
2-branched  +
Gamochaeta sphacelata +
2-branched  +
Gamochaeta stachydifolia +
2-branched  +
Gamochaeta stagnalis +
2-branched  +
Gamochaeta ustulata +
2-branched  +
Garberia +
2-branched  +
Garberia heterophylla +
2-branched  +
Gaultheria +
hollow  +
Gaultheria hispidula +
hollow  +
Gaultheria humifusa +
hollow  +
Gaultheria ovatifolia +
hollow  +
Gaultheria procumbens +
hollow  +
Gaultheria pyroloides +
hollow  +
Gaultheria shallon +
hollow  +
Gaylussacia +
hollow  +
Gaylussacia baccata +
hollow  +
Gaylussacia bigeloviana +
hollow  +
Gaylussacia brachycera +
hollow  +
Gaylussacia dumosa +
hollow  +
Gaylussacia frondosa +
hollow  +
Gaylussacia mosieri +
hollow  +
Gaylussacia nana +
hollow  +
Gaylussacia orocola +
hollow  +
Gaylussacia tomentosa +
hollow  +
Gaylussacia ursina +
hollow  +
Gazania +
2-branched  +
Gazania linearis +
2-branched  +
Geraea +
2-branched  +
Geraea canescens +
2-branched  +
Geraea viscida +
2-branched  +
Geum +
geniculate-jointed  +, entire  +
Geum aleppicum +
geniculate-jointed  +, entire  +
Geum calthifolium +
geniculate-jointed  +, entire  +
Geum canadense +
geniculate-jointed  +, entire  +
Geum geniculatum +
geniculate-jointed  +, entire  +
Geum glaciale +
geniculate-jointed  +, entire  +
Geum laciniatum +
geniculate-jointed  +, entire  +
Geum macrophyllum +
geniculate-jointed  +, entire  +
Geum macrophyllum var. macrophyllum +
geniculate-jointed  +, entire  +
Geum macrophyllum var. perincisum +
geniculate-jointed  +, entire  +
Geum peckii +
geniculate-jointed  +, entire  +
Geum radiatum +
geniculate-jointed  +, entire  +
Geum rivale +
geniculate-jointed  +, entire  +
Geum rossii +
geniculate-jointed  +, entire  +
Geum schofieldii +
geniculate-jointed  +, entire  +
Geum triflorum +
geniculate-jointed  +, entire  +
Geum triflorum var. ciliatum +
geniculate-jointed  +, entire  +
Geum triflorum var. triflorum +
geniculate-jointed  +, entire  +
Geum urbanum +
geniculate-jointed  +, entire  +
Geum vernum +
geniculate-jointed  +, entire  +
Geum virginianum +
geniculate-jointed  +, entire  +
Gibasis +
simple  +
Gibasis pellucida +
simple  +
Gladiolus +
3-branched  +
Gladiolus communis +
branching  +
Gladiolus dalenii +
3-branched  +
Gladiolus dalenii subsp. dalenii +
branching  +
Gladiolus italicus +
branching  +
Gladiolus tristis +
branching  +
Glebionis +
2-branched  +
Glebionis coronaria +
2-branched  +
Glebionis segetum +
2-branched  +
Glochidion +
unbranched  +
Glochidion puberum +
unbranched  +
Glyptopleura +
2-branched  +
Glyptopleura marginata +
2-branched  +
Glyptopleura setulosa +
2-branched  +
Gnaphalium +
2-branched  +
Gnaphalium exilifolium +
2-branched  +
Gnaphalium palustre +
2-branched  +
Gnaphalium uliginosum +
2-branched  +
Gochnatia +
2-branched  +
Gochnatia hypoleuca +
2-branched  +
Gordonia +
simple  +
Gordonia lasianthus +
simple  +
Gossypium +
unbranched  +
Gossypium armourianum +
unbranched  +
Gossypium hirsutum +
unbranched  +
Gossypium thurberi +
unbranched  +
Grindelia +
2-branched  +
Grindelia adenodonta +
2-branched  +
Grindelia arizonica +
2-branched  +
Grindelia ciliata +
2-branched  +
Grindelia decumbens +
2-branched  +
Grindelia fraxinipratensis +
2-branched  +
Grindelia grandiflora +
2-branched  +
Grindelia havardii +
2-branched  +
Grindelia hirsutula +
2-branched  +
Grindelia howellii +
2-branched  +
Grindelia integrifolia +
2-branched  +
Grindelia lanceolata +
2-branched  +
Grindelia microcephala +
2-branched  +
Grindelia oxylepis +
2-branched  +
Grindelia oölepis +
2-branched  +
Grindelia pusilla +
2-branched  +
Grindelia scabra +
2-branched  +
Grindelia squarrosa +
2-branched  +
Grindelia subalpina +
2-branched  +
Guardiola +
2-branched  +
Guardiola platyphylla +
2-branched  +
Guizotia +
2-branched  +
Guizotia abyssinica +
2-branched  +
Gundlachia +
2-branched  +
Gundlachia triantha +
2-branched  +
Gutierrezia +
2-branched  +
Gutierrezia arizonica +
2-branched  +
Gutierrezia californica +
2-branched  +
Gutierrezia microcephala +
2-branched  +
Gutierrezia petradoria +
2-branched  +
Gutierrezia pomariensis +
2-branched  +
Gutierrezia sarothrae +
2-branched  +
Gutierrezia serotina +
2-branched  +
Gutierrezia sphaerocephala +
2-branched  +
Gutierrezia texana +
2-branched  +
Gutierrezia texana var. glutinosa +
2-branched  +
Gutierrezia texana var. texana +
2-branched  +
Gutierrezia wrightii +
2-branched  +
Gymnanthes +
unbranched  +
Gymnanthes lucida +
unbranched  +
Gymnosperma +
2-branched  +
Gymnosperma glutinosum +
2-branched  +
Gynura +
2-branched  +
Gynura aurantiaca +
2-branched  +
H
Halesia +
simple  +
Halesia carolina +
simple  +
Halesia diptera +
simple  +
Haploësthes +
2-branched  +
Haploësthes greggii +
2-branched  +
Haploësthes greggii var. texana +
2-branched  +
Harmonia +
2-branched  +
Harmonia doris-nilesiae +
2-branched  +
Harmonia guggolziorum +
2-branched  +
Harmonia hallii +
2-branched  +
Harmonia nutans +
2-branched  +
Harmonia stebbinsii +
2-branched  +
Harrimanella +
hollow  +
Harrimanella hypnoides +
hollow  +
Harrimanella stelleriana +
hollow  +
Hartwrightia +
2-branched  +
Hartwrightia floridana +
2-branched  +
Hasteola +
2-branched  +
Hasteola robertiorum +
2-branched  +
Hasteola suaveolens +
2-branched  +
Hazardia +
2-branched  +
Hazardia brickellioides +
2-branched  +
Hazardia cana +
2-branched  +
Hazardia detonsa +
2-branched  +
Hazardia orcuttii +
2-branched  +
Hazardia squarrosa +
2-branched  +
Hazardia squarrosa var. grindelioides +
2-branched  +
Hazardia squarrosa var. obtusa +
2-branched  +
Hazardia squarrosa var. squarrosa +
2-branched  +
Hazardia stenolepis +
2-branched  +
Hazardia whitneyi +
2-branched  +
Hazardia whitneyi var. discoidea +
2-branched  +
Hazardia whitneyi var. whitneyi +
2-branched  +
Hecastocleis +
2-branched  +
Hecastocleis shockleyi +
2-branched  +
Hedosyne +
2-branched  +
Hedosyne ambrosiifolia +
2-branched  +
Hedypnois +
2-branched  +
Hedypnois cretica +
2-branched  +
Helenium +
2-branched  +
Helenium amarum +
2-branched  +
Helenium amarum var. amarum +
2-branched  +
Helenium amarum var. badium +
2-branched  +
Helenium arizonicum +
2-branched  +
Helenium autumnale +
2-branched  +
Helenium bigelovii +
2-branched  +
Helenium bolanderi +
2-branched  +
Helenium brevifolium +
2-branched  +
Helenium campestre +
2-branched  +
Helenium drummondii +
2-branched  +
Helenium elegans +
2-branched  +
Helenium elegans var. amphibolum +
2-branched  +
Helenium elegans var. elegans +
2-branched  +
Helenium flexuosum +
2-branched  +
Helenium linifolium +
2-branched  +
Helenium microcephalum +
2-branched  +
Helenium microcephalum var. microcephalum +
2-branched  +
Helenium microcephalum var. oöclinium +
2-branched  +
Helenium pinnatifidum +
2-branched  +
Helenium puberulum +
2-branched  +
Helenium quadridentatum +
2-branched  +
Helenium thurberi +
2-branched  +
Helenium vernale +
2-branched  +
Helenium virginicum +
2-branched  +
Helianthella +
2-branched  +
Helianthella californica +
2-branched  +
Helianthella californica subsp. californica +
2-branched  +
Helianthella californica subsp. nevadensis +
2-branched  +
Helianthella californica subsp. shastensis +
2-branched  +
Helianthella castanea +
2-branched  +
Helianthella microcephala +
2-branched  +
Helianthella parryi +
2-branched  +
Helianthella quinquenervis +
2-branched  +
Helianthella uniflora +
2-branched  +
Helianthus +
2-branched  +
Helianthus agrestis +
2-branched  +
Helianthus angustifolius +
2-branched  +
Helianthus annuus +
2-branched  +
Helianthus anomalus +
2-branched  +
Helianthus argophyllus +
2-branched  +
Helianthus arizonensis +
2-branched  +
Helianthus atrorubens +
2-branched  +
Helianthus bolanderi +
2-branched  +
Helianthus californicus +
2-branched  +
Helianthus carnosus +
2-branched  +
Helianthus ciliaris +
2-branched  +
Helianthus cusickii +
2-branched  +
Helianthus debilis +
2-branched  +
Helianthus debilis subsp. cucumerifolius +
2-branched  +
Helianthus debilis subsp. debilis +
2-branched  +
Helianthus debilis subsp. silvestris +
2-branched  +
Helianthus debilis subsp. tardiflorus +
2-branched  +
Helianthus debilis subsp. vestitus +
2-branched  +
Helianthus decapetalus +
2-branched  +
Helianthus deserticola +
2-branched  +
Helianthus divaricatus +
2-branched  +
Helianthus eggertii +
2-branched  +
Helianthus exilis +
2-branched  +
Helianthus floridanus +
2-branched  +
Helianthus giganteus +
2-branched  +
Helianthus glaucophyllus +
2-branched  +
Helianthus gracilentus +
2-branched  +
Helianthus grosseserratus +
2-branched  +
Helianthus heterophyllus +
2-branched  +
Helianthus hirsutus +
2-branched  +
Helianthus laciniatus +
2-branched  +
Helianthus laevigatus +
2-branched  +
Helianthus longifolius +
2-branched  +
Helianthus maximiliani +
2-branched  +
Helianthus microcephalus +
2-branched  +
Helianthus mollis +
2-branched  +
Helianthus neglectus +
2-branched  +
Helianthus niveus +
2-branched  +
Helianthus niveus subsp. tephrodes +
2-branched  +
Helianthus nuttallii +
2-branched  +
Helianthus nuttallii subsp. nuttallii +
2-branched  +
Helianthus nuttallii subsp. parishii +
2-branched  +
Helianthus nuttallii subsp. rydbergii +
2-branched  +
Helianthus occidentalis +
2-branched  +
Helianthus occidentalis subsp. occidentalis +
2-branched  +
Helianthus occidentalis subsp. plantagineus +
2-branched  +
Helianthus paradoxus +
2-branched  +
Helianthus pauciflorus +
2-branched  +
Helianthus pauciflorus subsp. pauciflorus +
2-branched  +
Helianthus pauciflorus subsp. subrhomboideus +
2-branched  +
Helianthus petiolaris +
2-branched  +
Helianthus petiolaris subsp. fallax +
2-branched  +
Helianthus petiolaris subsp. petiolaris +
2-branched  +
Helianthus porteri +
2-branched  +
Helianthus praecox +
2-branched  +
Helianthus praecox subsp. hirtus +
2-branched  +
Helianthus praecox subsp. praecox +
2-branched  +
Helianthus praecox subsp. runyonii +
2-branched  +
Helianthus pumilus +
2-branched  +
Helianthus radula +
2-branched  +
Helianthus resinosus +
2-branched  +
Helianthus salicifolius +
2-branched  +
Helianthus schweinitzii +
2-branched  +
Helianthus silphioides +
2-branched  +
Helianthus simulans +
2-branched  +
Helianthus smithii +
2-branched  +
Helianthus strumosus +
2-branched  +
Helianthus tuberosus +
2-branched  +
Helianthus verticillatus +
2-branched  +
Helianthus ×laetiflorus +
2-branched  +
Helichrysum +
2-branched  +
Helichrysum petiolare +
2-branched  +
Heliomeris +
2-branched  +
Heliomeris hispida +
2-branched  +
Heliomeris longifolia +
2-branched  +
Heliomeris longifolia var. annua +
2-branched  +
Heliomeris longifolia var. longifolia +
2-branched  +
Heliomeris multiflora +
2-branched  +
Heliomeris multiflora var. brevifolia +
2-branched  +
Heliomeris multiflora var. multiflora +
2-branched  +
Heliomeris multiflora var. nevadensis +
2-branched  +
Heliomeris soliceps +
2-branched  +
Heliopsis +
2-branched  +
Heliopsis gracilis +
2-branched  +
Heliopsis helianthoides +
2-branched  +
Heliopsis helianthoides var. helianthoides +
2-branched  +
Heliopsis helianthoides var. scabra +
2-branched  +
Heliopsis parvifolia +
2-branched  +
Helminthotheca +
2-branched  +
Helminthotheca echioides +
2-branched  +
Helonias +
sessile  +
Helonias bullata +
sessile  +
Hemitomes +
hollow  +
Hemitomes congestum +
hollow  +
Hemizonella +
2-branched  +
Hemizonella minima +
2-branched  +
Hemizonia +
2-branched  +
Hemizonia congesta +
2-branched  +
Hemizonia congesta subsp. calyculata +
2-branched  +
Hemizonia congesta subsp. clevelandii +
2-branched  +
Hemizonia congesta subsp. congesta +
2-branched  +
Hemizonia congesta subsp. lutescens +
2-branched  +
Hemizonia congesta subsp. luzulifolia +
2-branched  +
Hemizonia congesta subsp. tracyi +
2-branched  +
Herbertia +
branching  +
Herbertia lahue +
branching  +
Herissantia +
10-14-branched  +
Herissantia crispa +
10-14-branched  +
Herniaria hirsuta var. hirsuta +
2-branched  +
Herrickia +
2-branched  +
Herrickia glauca +
2-branched  +
Herrickia glauca var. glauca +
2-branched  +
Herrickia glauca var. pulchra +
2-branched  +
Herrickia horrida +
2-branched  +
Herrickia kingii +
2-branched  +
Herrickia kingii var. barnebyana +
2-branched  +
Herrickia kingii var. kingii +
2-branched  +
Herrickia wasatchensis +
2-branched  +
Hesperevax +
2-branched  +
Hesperevax acaulis +
2-branched  +
Hesperevax acaulis var. acaulis +
2-branched  +
Hesperevax acaulis var. ambusticola +
2-branched  +
Hesperevax acaulis var. robustior +
2-branched  +
Hesperevax caulescens +
2-branched  +
Hesperevax sparsiflora +
2-branched  +
Hesperevax sparsiflora var. brevifolia +
2-branched  +
Hesperevax sparsiflora var. sparsiflora +
2-branched  +
Heteranthemis +
2-branched  +
Heteranthemis viscidihirta +
2-branched  +
Heterosavia +
unbranched  +
Heterosavia bahamensis +
unbranched  +
Heterosperma +
2-branched  +
Heterosperma pinnatum +
2-branched  +
Heterotheca +
2-branched  +
Heterotheca camporum +
2-branched  +
Heterotheca camporum var. camporum +
2-branched  +
Heterotheca camporum var. glandulissima +
2-branched  +
Heterotheca canescens +
2-branched  +
Heterotheca fulcrata +
2-branched  +
Heterotheca fulcrata var. amplifolia +
2-branched  +
Heterotheca fulcrata var. arizonica +
2-branched  +
Heterotheca fulcrata var. fulcrata +
2-branched  +
Heterotheca fulcrata var. senilis +
2-branched  +
Heterotheca grandiflora +
2-branched  +
Heterotheca jonesii +
2-branched  +
Heterotheca marginata +
2-branched  +
Heterotheca monarchensis +
2-branched  +
Heterotheca oregona +
2-branched  +
Heterotheca oregona var. compacta +
2-branched  +
Heterotheca oregona var. oregona +
2-branched  +
Heterotheca oregona var. rudis +
2-branched  +
Heterotheca oregona var. scaberrima +
2-branched  +
Heterotheca pumila +
2-branched  +
Heterotheca rutteri +
2-branched  +
Heterotheca sessiliflora +
2-branched  +
Heterotheca sessiliflora subsp. bolanderi +
2-branched  +
Heterotheca sessiliflora subsp. echioides +
2-branched  +
Heterotheca sessiliflora subsp. fastigiata +
2-branched  +
Heterotheca sessiliflora subsp. sessiliflora +
2-branched  +
Heterotheca shevockii +
2-branched  +
Heterotheca stenophylla +
2-branched  +
Heterotheca stenophylla var. angustifolia +
2-branched  +
Heterotheca stenophylla var. stenophylla +
2-branched  +
Heterotheca subaxillaris +
2-branched  +
Heterotheca subaxillaris subsp. latifolia +
2-branched  +
Heterotheca subaxillaris subsp. subaxillaris +
2-branched  +
Heterotheca villosa +
2-branched  +
Heterotheca villosa var. ballardii +
2-branched  +
Heterotheca villosa var. depressa +
2-branched  +
Heterotheca villosa var. foliosa +
2-branched  +
Heterotheca villosa var. minor +
2-branched  +
Heterotheca villosa var. nana +
2-branched  +
Heterotheca villosa var. pedunculata +
2-branched  +
Heterotheca villosa var. scabra +
2-branched  +
Heterotheca villosa var. sierrablancensis +
2-branched  +
Heterotheca villosa var. villosa +
2-branched  +
Heterotheca viscida +
2-branched  +
Heterotheca zionensis +
2-branched  +
Hibiscus +
5-branched  +
Hibiscus acetosella +
5-branched  +
Hibiscus aculeatus +
5-branched  +
Hibiscus biseptus +
5-branched  +
Hibiscus clypeatus +
5-branched  +
Hibiscus clypeatus subsp. clypeatus +
5-branched  +
Hibiscus coccineus +
5-branched  +
Hibiscus coulteri +
5-branched  +
Hibiscus dasycalyx +
5-branched  +
Hibiscus denudatus +
5-branched  +
Hibiscus furcellatus +
5-branched  +
Hibiscus grandiflorus +
5-branched  +
Hibiscus laevis +
5-branched  +
Hibiscus martianus +
5-branched  +
Hibiscus moscheutos +
5-branched  +
Hibiscus moscheutos subsp. lasiocarpos +
5-branched  +
Hibiscus moscheutos subsp. moscheutos +
5-branched  +
Hibiscus mutabilis +
5-branched  +
Hibiscus poeppigii +
5-branched  +
Hibiscus radiatus +
5-branched  +
Hibiscus rosa-sinensis +
5-branched  +
Hibiscus schizopetalus +
5-branched  +
Hibiscus striatus +
5-branched  +
Hibiscus striatus subsp. lambertianus +
5-branched  +
Hibiscus syriacus +
5-branched  +
Hibiscus trionum +
5-branched  +
Hieracium +
2-branched  +
Hieracium abscissum +
2-branched  +
Hieracium albiflorum +
2-branched  +
Hieracium alpinum +
2-branched  +
Hieracium argutum +
2-branched  +
Hieracium aurantiacum +
2-branched  +
Hieracium bolanderi +
2-branched  +
Hieracium brevipilum +
2-branched  +
Hieracium caespitosum +
2-branched  +
Hieracium carneum +
2-branched  +
Hieracium crepidispermum +
2-branched  +
Hieracium fendleri +
2-branched  +
Hieracium flagellare +
2-branched  +
Hieracium greenei +
2-branched  +
Hieracium gronovii +
2-branched  +
Hieracium horridum +
2-branched  +
Hieracium lactucella +
2-branched  +
Hieracium longiberbe +
2-branched  +
Hieracium longipilum +
2-branched  +
Hieracium megacephalon +
2-branched  +
Hieracium murorum +
2-branched  +
Hieracium nudicaule +
2-branched  +
Hieracium paniculatum +
2-branched  +
Hieracium parryi +
2-branched  +
Hieracium pilosella +
2-branched  +
Hieracium piloselloides +
2-branched  +
Hieracium pringlei +
2-branched  +
Hieracium robinsonii +
2-branched  +
Hieracium sabaudum +
2-branched  +
Hieracium scabrum +
2-branched  +
Hieracium schultzii +
2-branched  +
Hieracium scouleri +
2-branched  +
Hieracium traillii +
2-branched  +
Hieracium triste +
2-branched  +
Hieracium umbellatum +
2-branched  +
Hieracium venosum +
2-branched  +
Hieracium vulgatum +
2-branched  +
Hippomane +
unbranched  +
Hippomane mancinella +
unbranched  +
Holocarpha +
2-branched  +
Holocarpha heermannii +
2-branched  +
Holocarpha macradenia +
2-branched  +
Holocarpha obconica +
2-branched  +
Holocarpha virgata +
2-branched  +
Holocarpha virgata subsp. elongata +
2-branched  +
Holocarpha virgata subsp. virgata +
2-branched  +
Holozonia +
2-branched  +
Holozonia filipes +
2-branched  +
Horkelia +
jointed  +
Horkelia bolanderi +
jointed  +
Horkelia californica +
jointed  +
Horkelia californica var. californica +
jointed  +
Horkelia californica var. elata +
jointed  +
Horkelia californica var. frondosa +
jointed  +
Horkelia clevelandii +
jointed  +
Horkelia clevelandii var. clevelandii +
jointed  +
Horkelia congesta +
jointed  +
Horkelia congesta var. congesta +
jointed  +
Horkelia congesta var. nemorosa +
jointed  +
Horkelia cuneata +
jointed  +
Horkelia cuneata var. cuneata +
jointed  +
Horkelia cuneata var. puberula +
jointed  +
Horkelia cuneata var. sericea +
jointed  +
Horkelia daucifolia +
jointed  +
Horkelia daucifolia var. caruifolia +
jointed  +
Horkelia daucifolia var. daucifolia +
jointed  +
Horkelia daucifolia var. indicta +
jointed  +
Horkelia fusca +
jointed  +
Horkelia fusca var. brownii +
jointed  +
Horkelia fusca var. capitata +
jointed  +
Horkelia fusca var. filicoides +
jointed  +
Horkelia fusca var. fusca +
jointed  +
Horkelia fusca var. parviflora +
jointed  +
Horkelia fusca var. pseudocapitata +
jointed  +
Horkelia fusca var. tenella +
jointed  +
Horkelia hendersonii +
jointed  +
Horkelia hispidula +
jointed  +
Horkelia howellii +
jointed  +
Horkelia marinensis +
jointed  +
Horkelia parryi +
jointed  +
Horkelia rydbergii +
jointed  +
Horkelia sect. Capitatae +
jointed  +
Horkelia sect. Hispidulae +
jointed  +
Horkelia sect. Horkelia +
jointed  +
Horkelia sect. Parryae +
jointed  +
Horkelia sect. Tridentatae +
jointed  +
Horkelia sericata +
jointed  +
Horkelia tenuiloba +
jointed  +
Horkelia tridentata +
jointed  +
Horkelia tridentata var. flavescens +
jointed  +
Horkelia tridentata var. tridentata +
jointed  +
Horkelia truncata +
jointed  +
Horkelia tularensis +
jointed  +
Horkelia wilderae +
jointed  +
Horkelia yadonii +
jointed  +
Horkeliella +
jointed  +
Horkeliella congdonis +
jointed  +
Horkeliella purpurascens +
jointed  +
Horsfordia +
6-11-branched  +
Horsfordia alata +
6-11-branched  +
Horsfordia newberryi +
6-11-branched  +
Hulsea +
2-branched  +
Hulsea algida +
2-branched  +
Hulsea brevifolia +
2-branched  +
Hulsea californica +
2-branched  +
Hulsea heterochroma +
2-branched  +
Hulsea mexicana +
2-branched  +
Hulsea nana +
2-branched  +
Hulsea vestita +
2-branched  +
Hulsea vestita subsp. callicarpha +
2-branched  +
Hulsea vestita subsp. gabrielensis +
2-branched  +
Hulsea vestita subsp. inyoensis +
2-branched  +
Hulsea vestita subsp. parryi +
2-branched  +
Hulsea vestita subsp. pygmaea +
2-branched  +
Hulsea vestita subsp. vestita +
2-branched  +
Hulteniella +
2-branched  +
Hulteniella integrifolia +
2-branched  +
Hura +
unbranched  +
Hura crepitans +
unbranched  +
Hyacinthoides +
simple  +
Hyacinthoides hispanica +
simple  +
Hyacinthoides non-scripta +
simple  +
Hybanthus +
hollow  +, solid  +
Hybanthus attenuatus +
hollow  +, solid  +
Hybanthus concolor +
hollow  +, solid  +
Hybanthus linearifolius +
hollow  +, solid  +
Hybanthus parviflorus +
hollow  +, solid  +
Hybanthus verticillatus +
hollow  +, solid  +
Hymenopappus +
2-branched  +
Hymenopappus artemisiifolius +
2-branched  +
Hymenopappus artemisiifolius var. artemisiifolius +
2-branched  +
Hymenopappus artemisiifolius var. riograndensis +
2-branched  +
Hymenopappus biennis +
2-branched  +
Hymenopappus carrizoanus +
2-branched  +
Hymenopappus filifolius +
2-branched  +
Hymenopappus filifolius var. cinereus +
2-branched  +
Hymenopappus filifolius var. eriopodus +
2-branched  +
Hymenopappus filifolius var. filifolius +
2-branched  +
Hymenopappus filifolius var. idahoensis +
2-branched  +
Hymenopappus filifolius var. lugens +
2-branched  +
Hymenopappus filifolius var. luteus +
2-branched  +
Hymenopappus filifolius var. megacephalus +
2-branched  +
Hymenopappus filifolius var. nanus +
2-branched  +
Hymenopappus filifolius var. nudipes +
2-branched  +
Hymenopappus filifolius var. parvulus +
2-branched  +
Hymenopappus filifolius var. pauciflorus +
2-branched  +
Hymenopappus filifolius var. polycephalus +
2-branched  +
Hymenopappus filifolius var. tomentosus +
2-branched  +
Hymenopappus flavescens +
2-branched  +
Hymenopappus flavescens var. canotomentosus +
2-branched  +
Hymenopappus flavescens var. flavescens +
2-branched  +
Hymenopappus mexicanus +
2-branched  +
Hymenopappus newberryi +
2-branched  +
Hymenopappus radiatus +
2-branched  +
Hymenopappus scabiosaeus +
2-branched  +
Hymenopappus scabiosaeus var. corymbosus +
2-branched  +
Hymenopappus scabiosaeus var. scabiosaeus +
2-branched  +
Hymenopappus tenuifolius +
2-branched  +
Hymenothrix +
2-branched  +
Hymenothrix loomisii +
2-branched  +
Hymenothrix wislizeni +
2-branched  +
Hymenothrix wrightii +
2-branched  +
Hymenoxys +
2-branched  +
Hymenoxys ambigens +
2-branched  +
Hymenoxys ambigens var. ambigens +
2-branched  +
Hymenoxys ambigens var. floribunda +
2-branched  +
Hymenoxys ambigens var. neomexicana +
2-branched  +
Hymenoxys bigelovii +
2-branched  +
Hymenoxys brachyactis +
2-branched  +
Hymenoxys brandegeei +
2-branched  +
Hymenoxys cooperi +
2-branched  +
Hymenoxys grandiflora +
2-branched  +
Hymenoxys helenioides +
2-branched  +
Hymenoxys hoopesii +
2-branched  +
Hymenoxys jamesii +
2-branched  +
Hymenoxys lemmonii +
2-branched  +
Hymenoxys odorata +
2-branched  +
Hymenoxys quinquesquamata +
2-branched  +
Hymenoxys richardsonii +
2-branched  +
Hymenoxys richardsonii var. floribunda +
2-branched  +
Hymenoxys richardsonii var. richardsonii +
2-branched  +
Hymenoxys rusbyi +
2-branched  +
Hymenoxys subintegra +
2-branched  +
Hymenoxys texana +
2-branched  +
Hymenoxys vaseyi +
2-branched  +
Hypochaeris +
2-branched  +
Hypochaeris chillensis +
2-branched  +
Hypochaeris glabra +
2-branched  +
Hypochaeris microcephala +
2-branched  +
Hypochaeris microcephala var. albiflora +
2-branched  +
Hypochaeris radicata +
2-branched  +
I
Iliamna +
(6-)10-15-branched  +
Iliamna bakeri +
(6-)10-15-branched  +
Iliamna corei +
(6-)10-15-branched  +
Iliamna crandallii +
(6-)10-15-branched  +
Iliamna grandiflora +
(6-)10-15-branched  +
Iliamna latibracteata +
(6-)10-15-branched  +
Iliamna longisepala +
(6-)10-15-branched  +
Iliamna remota +
(6-)10-15-branched  +
Iliamna rivularis +
(6-)10-15-branched  +
Inula +
2-branched  +
Inula britannica +
2-branched  +
Inula helenium +
2-branched  +
Inula salicina +
2-branched  +
Ionactis +
2-branched  +
Ionactis alpina +
2-branched  +
Ionactis caelestis +
2-branched  +
Ionactis elegans +
2-branched  +
Ionactis linariifolia +
2-branched  +
Ionactis stenomeres +
2-branched  +
Iridaceae +
3-branched  +
Iris +
3-branched  +
Iris (sect. Limniris) ser. Californicae +
3-branched  +
Iris (sect. Limniris) ser. Hexagonae +
3-branched  +
Iris (sect. Limniris) ser. Laevigatae +
3-branched  +
Iris (sect. Limniris) ser. Longipetalae +
3-branched  +
Iris (sect. Limniris) ser. Prisimaticae +
3-branched  +
Iris (sect. Limniris) ser. Sibirica +
3-branched  +
Iris (sect. Limniris) ser. Spuriae +
3-branched  +
Iris (sect. Limniris) ser. Tripetalae +
3-branched  +
Iris (sect. Limniris) ser. Vernae +
3-branched  +
Iris bracteata +
3-branched  +
Iris brevicaulis +
3-branched  +
Iris chrysophylla +
3-branched  +
Iris cristata +
3-branched  +
Iris douglasiana +
3-branched  +
Iris fernaldii +
3-branched  +
Iris fulva +
3-branched  +
Iris germanica +
3-branched  +
Iris giganticaerulea +
3-branched  +
Iris hartwegii +
3-branched  +
Iris hexagona +
3-branched  +
Iris hookeri +
3-branched  +
Iris innominata +
3-branched  +
Iris lacustris +
3-branched  +
Iris longipetala +
3-branched  +
Iris macrosiphon +
3-branched  +
Iris missouriensis +
3-branched  +
Iris munzii +
3-branched  +
Iris orientalis +
3-branched  +
Iris pallida +
3-branched  +
Iris prismatica +
3-branched  +
Iris pseudacorus +
3-branched  +
Iris pumila +
3-branched  +
Iris purdyi +
3-branched  +
Iris savannarum +
3-branched  +
Iris sect. Limniris +
3-branched  +
Iris sect. Lophiris +
3-branched  +
Iris setosa +
3-branched  +
Iris sibirica +
3-branched  +
Iris subg. Iris +
3-branched  +
Iris subg. Limniris +
3-branched  +
Iris tenax +
3-branched  +
Iris tenuis +
3-branched  +
Iris tenuissima +
3-branched  +
Iris tridentata +
3-branched  +
Iris verna +
3-branched  +
Iris verna var. smalliana +
3-branched  +
Iris verna var. verna +
3-branched  +
Iris versicolor +
3-branched  +
Iris virginica +
3-branched  +
Ismelia +
2-branched  +
Ismelia carinata +
2-branched  +
Isocarpha +
2-branched  +
Isocarpha oppositifolia +
2-branched  +
Isocarpha oppositifolia var. achyranthes +
2-branched  +
Isocoma +
2-branched  +
Isocoma acradenia +
2-branched  +
Isocoma acradenia var. acradenia +
2-branched  +
Isocoma acradenia var. bracteosa +
2-branched  +
Isocoma acradenia var. eremophila +
2-branched  +
Isocoma arguta +
2-branched  +
Isocoma azteca +
2-branched  +
Isocoma coronopifolia +
2-branched  +
Isocoma drummondii +
2-branched  +
Isocoma humilis +
2-branched  +
Isocoma menziesii +
2-branched  +
Isocoma menziesii var. decumbens +
2-branched  +
Isocoma menziesii var. diabolica +
2-branched  +
Isocoma menziesii var. menziesii +
2-branched  +
Isocoma menziesii var. sedoides +
2-branched  +
Isocoma menziesii var. vernonioides +
2-branched  +
Isocoma pluriflora +
2-branched  +
Isocoma rusbyi +
2-branched  +
Isocoma tenuisecta +
2-branched  +
Itea +
grooved  +
Itea virginica +
grooved  +
Iva +
2-branched  +
Iva angustifolia +
2-branched  +
Iva annua +
2-branched  +
Iva axillaris +
2-branched  +
Iva frutescens +
2-branched  +
Iva hayesiana +
2-branched  +
Iva imbricata +
2-branched  +
Iva microcephala +
2-branched  +
Ivesia +
jointed  +
Ivesia aperta +
jointed  +
Ivesia aperta var. aperta +
jointed  +
Ivesia aperta var. canina +
jointed  +
Ivesia argyrocoma +
jointed  +
Ivesia argyrocoma var. argyrocoma +
jointed  +
Ivesia arizonica +
jointed  +
Ivesia arizonica var. arizonica +
jointed  +
Ivesia arizonica var. saxosa +
jointed  +
Ivesia baileyi +
jointed  +
Ivesia baileyi var. baileyi +
jointed  +
Ivesia baileyi var. beneolens +
jointed  +
Ivesia callida +
jointed  +
Ivesia campestris +
jointed  +
Ivesia cryptocaulis +
jointed  +
Ivesia gordonii +
jointed  +
Ivesia gordonii var. alpicola +
jointed  +
Ivesia gordonii var. gordonii +
jointed  +
Ivesia gordonii var. ursinorum +
jointed  +
Ivesia gordonii var. wasatchensis +
jointed  +
Ivesia jaegeri +
jointed  +
Ivesia kingii +
jointed  +
Ivesia kingii var. eremica +
jointed  +
Ivesia kingii var. kingii +
jointed  +
Ivesia longibracteata +
jointed  +
Ivesia lycopodioides +
jointed  +
Ivesia lycopodioides var. lycopodioides +
jointed  +
Ivesia lycopodioides var. megalopetala +
jointed  +
Ivesia lycopodioides var. scandularis +
jointed  +
Ivesia muirii +
jointed  +
Ivesia multifoliolata +
jointed  +
Ivesia paniculata +
jointed  +
Ivesia patellifera +
jointed  +
Ivesia pickeringii +
jointed  +
Ivesia pityocharis +
jointed  +
Ivesia pygmaea +
jointed  +
Ivesia rhypara +
jointed  +
Ivesia rhypara var. rhypara +
jointed  +
Ivesia rhypara var. shellyi +
jointed  +
Ivesia sabulosa +
jointed  +
Ivesia santolinoides +
jointed  +
Ivesia saxosa +
jointed  +
Ivesia sect. Comarella +
jointed  +
Ivesia sect. Ivesia +
jointed  +
Ivesia sect. Setosae +
jointed  +
Ivesia sect. Stellariopsis +
jointed  +
Ivesia sect. Unguiculatae +
jointed  +
Ivesia sericoleuca +
jointed  +
Ivesia setosa +
jointed  +
Ivesia shockleyi +
jointed  +
Ivesia shockleyi var. ostleri +
jointed  +
Ivesia shockleyi var. shockleyi +
jointed  +
Ivesia tweedyi +
jointed  +
Ivesia unguiculata +
jointed  +
Ivesia utahensis +
jointed  +
Ivesia webberi +
jointed  +
Ixeris +
2-branched  +
Ixeris stolonifera +
2-branched  +
J
Jamesianthus +
2-branched  +
Jamesianthus alabamensis +
2-branched  +
Jatropha +
unbranched  +
Jatropha canescens +
unbranched  +
Jatropha cardiophylla +
unbranched  +
Jatropha cathartica +
unbranched  +
Jatropha cuneata +
unbranched  +
Jatropha curcas +
unbranched  +
Jatropha dioica +
unbranched  +
Jatropha dioica var. dioica +
unbranched  +
Jatropha dioica var. graminea +
unbranched  +
Jatropha gossypiifolia +
unbranched  +
Jatropha integerrima +
unbranched  +
Jatropha macrorhiza +
unbranched  +
Jatropha multifida +
unbranched  +
Jaumea +
2-branched  +
Jaumea carnosa +
2-branched  +
Jefea +
2-branched  +
Jefea brevifolia +
2-branched  +
Jensia +
2-branched  +
Jensia rammii +
2-branched  +
Jensia yosemitana +
2-branched  +
K
Kalmia +
hollow  +
Kalmia angustifolia +
hollow  +
Kalmia angustifolia var. angustifolia +
hollow  +
Kalmia angustifolia var. carolina +
hollow  +
Kalmia buxifolia +
hollow  +
Kalmia cuneata +
hollow  +
Kalmia hirsuta +
hollow  +
Kalmia latifolia +
hollow  +
Kalmia microphylla +
hollow  +
Kalmia microphylla var. microphylla +
hollow  +
Kalmia microphylla var. occidentalis +
hollow  +
Kalmia polifolia +
hollow  +
Kalmia procumbens +
hollow  +
Kalmiopsis +
hollow  +
Kalmiopsis fragrans +
hollow  +
Kalmiopsis leachiana +
hollow  +
Koanophyllon +
2-branched  +
Koanophyllon palmeri +
2-branched  +
Koanophyllon solidaginifolium +
2-branched  +
Koanophyllon villosum +
2-branched  +
Kosteletzkya +
unbranched  +, branched  +
Kosteletzkya depressa +
unbranched  +, branched  +
Kosteletzkya pentacarpos +
unbranched  +, branched  +
Krapovickasia +
5[-9]-branched  +
Krapovickasia physaloides +
5[-9]-branched  +
Krigia +
2-branched  +
Krigia biflora +
2-branched  +
Krigia cespitosa +
2-branched  +
Krigia cespitosa var. cespitosa +
2-branched  +
Krigia cespitosa var. gracilis +
2-branched  +
Krigia dandelion +
2-branched  +
Krigia montana +
2-branched  +
Krigia occidentalis +
2-branched  +
Krigia virginica +
2-branched  +
Krigia wrightii +
2-branched  +
Kyhosia +
2-branched  +
Kyhosia bolanderi +
2-branched  +
L
Lachnocaulon +
appendaged  +
Lachnocaulon anceps +
appendaged  +
Lachnocaulon beyrichianum +
appendaged  +
Lachnocaulon digynum +
appendaged  +
Lachnocaulon engleri +
appendaged  +
Lachnocaulon minus +
appendaged  +
Lactuca +
2-branched  +
Lactuca biennis +
2-branched  +
Lactuca canadensis +
2-branched  +
Lactuca floridana +
2-branched  +
Lactuca graminifolia +
2-branched  +
Lactuca hirsuta +
2-branched  +
Lactuca ludoviciana +
2-branched  +
Lactuca saligna +
2-branched  +
Lactuca sativa +
2-branched  +
Lactuca serriola +
2-branched  +
Lactuca virosa +
2-branched  +
Lagascea +
2-branched  +
Lagascea decipiens +
2-branched  +
Lagascea decipiens var. decipiens +
2-branched  +
Lagophylla +
2-branched  +
Lagophylla dichotoma +
2-branched  +
Lagophylla glandulosa +
2-branched  +
Lagophylla minor +
2-branched  +
Lagophylla ramosissima +
2-branched  +
Lagunaria +
not branched  +
Lagunaria patersonia +
not branched  +
Lapsana +
2-branched  +
Lapsana communis +
2-branched  +
Lapsanastrum +
2-branched  +
Lapsanastrum apogonoides +
2-branched  +
Lasianthaea +
2-branched  +
Lasianthaea podocephala +
2-branched  +
Lasthenia +
2-branched  +
Lasthenia burkei +
2-branched  +
Lasthenia californica +
2-branched  +
Lasthenia californica subsp. bakeri +
2-branched  +
Lasthenia californica subsp. californica +
2-branched  +
Lasthenia californica subsp. macrantha +
2-branched  +
Lasthenia chrysantha +
2-branched  +
Lasthenia conjugens +
2-branched  +
Lasthenia coronaria +
2-branched  +
Lasthenia debilis +
2-branched  +
Lasthenia ferrisiae +
2-branched  +
Lasthenia fremontii +
2-branched  +
Lasthenia glaberrima +
2-branched  +
Lasthenia glabrata +
2-branched  +
Lasthenia glabrata subsp. coulteri +
2-branched  +
Lasthenia glabrata subsp. glabrata +
2-branched  +
Lasthenia gracilis +
2-branched  +
Lasthenia leptalea +
2-branched  +
Lasthenia maritima +
2-branched  +
Lasthenia microglossa +
2-branched  +
Lasthenia minor +
2-branched  +
Lasthenia ornduffii +
2-branched  +
Lasthenia platycarpha +
2-branched  +
Lasthenia sect. Amphiachaenia +
2-branched  +
Lasthenia sect. Burrielia +
2-branched  +
Lasthenia sect. Hologymne +
2-branched  +
Lasthenia sect. Lasthenia +
2-branched  +
Lasthenia sect. Ornduffia +
2-branched  +
Lasthenia sect. Platycarpha +
2-branched  +
Lasthenia sect. Ptilomeris +
2-branched  +
Launaea +
2-branched  +
Launaea intybacea +
2-branched  +
Lavatera +
[9-]12-22[-40]-branched  +
Lavatera olbia +
17-19-branched  +
Lavatera thuringiaca +
20-22-branched  +
Lavatera trimestris +
12+-branched  +
Layia +
2-branched  +
Layia carnosa +
2-branched  +
Layia chrysanthemoides +
2-branched  +
Layia discoidea +
2-branched  +
Layia fremontii +
2-branched  +
Layia gaillardioides +
2-branched  +
Layia glandulosa +
2-branched  +
Layia heterotricha +
2-branched  +
Layia hieracioides +
2-branched  +
Layia jonesii +
2-branched  +
Layia leucopappa +
2-branched  +
Layia munzii +
2-branched  +
Layia pentachaeta +
2-branched  +
Layia pentachaeta subsp. albida +
2-branched  +
Layia pentachaeta subsp. pentachaeta +
2-branched  +
Layia platyglossa +
2-branched  +
Layia septentrionalis +
2-branched  +
Laënnecia +
2-branched  +
Laënnecia coulteri +
2-branched  +
Laënnecia eriophylla +
2-branched  +
Laënnecia filaginoides +
2-branched  +
Laënnecia schiedeana +
2-branched  +
Laënnecia sophiifolia +
2-branched  +
Laënnecia turnerorum +
2-branched  +
Leibnitzia +
2-branched  +
Leibnitzia lyrata +
2-branched  +
Leontodon +
2-branched  +
Leontodon autumnalis +
2-branched  +
Leontodon hispidus +
2-branched  +
Leontodon saxatilis +
2-branched  +
Leontodon saxatilis subsp. longirostris +
2-branched  +
Leontodon saxatilis subsp. saxatilis +
2-branched  +
Lepidospartum +
2-branched  +
Lepidospartum burgessii +
2-branched  +
Lepidospartum latisquamum +
2-branched  +
Lepidospartum squamatum +
2-branched  +
Lessingia +
2-branched  +
Lessingia arachnoidea +
2-branched  +
Lessingia germanorum +
2-branched  +
Lessingia glandulifera +
2-branched  +
Lessingia glandulifera var. glandulifera +
2-branched  +
Lessingia glandulifera var. peirsonii +
2-branched  +
Lessingia glandulifera var. tomentosa +
2-branched  +
Lessingia hololeuca +
2-branched  +
Lessingia leptoclada +
2-branched  +
Lessingia micradenia +
2-branched  +
Lessingia micradenia var. glabrata +
2-branched  +
Lessingia micradenia var. micradenia +
2-branched  +
Lessingia nana +
2-branched  +
Lessingia nemaclada +
2-branched  +
Lessingia pectinata +
2-branched  +
Lessingia pectinata var. pectinata +
2-branched  +
Lessingia pectinata var. tenuipes +
2-branched  +
Lessingia ramulosa +
2-branched  +
Lessingia tenuis +
2-branched  +
Lessingia virgata +
2-branched  +
Leucanthemella +
2-branched  +
Leucanthemella serotina +
2-branched  +
Leucanthemum +
2-branched  +
Leucanthemum lacustre +
2-branched  +
Leucanthemum maximum +
2-branched  +
Leucanthemum vulgare +
2-branched  +
Leuciva +
2-branched  +
Leuciva dealbata +
2-branched  +
Leucothoë +
hollow  +
Leucothoë axillaris +
hollow  +
Leucothoë davisiae +
hollow  +
Leucothoë fontanesiana +
hollow  +
Lewisia +
branched  +
Lewisia brachycalyx +
branched  +
Lewisia cantelovii +
branched  +
Lewisia columbiana +
branched  +
Lewisia columbiana var. columbiana +
branched  +
Lewisia columbiana var. rupicola +
branched  +
Lewisia columbiana var. wallowensis +
branched  +
Lewisia congdonii +
branched  +
Lewisia cotyledon +
branched  +
Lewisia cotyledon var. cotyledon +
branched  +
Lewisia cotyledon var. heckneri +
branched  +
Lewisia cotyledon var. howellii +
branched  +
Lewisia disepala +
branched  +
Lewisia kelloggii +
branched  +
Lewisia leeana +
branched  +
Lewisia longipetala +
branched  +
Lewisia maguirei +
branched  +
Lewisia nevadensis +
branched  +
Lewisia oppositifolia +
branched  +
Lewisia pygmaea +
branched  +
Lewisia rediviva +
branched  +
Lewisia rediviva var. minor +
branched  +
Lewisia rediviva var. rediviva +
branched  +
Lewisia stebbinsii +
branched  +
Lewisia triphylla +
branched  +
Liatris +
2-branched  +
Liatris acidota +
2-branched  +
Liatris aestivalis +
2-branched  +
Liatris aspera +
2-branched  +
Liatris bracteata +
2-branched  +
Liatris chapmanii +
2-branched  +
Liatris cokeri +
2-branched  +
Liatris compacta +
2-branched  +
Liatris cylindracea +
2-branched  +
Liatris cymosa +
2-branched  +
Liatris elegans +
2-branched  +
Liatris elegans var. bridgesii +
2-branched  +
Liatris elegans var. carizzana +
2-branched  +
Liatris elegans var. elegans +
2-branched  +
Liatris elegans var. kralii +
2-branched  +
Liatris elegantula +
2-branched  +
Liatris garberi +
2-branched  +
Liatris gholsonii +
2-branched  +
Liatris glandulosa +
2-branched  +
Liatris gracilis +
2-branched  +
Liatris helleri +
2-branched  +
Liatris hirsuta +
2-branched  +
Liatris laevigata +
2-branched  +
Liatris lancifolia +
2-branched  +
Liatris ligulistylis +
2-branched  +
Liatris microcephala +
2-branched  +
Liatris ohlingerae +
2-branched  +
Liatris oligocephala +
2-branched  +
Liatris patens +
2-branched  +
Liatris pauciflora +
2-branched  +
Liatris pauciflora var. pauciflora +
2-branched  +
Liatris pauciflora var. secunda +
2-branched  +
Liatris pilosa +
2-branched  +
Liatris provincialis +
2-branched  +
Liatris punctata +
2-branched  +
Liatris punctata var. mexicana +
2-branched  +
Liatris punctata var. mucronata +
2-branched  +
Liatris punctata var. punctata +
2-branched  +
Liatris pycnostachya +
2-branched  +
Liatris pycnostachya var. lasiophylla +
2-branched  +
Liatris pycnostachya var. pycnostachya +
2-branched  +
Liatris savannensis +
2-branched  +
Liatris scariosa +
2-branched  +
Liatris scariosa var. nieuwlandii +
2-branched  +
Liatris scariosa var. novaeangliae +
2-branched  +
Liatris scariosa var. scariosa +
2-branched  +
Liatris spicata +
2-branched  +
Liatris spicata var. resinosa +
2-branched  +
Liatris spicata var. spicata +
2-branched  +
Liatris squarrosa +
2-branched  +
Liatris squarrosa var. glabrata +
2-branched  +
Liatris squarrosa var. squarrosa +
2-branched  +
Liatris squarrulosa +
2-branched  +
Liatris tenuifolia +
2-branched  +
Liatris tenuis +
2-branched  +
Liatris virgata +
2-branched  +
Libertia +
3-branched  +
Libertia formosa +
3-branched  +
Ligularia +
2-branched  +
Ligularia dentata +
2-branched  +
Linaria +
simple  +
Linaria bipartita +
simple  +
Linaria dalmatica +
simple  +
Linaria dalmatica subsp. dalmatica +
simple  +
Linaria dalmatica subsp. macedonica +
simple  +
Linaria genistifolia +
simple  +
Linaria genistifolia subsp. genistifolia +
simple  +
Linaria grandiflora +
simple  +
Linaria maroccana +
simple  +
Linaria purpurea +
simple  +
Linaria repens +
simple  +
Linaria spartea +
simple  +
Linaria triornithophora +
simple  +
Linaria vulgaris +
simple  +
Lindheimera +
2-branched  +
Lindheimera texana +
2-branched  +
Logfia +
2-branched  +
Logfia arizonica +
2-branched  +
Logfia arvensis +
2-branched  +
Logfia depressa +
2-branched  +
Logfia filaginoides +
2-branched  +
Logfia gallica +
2-branched  +
Logfia minima +
2-branched  +
Lorandersonia +
2-branched  +
Lorandersonia baileyi +
2-branched  +
Lorandersonia linifolia +
2-branched  +
Lorandersonia microcephala +
2-branched  +
Lorandersonia peirsonii +
2-branched  +
Lorandersonia pulchella +
2-branched  +
Lorandersonia salicina +
2-branched  +
Lorandersonia spathulata +
2-branched  +
Luina +
2-branched  +
Luina hypoleuca +
2-branched  +
Luina serpentina +
2-branched  +
Lygodesmia +
2-branched  +
Lygodesmia aphylla +
2-branched  +
Lygodesmia grandiflora +
2-branched  +
Lygodesmia grandiflora var. arizonica +
2-branched  +
Lygodesmia grandiflora var. dianthopsis +
2-branched  +
Lygodesmia grandiflora var. doloresensis +
2-branched  +
Lygodesmia grandiflora var. entrada +
2-branched  +
Lygodesmia grandiflora var. grandiflora +
2-branched  +
Lygodesmia juncea +
2-branched  +
Lygodesmia ramosissima +
2-branched  +
Lygodesmia texana +
2-branched  +
Lyonia +
hollow  +
Lyonia ferruginea +
hollow  +
Lyonia fruticosa +
hollow  +
Lyonia ligustrina +
hollow  +
Lyonia ligustrina var. foliosiflora +
hollow  +
Lyonia ligustrina var. ligustrina +
hollow  +
Lyonia lucida +
hollow  +
Lyonia mariana +
hollow  +
M
Machaeranthera +
2-branched  +
Machaeranthera tagetina +
2-branched  +
Machaeranthera tanacetifolia +
2-branched  +
Maclura +
unbranched  +
Maclura pomifera +
unbranched  +
Madia +
2-branched  +
Madia anomala +
2-branched  +
Madia citrigracilis +
2-branched  +
Madia citriodora +
2-branched  +
Madia elegans +
2-branched  +
Madia exigua +
2-branched  +
Madia glomerata +
2-branched  +
Madia gracilis +
2-branched  +
Madia radiata +
2-branched  +
Madia sativa +
2-branched  +
Madia subspicata +
2-branched  +
Malachra +
10-branched  +
Malachra capitata +
10-branched  +
Malachra urens +
10-branched  +
Malacothamnus +
7-14-branched  +
Malacothamnus abbottii +
7-14-branched  +
Malacothamnus aboriginum +
7-14-branched  +
Malacothamnus clementinus +
7-14-branched  +
Malacothamnus davidsonii +
7-14-branched  +
Malacothamnus densiflorus +
7-14-branched  +
Malacothamnus fasciculatus +
7-14-branched  +
Malacothamnus fremontii +
7-14-branched  +
Malacothamnus jonesii +
7-14-branched  +
Malacothamnus marrubioides +
7-14-branched  +
Malacothamnus palmeri +
7-14-branched  +
Malacothrix +
2-branched  +
Malacothrix californica +
2-branched  +
Malacothrix clevelandii +
2-branched  +
Malacothrix coulteri +
2-branched  +
Malacothrix fendleri +
2-branched  +
Malacothrix floccifera +
2-branched  +
Malacothrix foliosa +
2-branched  +
Malacothrix foliosa subsp. crispifolia +
2-branched  +
Malacothrix foliosa subsp. foliosa +
2-branched  +
Malacothrix foliosa subsp. philbrickii +
2-branched  +
Malacothrix foliosa subsp. polycephala +
2-branched  +
Malacothrix glabrata +
2-branched  +
Malacothrix incana +
2-branched  +
Malacothrix indecora +
2-branched  +
Malacothrix junakii +
2-branched  +
Malacothrix phaeocarpa +
2-branched  +
Malacothrix saxatilis +
2-branched  +
Malacothrix saxatilis var. arachnoidea +
2-branched  +
Malacothrix saxatilis var. commutata +
2-branched  +
Malacothrix saxatilis var. implicata +
2-branched  +
Malacothrix saxatilis var. saxatilis +
2-branched  +
Malacothrix saxatilis var. tenuifolia +
2-branched  +
Malacothrix similis +
2-branched  +
Malacothrix sonchoides +
2-branched  +
Malacothrix sonorae +
2-branched  +
Malacothrix squalida +
2-branched  +
Malacothrix stebbinsii +
2-branched  +
Malacothrix torreyi +
2-branched  +
Malperia +
2-branched  +
Malperia tenuis +
2-branched  +
Malva +
unbranched  +, branched  +
Malva alcea +
18-20-branched  +
Malva arborea +
(6-)8-branched  +
Malva assurgentiflora +
6-10-branched  +
Malva moschata +
11-15-branched  +
Malva neglecta +
12-15-branched  +
Malva nicaeensis +
7-10-branched  +
Malva parviflora +
11-branched  +, 10-branched  +
Malva pseudolavatera +
7-10-branched  +
Malva pusilla +
11-branched  +, 10-branched  +
Malva sylvestris +
10-12-branched  +
Malva verticillata +
8-11-branched  +
Malvaceae subfam. Malvoideae +
unbranched  +, branched  +
Malvastrum +
5-18-branched  +
Malvastrum americanum +
10-15(-18)-branched  +
Malvastrum aurantiacum +
12-16-branched  +
Malvastrum bicuspidatum +
9-12-branched  +
Malvastrum corchorifolium +
(9-)11-13(-16)-branched  +
Malvastrum coromandelianum +
5-18-branched  +
Malvastrum hispidum +
6-branched  +, 5-branched  +
Malvaviscus +
unbranched  +, branched  +
Malvaviscus arboreus +
unbranched  +, branched  +
Malvaviscus arboreus var. arboreus +
unbranched  +, branched  +
Malvaviscus arboreus var. drummondii +
unbranched  +, branched  +
Malvella +
7-10-branched  +
Malvella lepidota +
7-branched  +
Malvella leprosa +
7-10-branched  +
Malvella sagittifolia +
8-branched  +, 7-branched  +
Manihot +
unbranched  +
Manihot angustiloba +
unbranched  +
Manihot davisiae +
unbranched  +
Manihot esculenta +
unbranched  +
Manihot grahamii +
unbranched  +
Manihot subspicata +
unbranched  +
Manihot walkerae +
unbranched  +
Mantisalca +
2-branched  +
Mantisalca salmantica +
2-branched  +
Maranta +
unappendaged  +
Maranta arundinacea +
unappendaged  +
Marshallia +
2-branched  +
Marshallia caespitosa +
2-branched  +
Marshallia graminifolia +
2-branched  +
Marshallia grandiflora +
2-branched  +
Marshallia mohrii +
2-branched  +
Marshallia obovata +
2-branched  +
Marshallia ramosa +
2-branched  +
Marshallia trinervia +
2-branched  +
Matricaria +
2-branched  +
Matricaria chamomilla +
2-branched  +
Matricaria discoidea +
2-branched  +
Matricaria occidentalis +
2-branched  +
Mauranthemum +
2-branched  +
Mauranthemum paludosum +
2-branched  +
Mayaca +
simple  +
Mayaca fluviatilis +
simple  +
Mayacaceae +
simple  +
Melampodium +
2-branched  +
Melampodium appendiculatum +
2-branched  +
Melampodium cinereum +
2-branched  +
Melampodium divaricatum +
2-branched  +
Melampodium leucanthum +
2-branched  +
Melampodium longicorne +
2-branched  +
Melampodium perfoliatum +
2-branched  +
Melampodium strigosum +
2-branched  +
Melanthera +
2-branched  +
Melanthera angustifolia +
2-branched  +
Melanthera nivea +
2-branched  +
Melanthera parvifolia +
2-branched  +
Menziesia +
hollow  +
Menziesia ferruginea +
hollow  +
Menziesia pilosa +
hollow  +
Mercurialis +
unbranched  +
Mercurialis annua +
unbranched  +
Meximalva +
8-branched  +, 7-branched  +
Meximalva filipes +
8-branched  +, 7-branched  +
Micropsis +
2-branched  +
Micropsis dasycarpa +
2-branched  +
Micropus +
2-branched  +
Micropus amphibolus +
2-branched  +
Micropus californicus +
2-branched  +
Micropus californicus var. californicus +
2-branched  +
Micropus californicus var. subvestitus +
2-branched  +
Microseris +
2-branched  +
Microseris acuminata +
2-branched  +
Microseris bigelovii +
2-branched  +
Microseris borealis +
2-branched  +
Microseris campestris +
2-branched  +
Microseris douglasii +
2-branched  +
Microseris douglasii subsp. douglasii +
2-branched  +
Microseris douglasii subsp. platycarpha +
2-branched  +
Microseris douglasii subsp. tenella +
2-branched  +
Microseris elegans +
2-branched  +
Microseris howellii +
2-branched  +
Microseris laciniata +
2-branched  +
Microseris laciniata subsp. detlingii +
2-branched  +
Microseris laciniata subsp. laciniata +
2-branched  +
Microseris laciniata subsp. leptosepala +
2-branched  +
Microseris laciniata subsp. siskiyouensis +
2-branched  +
Microseris nutans +
2-branched  +
Microseris paludosa +
2-branched  +
Microseris sylvatica +
2-branched  +
Microstachys +
unbranched  +
Microstachys corniculata +
unbranched  +
Mikania +
2-branched  +
Mikania batatifolia +
2-branched  +
Mikania cordifolia +
2-branched  +
Mikania scandens +
2-branched  +
Modiola +
16-22-branched  +
Modiola caroliniana +
16-22-branched  +
Moneses +
hollow  +
Moneses uniflora +
hollow  +
Monolopia +
2-branched  +
Monolopia congdonii +
2-branched  +
Monolopia gracilens +
2-branched  +
Monolopia lanceolata +
2-branched  +
Monolopia major +
2-branched  +
Monolopia stricta +
2-branched  +
Monoptilon +
2-branched  +
Monoptilon bellidiforme +
2-branched  +
Monoptilon bellioides +
2-branched  +
Monotropa +
hollow  +
Monotropa hypopitys +
hollow  +
Monotropa uniflora +
hollow  +
Monotropsis +
hollow  +
Monotropsis odorata +
hollow  +
Montia +
branched  +
Montia bostockii +
branched  +
Montia chamissoi +
branched  +
Montia dichotoma +
branched  +
Montia diffusa +
branched  +
Montia fontana +
branched  +
Montia howellii +
branched  +
Montia linearis +
branched  +
Montia parvifolia +
branched  +
Morus +
2-branched  +
Morus alba +
2-branched  +
Morus microphylla +
2-branched  +
Morus rubra +
2-branched  +
Mulgedium +
2-branched  +
Mulgedium pulchellum +
2-branched  +
Munzothamnus +
2-branched  +
Munzothamnus blairii +
2-branched  +
Murdannia +
simple  +
Murdannia keisak +
simple  +
Murdannia nudiflora +
simple  +
Murdannia spirata +
simple  +
Mycelis +
2-branched  +
Mycelis muralis +
2-branched  +
N
Najas +
2-4-branched  +
Najas filifolia +
2-4-branched  +
Najas flexilis +
2-4-branched  +
Najas gracillima +
2-4-branched  +
Najas graminea +
2-4-branched  +
Najas guadalupensis +
2-4-branched  +
Najas guadalupensis subsp. floridana +
2-4-branched  +
Najas guadalupensis subsp. guadalupensis +
2-4-branched  +
Najas guadalupensis subsp. muenscheri +
2-4-branched  +
Najas guadalupensis subsp. olivacea +
2-4-branched  +
Najas marina +
2-4-branched  +
Najas minor +
2-4-branched  +
Najas wrightiana +
2-4-branched  +
Napaea +
6-10-branched  +
Napaea dioica +
6-10-branched  +
Nemastylis +
shortly below base  +, branching  +
Nemastylis floridana +
branching  +
Nemastylis geminiflora +
branching  +
Nemastylis nuttallii +
branching  +
Nemastylis tenuis +
shortly below base  +, branching  +
Nemastylis tenuis subsp. pringlei +
branching  +
Neonesomia +
2-branched  +
Neonesomia palmeri +
2-branched  +
Nestotus +
2-branched  +
Nestotus macleanii +
2-branched  +
Nestotus stenophyllus +
2-branched  +
Nicolletia +
2-branched  +
Nicolletia edwardsii +
2-branched  +
Nicolletia occidentalis +
2-branched  +
Nipponanthemum +
2-branched  +
Nipponanthemum nipponicum +
2-branched  +
Nothocalaïs +
2-branched  +
Nothocalaïs alpestris +
2-branched  +
Nothocalaïs cuspidata +
2-branched  +
Nothocalaïs nigrescens +
2-branched  +
Nothocalaïs troximoides +
2-branched  +
O
Oclemena +
2-branched  +
Oclemena acuminata +
2-branched  +
Oclemena nemoralis +
2-branched  +
Oclemena reticulata +
2-branched  +
Oclemena ×blakei +
2-branched  +
Olsynium +
3-branched  +
Olsynium douglasii +
3-branched  +
Olsynium douglasii var. douglasii +
3-branched  +
Olsynium douglasii var. inflatum +
3-branched  +
Omalotheca +
2-branched  +
Omalotheca norvegica +
2-branched  +
Omalotheca supina +
2-branched  +
Omalotheca sylvatica +
2-branched  +
Oncosiphon +
2-branched  +
Oncosiphon piluliferum +
2-branched  +
Onopordum +
2-branched  +
Onopordum acanthium +
2-branched  +
Onopordum acanthium subsp. acanthium +
2-branched  +
Onopordum illyricum +
2-branched  +
Onopordum tauricum +
2-branched  +
Oreochrysum +
2-branched  +
Oreochrysum parryi +
2-branched  +
Oreostemma +
2-branched  +
Oreostemma alpigenum +
2-branched  +
Oreostemma alpigenum var. alpigenum +
2-branched  +
Oreostemma alpigenum var. andersonii +
2-branched  +
Oreostemma alpigenum var. haydenii +
2-branched  +
Oreostemma elatum +
2-branched  +
Oreostemma peirsonii +
2-branched  +
Ornithostaphylos +
hollow  +
Ornithostaphylos oppositifolia +
hollow  +
Orochaenactis +
2-branched  +
Orochaenactis thysanocarpha +
2-branched  +
Orthilia +
hollow  +
Orthilia secunda +
hollow  +
Osmadenia +
2-branched  +
Osmadenia tenella +
2-branched  +
Osteospermum +
2-branched  +
Osteospermum ecklonis +
2-branched  +
Osteospermum spinescens +
2-branched  +
Oxydendrum +
hollow  +
Oxydendrum arboreum +
hollow  +
Oxytenia +
2-branched  +
Oxytenia acerosa +
2-branched  +
Oönopsis +
2-branched  +
Oönopsis engelmannii +
2-branched  +
Oönopsis foliosa +
2-branched  +
Oönopsis foliosa var. foliosa +
2-branched  +
Oönopsis foliosa var. monocephala +
2-branched  +
Oönopsis multicaulis +
2-branched  +
Oönopsis wardii +
2-branched  +
P
Packera +
2-branched  +
Packera anonyma +
2-branched  +
Packera antennariifolia +
2-branched  +
Packera aurea +
2-branched  +
Packera bernardina +
2-branched  +
Packera bolanderi +
2-branched  +
Packera bolanderi var. bolanderi +
2-branched  +
Packera bolanderi var. harfordii +
2-branched  +
Packera breweri +
2-branched  +
Packera cana +
2-branched  +
Packera cardamine +
2-branched  +
Packera castoreus +
2-branched  +
Packera clevelandii +
2-branched  +
Packera contermina +
2-branched  +
Packera crocata +
2-branched  +
Packera cymbalaria +
2-branched  +
Packera cynthioides +
2-branched  +
Packera debilis +
2-branched  +
Packera dimorphophylla +
2-branched  +
Packera dimorphophylla var. dimorphophylla +
2-branched  +
Packera dimorphophylla var. intermedia +
2-branched  +
Packera dimorphophylla var. paysonii +
2-branched  +
Packera eurycephala +
2-branched  +
Packera eurycephala var. eurycephala +
2-branched  +
Packera eurycephala var. lewisrosei +
2-branched  +
Packera fendleri +
2-branched  +
Packera flettii +
2-branched  +
Packera franciscana +
2-branched  +
Packera ganderi +
2-branched  +
Packera glabella +
2-branched  +
Packera greenei +
2-branched  +
Packera hartiana +
2-branched  +
Packera hesperia +
2-branched  +
Packera hyperborealis +
2-branched  +
Packera indecora +
2-branched  +
Packera ionophylla +
2-branched  +
Packera layneae +
2-branched  +
Packera macounii +
2-branched  +
Packera malmstenii +
2-branched  +
Packera millefolium +
2-branched  +
Packera millelobata +
2-branched  +
Packera multilobata +
2-branched  +
Packera musiniensis +
2-branched  +
Packera neomexicana +
2-branched  +
Packera neomexicana var. mutabilis +
2-branched  +
Packera neomexicana var. neomexicana +
2-branched  +
Packera neomexicana var. toumeyi +
2-branched  +
Packera obovata +
2-branched  +
Packera ogotorukensis +
2-branched  +
Packera pauciflora +
2-branched  +
Packera paupercula +
2-branched  +
Packera plattensis +
2-branched  +
Packera porteri +
2-branched  +
Packera pseudaurea +
2-branched  +
Packera pseudaurea var. flavula +
2-branched  +
Packera pseudaurea var. pseudaurea +
2-branched  +
Packera pseudaurea var. semicordata +
2-branched  +
Packera quercetorum +
2-branched  +
Packera sanguisorboides +
2-branched  +
Packera schweinitziana +
2-branched  +
Packera spellenbergii +
2-branched  +
Packera streptanthifolia +
2-branched  +
Packera subnuda +
2-branched  +
Packera subnuda var. moresbiensis +
2-branched  +
Packera subnuda var. subnuda +
2-branched  +
Packera tampicana +
2-branched  +
Packera texensis +
2-branched  +
Packera tomentosa +
2-branched  +
Packera tridenticulata +
2-branched  +
Packera werneriifolia +
2-branched  +
Palafoxia +
2-branched  +
Palafoxia arida +
2-branched  +
Palafoxia callosa +
2-branched  +
Palafoxia feayi +
2-branched  +
Palafoxia hookeriana +
2-branched  +
Palafoxia integrifolia +
2-branched  +
Palafoxia reverchonii +
2-branched  +
Palafoxia riograndensis +
2-branched  +
Palafoxia rosea +
2-branched  +
Palafoxia sphacelata +
2-branched  +
Palafoxia texana +
2-branched  +
Parasenecio +
2-branched  +
Parasenecio auriculatus +
2-branched  +
Parthenice +
2-branched  +
Parthenice mollis +
2-branched  +
Parthenium +
2-branched  +
Parthenium alpinum +
2-branched  +
Parthenium argentatum +
2-branched  +
Parthenium confertum +
2-branched  +
Parthenium hysterophorus +
2-branched  +
Parthenium incanum +
2-branched  +
Parthenium integrifolium +
2-branched  +
Parthenium ligulatum +
2-branched  +
Pascalia +
2-branched  +
Pascalia glauca +
2-branched  +
Pavonia +
10-branched  +
Pavonia hastata +
10-branched  +
Pavonia lasiopetala +
10-branched  +
Pavonia paludicola +
10-branched  +
Pavonia spinifex +
10-branched  +
Pectis +
2-branched  +
Pectis angustifolia +
2-branched  +
Pectis angustifolia var. angustifolia +
2-branched  +
Pectis angustifolia var. fastigiata +
2-branched  +
Pectis angustifolia var. tenella +
2-branched  +
Pectis cylindrica +
2-branched  +
Pectis filipes +
2-branched  +
Pectis filipes var. subnuda +
2-branched  +
Pectis glaucescens +
2-branched  +
Pectis humifusa +
2-branched  +
Pectis imberbis +
2-branched  +
Pectis linearifolia +
2-branched  +
Pectis linifolia +
2-branched  +
Pectis linifolia var. linifolia +
2-branched  +
Pectis longipes +
2-branched  +
Pectis papposa +
2-branched  +
Pectis papposa var. grandis +
2-branched  +
Pectis papposa var. papposa +
2-branched  +
Pectis prostrata +
2-branched  +
Pectis rusbyi +
2-branched  +
Pectis ×floridana +
2-branched  +
Pentachaeta +
2-branched  +
Pentachaeta alsinoides +
2-branched  +
Pentachaeta aurea +
2-branched  +
Pentachaeta bellidiflora +
2-branched  +
Pentachaeta exilis +
2-branched  +
Pentachaeta exilis subsp. aeolica +
2-branched  +
Pentachaeta exilis subsp. exilis +
2-branched  +
Pentachaeta fragilis +
2-branched  +
Pentachaeta lyonii +
2-branched  +
Pentzia +
2-branched  +
Pentzia incana +
2-branched  +
Pericallis +
2-branched  +
Pericallis hybrida +
2-branched  +
Pericome +
2-branched  +
Pericome caudata +
2-branched  +
Perityle +
2-branched  +
Perityle aglossa +
2-branched  +
Perityle ajoensis +
2-branched  +
Perityle ambrosiifolia +
2-branched  +
Perityle angustifolia +
2-branched  +
Perityle bisetosa +
2-branched  +
Perityle bisetosa var. appressa +
2-branched  +
Perityle bisetosa var. bisetosa +
2-branched  +
Perityle bisetosa var. scalaris +
2-branched  +
Perityle cernua +
2-branched  +
Perityle ciliata +
2-branched  +
Perityle cinerea +
2-branched  +
Perityle cochisensis +
2-branched  +
Perityle congesta +
2-branched  +
Perityle coronopifolia +
2-branched  +
Perityle dissecta +
2-branched  +
Perityle emoryi +
2-branched  +
Perityle fosteri +
2-branched  +
Perityle gilensis +
2-branched  +
Perityle gilensis var. gilensis +
2-branched  +
Perityle gilensis var. salensis +
2-branched  +
Perityle gracilis +
2-branched  +
Perityle huecoensis +
2-branched  +
Perityle intricata +
2-branched  +
Perityle inyoensis +
2-branched  +
Perityle lemmonii +
2-branched  +
Perityle lindheimeri +
2-branched  +
Perityle lindheimeri var. halimifolia +
2-branched  +
Perityle lindheimeri var. lindheimeri +
2-branched  +
Perityle megalocephala +
2-branched  +
Perityle megalocephala var. megalocephala +
2-branched  +
Perityle megalocephala var. oligophylla +
2-branched  +
Perityle microglossa +
2-branched  +
Perityle microglossa var. microglossa +
2-branched  +
Perityle parryi +
2-branched  +
Perityle quinqueflora +
2-branched  +
Perityle rupestris +
2-branched  +
Perityle rupestris var. albiflora +
2-branched  +
Perityle rupestris var. rupestris +
2-branched  +
Perityle saxicola +
2-branched  +
Perityle sect. Laphamia +
2-branched  +
Perityle sect. Pappothrix +
2-branched  +
Perityle sect. Perityle +
2-branched  +
Perityle specuicola +
2-branched  +
Perityle stansburyi +
2-branched  +
Perityle staurophylla +
2-branched  +
Perityle staurophylla var. homoflora +
2-branched  +
Perityle staurophylla var. staurophylla +
2-branched  +
Perityle tenella +
2-branched  +
Perityle vaseyi +
2-branched  +
Perityle villosa +
2-branched  +
Perityle vitreomontana +
2-branched  +
Perityle warnockii +
2-branched  +
Petasites +
2-branched  +
Petasites frigidus +
2-branched  +
Petasites frigidus var. frigidus +
2-branched  +
Petasites frigidus var. palmatus +
2-branched  +
Petasites frigidus var. sagittatus +
2-branched  +
Petasites frigidus var. ×vitifolius +
2-branched  +
Petradoria +
2-branched  +
Petradoria pumila +
2-branched  +
Petradoria pumila var. graminea +
2-branched  +
Petradoria pumila var. pumila +
2-branched  +
Peucephyllum +
2-branched  +
Peucephyllum schottii +
2-branched  +
Phalacroseris +
2-branched  +
Phalacroseris bolanderi +
2-branched  +
Phemeranthus +
branched  +
Phemeranthus aurantiacus +
branched  +
Phemeranthus brevicaulis +
branched  +
Phemeranthus brevifolius +
branched  +
Phemeranthus calcaricus +
branched  +
Phemeranthus calycinus +
branched  +
Phemeranthus humilis +
branched  +
Phemeranthus longipes +
branched  +
Phemeranthus marginatus +
branched  +
Phemeranthus mengesii +
branched  +
Phemeranthus parviflorus +
branched  +
Phemeranthus rugospermus +
branched  +
Phemeranthus sediformis +
branched  +
Phemeranthus spinescens +
branched  +
Phemeranthus teretifolius +
branched  +
Phemeranthus thompsonii +
branched  +
Phemeranthus validulus +
branched  +
Phoebanthus +
2-branched  +
Phoebanthus grandiflorus +
2-branched  +
Phoebanthus tenuifolius +
2-branched  +
Phyllanthaceae +
unbranched  +
Phyllanthopsis +
unbranched  +
Phyllanthopsis arida +
unbranched  +
Phyllanthopsis phyllanthoides +
unbranched  +
Phyllanthus +
unbranched  +
Phyllanthus abnormis +
unbranched  +
Phyllanthus abnormis var. abnormis +
unbranched  +
Phyllanthus abnormis var. riograndensis +
unbranched  +
Phyllanthus acidus +
unbranched  +
Phyllanthus amarus +
unbranched  +
Phyllanthus angustifolius +
unbranched  +
Phyllanthus caroliniensis +
unbranched  +
Phyllanthus caroliniensis subsp. caroliniensis +
unbranched  +
Phyllanthus caroliniensis subsp. saxicola +
unbranched  +
Phyllanthus ericoides +
unbranched  +
Phyllanthus evanescens +
unbranched  +
Phyllanthus fluitans +
unbranched  +
Phyllanthus fraternus +
unbranched  +
Phyllanthus liebmannianus +
unbranched  +
Phyllanthus liebmannianus subsp. platylepis +
unbranched  +
Phyllanthus niruri +
unbranched  +
Phyllanthus pentaphyllus +
unbranched  +
Phyllanthus polygonoides +
unbranched  +
Phyllanthus tenellus +
unbranched  +
Phyllanthus urinaria +
unbranched  +
Phyllanthus urinaria subsp. urinaria +
unbranched  +
Phyllanthus warnockii +
unbranched  +
Phyllodoce +
hollow  +
Phyllodoce aleutica +
hollow  +
Phyllodoce breweri +
hollow  +
Phyllodoce caerulea +
hollow  +
Phyllodoce empetriformis +
hollow  +
Phyllodoce glanduliflora +
hollow  +
Picradeniopsis +
2-branched  +
Picradeniopsis oppositifolia +
2-branched  +
Picradeniopsis woodhousei +
2-branched  +
Picris +
2-branched  +
Picris hieracioides +
2-branched  +
Picris rhagadioloides +
2-branched  +
Picrodendraceae +
unbranched  +
Picrothamnus +
2-branched  +
Picrothamnus desertorum +
2-branched  +
Pieris +
hollow  +
Pieris floribunda +
hollow  +
Pieris phillyreifolia +
hollow  +
Pinaropappus +
2-branched  +
Pinaropappus parvus +
2-branched  +
Pinaropappus roseus +
2-branched  +
Pityopsis +
2-branched  +
Pityopsis aspera +
2-branched  +
Pityopsis aspera var. adenolepis +
2-branched  +
Pityopsis aspera var. aspera +
2-branched  +
Pityopsis falcata +
2-branched  +
Pityopsis flexuosa +
2-branched  +
Pityopsis graminifolia +
2-branched  +
Pityopsis graminifolia var. aequilifolia +
2-branched  +
Pityopsis graminifolia var. graminifolia +
2-branched  +
Pityopsis graminifolia var. latifolia +
2-branched  +
Pityopsis graminifolia var. tenuifolia +
2-branched  +
Pityopsis graminifolia var. tracyi +
2-branched  +
Pityopsis oligantha +
2-branched  +
Pityopsis pinifolia +
2-branched  +
Pityopsis ruthii +
2-branched  +
Pityopus +
hollow  +
Pityopus californicus +
hollow  +
Plateilema +
2-branched  +
Plateilema palmeri +
2-branched  +
Platyschkuhria +
2-branched  +
Platyschkuhria integrifolia +
2-branched  +
Plectocephalus +
2-branched  +
Plectocephalus americanus +
2-branched  +
Plectocephalus rothrockii +
2-branched  +
Pleiacanthus +
2-branched  +
Pleiacanthus spinosus +
2-branched  +
Pleradenophora +
unbranched  +
Pleradenophora bilocularis +
unbranched  +
Pleuricospora +
hollow  +
Pleuricospora fimbriolata +
hollow  +
Pleurocoronis +
2-branched  +
Pleurocoronis pluriseta +
2-branched  +
Pluchea +
2-branched  +
Pluchea baccharis +
2-branched  +
Pluchea camphorata +
2-branched  +
Pluchea carolinensis +
2-branched  +
Pluchea foetida +
2-branched  +
Pluchea longifolia +
2-branched  +
Pluchea odorata +
2-branched  +
Pluchea odorata var. odorata +
2-branched  +
Pluchea odorata var. succulenta +
2-branched  +
Pluchea sagittalis +
2-branched  +
Pluchea sericea +
2-branched  +
Pluchea yucatanensis +
2-branched  +
Polycarpon +
3-branched  +
Polycarpon depressum +
3-branched  +
Polycarpon tetraphyllum +
3-branched  +
Polycarpon tetraphyllum subsp. tetraphyllum +
3-branched  +
Polymnia +
2-branched  +
Polymnia canadensis +
2-branched  +
Polymnia cossatotensis +
2-branched  +
Polymnia laevigata +
2-branched  +
Porophyllum +
2-branched  +
Porophyllum gracile +
2-branched  +
Porophyllum greggii +
2-branched  +
Porophyllum pygmaeum +
2-branched  +
Porophyllum ruderale +
2-branched  +
Porophyllum ruderale var. macrocephalum +
2-branched  +
Porophyllum scoparium +
2-branched  +
Portulaca +
branched  +
Portulaca amilis +
branched  +
Portulaca biloba +
branched  +
Portulaca grandiflora +
branched  +
Portulaca halimoides +
branched  +
Portulaca oleracea +
branched  +
Portulaca pilosa +
branched  +
Portulaca rubricaulis +
branched  +
Portulaca smallii +
branched  +
Portulaca suffrutescens +
branched  +
Portulaca umbraticola +
branched  +
Portulaca umbraticola subsp. coronata +
branched  +
Portulaca umbraticola subsp. lanceolata +
branched  +
Portulacaceae +
branched  +
Potentilla +
jointed  +
Potentilla albiflora +
jointed  +
Potentilla ambigens +
jointed  +
Potentilla anachoretica +
jointed  +
Potentilla angelliae +
jointed  +
Potentilla anglica +
jointed  +
Potentilla anserina +
jointed  +
Potentilla anserina subsp. anserina +
jointed  +
Potentilla anserina subsp. groenlandica +
jointed  +
Potentilla anserina subsp. pacifica +
jointed  +
Potentilla anserina subsp. yukonensis +
jointed  +
Potentilla arenosa +
jointed  +
Potentilla arenosa subsp. arenosa +
jointed  +
Potentilla arenosa subsp. chamissonis +
jointed  +
Potentilla argentea +
jointed  +
Potentilla arizonica +
jointed  +
Potentilla basaltica +
jointed  +
Potentilla bicrenata +
jointed  +
Potentilla biennis +
jointed  +
Potentilla biflora +
jointed  +
Potentilla bimundorum +
jointed  +
Potentilla bipinnatifida +
jointed  +
Potentilla brevifolia +
jointed  +
Potentilla breweri +
jointed  +
Potentilla bruceae +
jointed  +
Potentilla brunnescens +
jointed  +
Potentilla canadensis +
jointed  +
Potentilla concinna +
jointed  +
Potentilla concinna var. concinna +
jointed  +
Potentilla concinna var. divisa +
jointed  +
Potentilla concinna var. proxima +
jointed  +
Potentilla cottamii +
jointed  +
Potentilla crantzii +
jointed  +
Potentilla crebridens +
jointed  +
Potentilla crebridens subsp. hemicryophila +
jointed  +
Potentilla crinita +
jointed  +
Potentilla cristae +
jointed  +
Potentilla demotica +
jointed  +
Potentilla drummondii +
jointed  +
Potentilla effusa +
jointed  +
Potentilla effusa var. effusa +
jointed  +
Potentilla effusa var. rupincola +
jointed  +
Potentilla elegans +
jointed  +
Potentilla erecta +
jointed  +
Potentilla flabellifolia +
jointed  +
Potentilla fragiformis +
jointed  +
Potentilla furcata +
jointed  +
Potentilla glaucophylla +
jointed  +
Potentilla glaucophylla var. glaucophylla +
jointed  +
Potentilla glaucophylla var. perdissecta +
jointed  +
Potentilla gracilis +
jointed  +
Potentilla gracilis var. elmeri +
jointed  +
Potentilla gracilis var. fastigiata +
jointed  +
Potentilla gracilis var. flabelliformis +
jointed  +
Potentilla gracilis var. gracilis +
jointed  +
Potentilla gracilis var. owyheensis +
jointed  +
Potentilla grayi +
jointed  +
Potentilla hickmanii +
jointed  +
Potentilla hippiana +
jointed  +
Potentilla holmgrenii +
jointed  +
Potentilla hookeriana +
jointed  +
Potentilla hyparctica +
jointed  +
Potentilla hyparctica subsp. elatior +
jointed  +
Potentilla hyparctica subsp. hyparctica +
jointed  +
Potentilla inclinata +
jointed  +
Potentilla intermedia +
jointed  +
Potentilla jepsonii +
jointed  +
Potentilla johnstonii +
jointed  +
Potentilla lasiodonta +
jointed  +
Potentilla litoralis +
jointed  +
Potentilla macounii +
jointed  +
Potentilla millefolia +
jointed  +
Potentilla modesta +
jointed  +
Potentilla morefieldii +
jointed  +
Potentilla multijuga +
jointed  +
Potentilla multisecta +
jointed  +
Potentilla nana +
jointed  +
Potentilla newberryi +
jointed  +
Potentilla nivea +
jointed  +
Potentilla norvegica +
jointed  +
Potentilla ovina +
jointed  +
Potentilla ovina var. decurrens +
jointed  +
Potentilla ovina var. ovina +
jointed  +
Potentilla paucijuga +
jointed  +
Potentilla pedersenii +
jointed  +
Potentilla pensylvanica +
jointed  +
Potentilla plattensis +
jointed  +
Potentilla pseudosericea +
jointed  +
Potentilla pulchella +
jointed  +
Potentilla pulcherrima +
jointed  +
Potentilla recta +
jointed  +
Potentilla reptans +
jointed  +
Potentilla rhyolitica +
jointed  +
Potentilla rhyolitica var. chiricahuensis +
jointed  +
Potentilla rhyolitica var. rhyolitica +
jointed  +
Potentilla rimicola +
jointed  +
Potentilla rivalis +
jointed  +
Potentilla robbinsiana +
jointed  +
Potentilla rubella +
jointed  +
Potentilla rubricaulis +
jointed  +
Potentilla sanguinea +
jointed  +
Potentilla saximontana +
jointed  +
Potentilla sect. Arenicolae +
jointed  +
Potentilla sect. Aureae +
jointed  +
Potentilla sect. Biflorae +
jointed  +
Potentilla sect. Brevifoliae +
jointed  +
Potentilla sect. Chrysanthae +
jointed  +
Potentilla sect. Concinnae +
jointed  +
Potentilla sect. Graciles +
jointed  +
Potentilla sect. Leucophyllae +
jointed  +
Potentilla sect. Lupinoides +
jointed  +
Potentilla sect. Multijugae +
jointed  +
Potentilla sect. Niveae +
jointed  +
Potentilla sect. Pensylvanicae +
jointed  +
Potentilla sect. Pentaphylloides +
jointed  +
Potentilla sect. Potentilla +
jointed  +
Potentilla sect. Rectae +
jointed  +
Potentilla sect. Rivales +
jointed  +
Potentilla sect. Rubrae +
jointed  +
Potentilla sect. Rubricaules +
jointed  +
Potentilla sect. Subjugae +
jointed  +
Potentilla sect. Subviscosae +
jointed  +
Potentilla sect. Terminales +
jointed  +
Potentilla sierrae-blancae +
jointed  +
Potentilla simplex +
jointed  +
Potentilla sterilis +
jointed  +
Potentilla stipularis +
jointed  +
Potentilla subgorodkovii +
jointed  +
Potentilla subjuga +
jointed  +
Potentilla subvahliana +
jointed  +
Potentilla subviscosa +
jointed  +
Potentilla subviscosa var. ramulosa +
jointed  +
Potentilla subviscosa var. subviscosa +
jointed  +
Potentilla supina +
jointed  +
Potentilla supina subsp. paradoxa +
jointed  +
Potentilla thurberi +
jointed  +
Potentilla thurberi var. atrorubens +
jointed  +
Potentilla thurberi var. thurberi +
jointed  +
Potentilla thuringiaca +
jointed  +
Potentilla tikhomirovii +
jointed  +
Potentilla townsendii +
jointed  +
Potentilla uliginosa +
jointed  +
Potentilla uschakovii +
jointed  +
Potentilla vahliana +
jointed  +
Potentilla verna +
jointed  +
Potentilla versicolor +
jointed  +
Potentilla villosa +
jointed  +
Potentilla villosula +
jointed  +
Potentilla vulcanicola +
jointed  +
Potentilla wheeleri +
jointed  +
Poteridium +
branched  +
Poteridium annuum +
branched  +
Poteridium occidentale +
branched  +
Poterium +
branched  +
Poterium sanguisorba +
branched  +
Poterium sanguisorba var. polygamum +
branched  +
Prenanthella +
2-branched  +
Prenanthella exigua +
2-branched  +
Prenanthes +
2-branched  +
Prenanthes alata +
2-branched  +
Prenanthes alba +
2-branched  +
Prenanthes altissima +
2-branched  +
Prenanthes aspera +
2-branched  +
Prenanthes autumnalis +
2-branched  +
Prenanthes barbata +
2-branched  +
Prenanthes boottii +
2-branched  +
Prenanthes carrii +
2-branched  +
Prenanthes crepidinea +
2-branched  +
Prenanthes racemosa +
2-branched  +
Prenanthes roanensis +
2-branched  +
Prenanthes sagittata +
2-branched  +
Prenanthes serpentaria +
2-branched  +
Prenanthes trifoliolata +
2-branched  +
Psacalium +
2-branched  +
Psacalium decompositum +
2-branched  +
Psathyrotes +
2-branched  +
Psathyrotes annua +
2-branched  +
Psathyrotes pilifera +
2-branched  +
Psathyrotes ramosissima +
2-branched  +
Psathyrotopsis +
2-branched  +
Psathyrotopsis scaposa +
2-branched  +
Pseudabutilon +
5-8[-10]-branched  +
Pseudabutilon thurberi +
5-branched  +
Pseudabutilon umbellatum +
6-8-branched  +
Pseudelephantopus +
2-branched  +
Pseudelephantopus spicatus +
2-branched  +
Pseudobahia +
2-branched  +
Pseudobahia bahiifolia +
2-branched  +
Pseudobahia heermannii +
2-branched  +
Pseudobahia peirsonii +
2-branched  +
Pseudoclappia +
2-branched  +
Pseudoclappia arenaria +
2-branched  +
Pseudoclappia watsonii +
2-branched  +
Pseudognaphalium +
2-branched  +
Pseudognaphalium arizonicum +
2-branched  +
Pseudognaphalium austrotexanum +
2-branched  +
Pseudognaphalium beneolens +
2-branched  +
Pseudognaphalium biolettii +
2-branched  +
Pseudognaphalium californicum +
2-branched  +
Pseudognaphalium canescens +
2-branched  +
Pseudognaphalium helleri +
2-branched  +
Pseudognaphalium jaliscense +
2-branched  +
Pseudognaphalium leucocephalum +
2-branched  +
Pseudognaphalium luteoalbum +
2-branched  +
Pseudognaphalium macounii +
2-branched  +
Pseudognaphalium micradenium +
2-branched  +
Pseudognaphalium microcephalum +
2-branched  +
Pseudognaphalium obtusifolium +
2-branched  +
Pseudognaphalium pringlei +
2-branched  +
Pseudognaphalium ramosissimum +
2-branched  +
Pseudognaphalium roseum +
2-branched  +
Pseudognaphalium saxicola +
2-branched  +
Pseudognaphalium stramineum +
2-branched  +
Pseudognaphalium thermale +
2-branched  +
Pseudognaphalium viscosum +
2-branched  +
Pseudogynoxys +
2-branched  +
Pseudogynoxys chenopodioides +
2-branched  +
Psilactis +
2-branched  +
Psilactis asteroides +
2-branched  +
Psilactis brevilingulata +
2-branched  +
Psilactis gentryi +
2-branched  +
Psilactis heterocarpa +
2-branched  +
Psilactis tenuis +
2-branched  +
Psilocarphus +
2-branched  +
Psilocarphus brevissimus +
2-branched  +
Psilocarphus brevissimus var. brevissimus +
2-branched  +
Psilocarphus brevissimus var. multiflorus +
2-branched  +
Psilocarphus chilensis +
2-branched  +
Psilocarphus elatior +
2-branched  +
Psilocarphus oregonus +
2-branched  +
Psilocarphus tenellus +
2-branched  +
Psilostrophe +
2-branched  +
Psilostrophe bakeri +
2-branched  +
Psilostrophe cooperi +
2-branched  +
Psilostrophe gnaphalodes +
2-branched  +
Psilostrophe sparsiflora +
2-branched  +
Psilostrophe tagetina +
2-branched  +
Psilostrophe villosa +
2-branched  +
Pterocaulon +
2-branched  +
Pterocaulon pycnostachyum +
2-branched  +
Pterocaulon virgatum +
2-branched  +
Pterospora +
hollow  +
Pterospora andromedea +
hollow  +
Pulicaria +
2-branched  +
Pulicaria paludosa +
2-branched  +
Pyrola +
hollow  +
Pyrola americana +
hollow  +
Pyrola asarifolia +
hollow  +
Pyrola asarifolia subsp. asarifolia +
hollow  +
Pyrola asarifolia subsp. bracteata +
hollow  +
Pyrola chlorantha +
hollow  +
Pyrola elliptica +
hollow  +
Pyrola grandiflora +
hollow  +
Pyrola minor +
hollow  +
Pyrola picta +
hollow  +
Pyrrhopappus +
2-branched  +
Pyrrhopappus carolinianus +
2-branched  +
Pyrrhopappus grandiflorus +
2-branched  +
Pyrrhopappus pauciflorus +
2-branched  +
Pyrrhopappus rothrockii +
2-branched  +
Pyrrocoma +
2-branched  +
Pyrrocoma apargioides +
2-branched  +
Pyrrocoma carthamoides +
2-branched  +
Pyrrocoma carthamoides var. carthamoides +
2-branched  +
Pyrrocoma carthamoides var. cusickii +
2-branched  +
Pyrrocoma carthamoides var. subsquarrosa +
2-branched  +
Pyrrocoma clementis +
2-branched  +
Pyrrocoma clementis var. clementis +
2-branched  +
Pyrrocoma clementis var. villosa +
2-branched  +
Pyrrocoma crocea +
2-branched  +
Pyrrocoma crocea var. crocea +
2-branched  +
Pyrrocoma crocea var. genuflexa +
2-branched  +
Pyrrocoma hirta +
2-branched  +
Pyrrocoma hirta var. hirta +
2-branched  +
Pyrrocoma hirta var. lanulosa +
2-branched  +
Pyrrocoma hirta var. sonchifolia +
2-branched  +
Pyrrocoma insecticruris +
2-branched  +
Pyrrocoma integrifolia +
2-branched  +
Pyrrocoma lanceolata +
2-branched  +
Pyrrocoma lanceolata var. lanceolata +
2-branched  +
Pyrrocoma lanceolata var. subviscosa +
2-branched  +
Pyrrocoma liatriformis +
2-branched  +
Pyrrocoma linearis +
2-branched  +
Pyrrocoma lucida +
2-branched  +
Pyrrocoma racemosa +
2-branched  +
Pyrrocoma racemosa var. congesta +
2-branched  +
Pyrrocoma racemosa var. paniculata +
2-branched  +
Pyrrocoma racemosa var. pinetorum +
2-branched  +
Pyrrocoma racemosa var. racemosa +
2-branched  +
Pyrrocoma racemosa var. sessiliflora +
2-branched  +
Pyrrocoma radiata +
2-branched  +
Pyrrocoma uniflora +
2-branched  +
Pyrrocoma uniflora var. gossypina +
2-branched  +
Pyrrocoma uniflora var. uniflora +
2-branched  +
R
Rafinesquia +
2-branched  +
Rafinesquia californica +
2-branched  +
Rafinesquia neomexicana +
2-branched  +
Raillardella +
2-branched  +
Raillardella argentea +
2-branched  +
Raillardella pringlei +
2-branched  +
Raillardella scaposa +
2-branched  +
Rainiera +
2-branched  +
Rainiera stricta +
2-branched  +
Ratibida +
2-branched  +
Ratibida columnifera +
2-branched  +
Ratibida peduncularis +
2-branched  +
Ratibida peduncularis var. peduncularis +
2-branched  +
Ratibida peduncularis var. picta +
2-branched  +
Ratibida pinnata +
2-branched  +
Ratibida tagetes +
2-branched  +
Rayjacksonia +
2-branched  +
Rayjacksonia annua +
2-branched  +
Rayjacksonia aurea +
2-branched  +
Rayjacksonia phyllocephala +
2-branched  +
Rhagadiolus +
2-branched  +
Rhagadiolus stellatus +
2-branched  +
Rhododendron +
hollow  +
Rhododendron alabamense +
hollow  +
Rhododendron albiflorum +
hollow  +
Rhododendron arborescens +
hollow  +
Rhododendron atlanticum +
hollow  +
Rhododendron austrinum +
hollow  +
Rhododendron calendulaceum +
hollow  +
Rhododendron canadense +
hollow  +
Rhododendron canescens +
hollow  +
Rhododendron catawbiense +
hollow  +
Rhododendron columbianum +
hollow  +
Rhododendron cumberlandense +
hollow  +
Rhododendron eastmanii +
hollow  +
Rhododendron flammeum +
hollow  +
Rhododendron groenlandicum +
hollow  +
Rhododendron lapponicum +
hollow  +
Rhododendron macrophyllum +
hollow  +
Rhododendron maximum +
hollow  +
Rhododendron minus +
hollow  +
Rhododendron minus var. chapmanii +
hollow  +
Rhododendron minus var. minus +
hollow  +
Rhododendron occidentale +
hollow  +
Rhododendron periclymenoides +
hollow  +
Rhododendron prinophyllum +
hollow  +
Rhododendron prunifolium +
hollow  +
Rhododendron tomentosum +
hollow  +
Rhododendron vaseyi +
hollow  +
Rhododendron viscosum +
hollow  +
Rhynchosida +
unbranched  +, branched  +
Rhynchosida physocalyx +
unbranched  +, branched  +
Ricinus +
unbranched  +
Ricinus communis +
unbranched  +
Rigiopappus +
2-branched  +
Rigiopappus leptocladus +
2-branched  +
Roldana +
2-branched  +
Roldana hartwegii +
2-branched  +
Romulea +
branching  +
Romulea rosea +
branching  +
Rudbeckia +
2-branched  +
Rudbeckia alpicola +
2-branched  +
Rudbeckia amplexicaulis +
2-branched  +
Rudbeckia auriculata +
2-branched  +
Rudbeckia californica +
2-branched  +
Rudbeckia fulgida +
2-branched  +
Rudbeckia fulgida var. deamii +
2-branched  +
Rudbeckia fulgida var. fulgida +
2-branched  +
Rudbeckia fulgida var. palustris +
2-branched  +
Rudbeckia fulgida var. spathulata +
2-branched  +
Rudbeckia fulgida var. speciosa +
2-branched  +
Rudbeckia fulgida var. sullivantii +
2-branched  +
Rudbeckia fulgida var. umbrosa +
2-branched  +
Rudbeckia glaucescens +
2-branched  +
Rudbeckia graminifolia +
2-branched  +
Rudbeckia grandiflora +
2-branched  +
Rudbeckia grandiflora var. alismifolia +
2-branched  +
Rudbeckia grandiflora var. grandiflora +
2-branched  +
Rudbeckia heliopsidis +
2-branched  +
Rudbeckia hirta +
2-branched  +
Rudbeckia hirta var. angustifolia +
2-branched  +
Rudbeckia hirta var. floridana +
2-branched  +
Rudbeckia hirta var. hirta +
2-branched  +
Rudbeckia hirta var. pulcherrima +
2-branched  +
Rudbeckia klamathensis +
2-branched  +
Rudbeckia laciniata +
2-branched  +
Rudbeckia laciniata var. ampla +
2-branched  +
Rudbeckia laciniata var. bipinnata +
2-branched  +
Rudbeckia laciniata var. heterophylla +
2-branched  +
Rudbeckia laciniata var. humilis +
2-branched  +
Rudbeckia laciniata var. laciniata +
2-branched  +
Rudbeckia maxima +
2-branched  +
Rudbeckia missouriensis +
2-branched  +
Rudbeckia mohrii +
2-branched  +
Rudbeckia mollis +
2-branched  +
Rudbeckia montana +
2-branched  +
Rudbeckia nitida +
2-branched  +
Rudbeckia occidentalis +
2-branched  +
Rudbeckia scabrifolia +
2-branched  +
Rudbeckia sect. Dracopis +
2-branched  +
Rudbeckia sect. Macrocline +
2-branched  +
Rudbeckia sect. Rudbeckia +
2-branched  +
Rudbeckia subtomentosa +
2-branched  +
Rudbeckia texana +
2-branched  +
Rudbeckia triloba +
2-branched  +
Rudbeckia triloba var. pinnatiloba +
2-branched  +
Rudbeckia triloba var. rupestris +
2-branched  +
Rudbeckia triloba var. triloba +
2-branched  +
Rugelia +
2-branched  +
Rugelia nudicaulis +
2-branched  +
S
Sachsia +
2-branched  +
Sachsia polycephala +
2-branched  +
Sanguisorba +
branched  +
Sanguisorba canadensis +
branched  +
Sanguisorba menziesii +
branched  +
Sanguisorba officinalis +
branched  +
Sanguisorba stipulata +
branched  +
Santolina +
2-branched  +
Santolina chamaecyparissus +
2-branched  +
Sanvitalia +
2-branched  +
Sanvitalia abertii +
2-branched  +
Sanvitalia ocymoides +
2-branched  +
Sanvitalia procumbens +
2-branched  +
Sarcodes +
hollow  +
Sarcodes sanguinea +
hollow  +
Sartwellia +
2-branched  +
Sartwellia flaveriae +
2-branched  +
Saussurea +
2-branched  +
Saussurea amara +
2-branched  +
Saussurea amara var. glomerata +
2-branched  +
Saussurea americana +
2-branched  +
Saussurea angustifolia +
2-branched  +
Saussurea angustifolia var. angustifolia +
2-branched  +
Saussurea angustifolia var. viscida +
2-branched  +
Saussurea angustifolia var. yukonensis +
2-branched  +
Saussurea nuda +
2-branched  +
Saussurea triangulata +
2-branched  +
Saussurea weberi +
2-branched  +
Scabrethia +
2-branched  +
Scabrethia scabra +
2-branched  +
Scabrethia scabra subsp. attenuata +
2-branched  +
Scabrethia scabra subsp. canescens +
2-branched  +
Scabrethia scabra subsp. scabra +
2-branched  +
Schkuhria +
2-branched  +
Schkuhria multiflora +
2-branched  +
Schkuhria pinnata +
2-branched  +
Scilla +
simple  +
Scilla siberica +
simple  +
Sclerocactus polyancistrus +
grooved  +
Sclerocarpus +
2-branched  +
Sclerocarpus uniserialis +
2-branched  +
Sclerolepis +
2-branched  +
Sclerolepis uniflora +
2-branched  +
Scolymus +
2-branched  +
Scolymus hispanicus +
2-branched  +
Scolymus maculatus +
2-branched  +
Scorzonera +
2-branched  +
Scorzonera hispanica +
2-branched  +
Scorzonera laciniata +
2-branched  +
Senecio +
2-branched  +
Senecio actinella +
2-branched  +
Senecio amplectens +
2-branched  +
Senecio amplectens var. amplectens +
2-branched  +
Senecio amplectens var. holmii +
2-branched  +
Senecio ampullaceus +
2-branched  +
Senecio aphanactis +
2-branched  +
Senecio arizonicus +
2-branched  +
Senecio aronicoides +
2-branched  +
Senecio astephanus +
2-branched  +
Senecio atratus +
2-branched  +
Senecio bigelovii +
2-branched  +
Senecio bigelovii var. bigelovii +
2-branched  +
Senecio bigelovii var. hallii +
2-branched  +
Senecio blochmaniae +
2-branched  +
Senecio californicus +
2-branched  +
Senecio cannabifolius +
2-branched  +
Senecio clarkianus +
2-branched  +
Senecio crassulus +
2-branched  +
Senecio elegans +
2-branched  +
Senecio elmeri +
2-branched  +
Senecio eremophilus +
2-branched  +
Senecio eremophilus var. eremophilus +
2-branched  +
Senecio eremophilus var. kingii +
2-branched  +
Senecio eremophilus var. macdougalii +
2-branched  +
Senecio ertterae +
2-branched  +
Senecio erucifolius +
2-branched  +
Senecio flaccidus +
2-branched  +
Senecio flaccidus var. douglasii +
2-branched  +
Senecio flaccidus var. flaccidus +
2-branched  +
Senecio flaccidus var. monoensis +
2-branched  +
Senecio fremontii +
2-branched  +
Senecio fremontii var. blitoides +
2-branched  +
Senecio fremontii var. fremontii +
2-branched  +
Senecio fremontii var. inexpectatus +
2-branched  +
Senecio fremontii var. occidentalis +
2-branched  +
Senecio hydrophiloides +
2-branched  +
Senecio hydrophilus +
2-branched  +
Senecio integerrimus +
2-branched  +
Senecio integerrimus var. exaltatus +
2-branched  +
Senecio integerrimus var. integerrimus +
2-branched  +
Senecio integerrimus var. major +
2-branched  +
Senecio integerrimus var. ochroleucus +
2-branched  +
Senecio integerrimus var. scribneri +
2-branched  +
Senecio jacobaea +
2-branched  +
Senecio lemmonii +
2-branched  +
Senecio lugens +
2-branched  +
Senecio lyonii +
2-branched  +
Senecio megacephalus +
2-branched  +
Senecio mohavensis +
2-branched  +
Senecio multidentatus +
2-branched  +
Senecio multidentatus var. huachucanus +
2-branched  +
Senecio neowebsteri +
2-branched  +
Senecio parryi +
2-branched  +
Senecio pattersonensis +
2-branched  +
Senecio pseudoarnica +
2-branched  +
Senecio pudicus +
2-branched  +
Senecio quaylei +
2-branched  +
Senecio rapifolius +
2-branched  +
Senecio riddellii +
2-branched  +
Senecio sacramentanus +
2-branched  +
Senecio scorzonella +
2-branched  +
Senecio serra +
2-branched  +
Senecio serra var. admirabilis +
2-branched  +
Senecio serra var. serra +
2-branched  +
Senecio sheldonensis +
2-branched  +
Senecio soldanella +
2-branched  +
Senecio spartioides +
2-branched  +
Senecio sphaerocephalus +
2-branched  +
Senecio spribillei +
2-branched  +
Senecio squalidus +
2-branched  +
Senecio sylvaticus +
2-branched  +
Senecio taraxacoides +
2-branched  +
Senecio triangularis +
2-branched  +
Senecio viscosus +
2-branched  +
Senecio vulgaris +
2-branched  +
Senecio warnockii +
2-branched  +
Senecio wootonii +
2-branched  +
Sericocarpus +
2-branched  +
Sericocarpus asteroides +
2-branched  +
Sericocarpus linifolius +
2-branched  +
Sericocarpus oregonensis +
2-branched  +
Sericocarpus oregonensis subsp. californicus +
2-branched  +
Sericocarpus oregonensis subsp. oregonensis +
2-branched  +
Sericocarpus rigidus +
2-branched  +
Sericocarpus tortifolius +
2-branched  +
Shinnersia +
2-branched  +
Shinnersia rivularis +
2-branched  +
Shinnersoseris +
2-branched  +
Shinnersoseris rostrata +
2-branched  +
Sibbaldia +
jointed  +
Sibbaldia procumbens +
jointed  +
Sibbaldiopsis +
jointed  +
Sibbaldiopsis tridentata +
jointed  +
Sida +
5-14-branched  +
Sida abutilifolia +
5-branched  +
Sida antillensis +
8-10-branched  +
Sida ciliaris +
5-8-branched  +
Sida cordifolia +
8-14-branched  +
Sida elliottii +
8-11-branched  +
Sida elliottii var. elliottii +
8-11-branched  +
Sida elliottii var. parviflora +
8-11-branched  +
Sida glabra +
5-branched  +
Sida hermaphrodita +
8-branched  +
Sida lindheimeri +
8-10-branched  +
Sida littoralis +
9-12-branched  +
Sida longipes +
8-10-branched  +
Sida neomexicana +
10-12-branched  +
Sida planicaulis +
8-branched  +, 7-branched  +
Sida rhombifolia +
10-14-branched  +
Sida rubromarginata +
10-12-branched  +
Sida santaremensis +
11-branched  +
Sida spinosa +
5-branched  +
Sida tragiifolia +
8-branched  +
Sida ulmifolia +
7-12-branched  +
Sida urens +
5-14-branched  +
Sidalcea +
unbranched  +, branched  +
Sidalcea asprella +
unbranched  +, branched  +
Sidalcea asprella subsp. asprella +
unbranched  +, branched  +
Sidalcea asprella subsp. nana +
unbranched  +, branched  +
Sidalcea calycosa +
unbranched  +, branched  +
Sidalcea calycosa subsp. calycosa +
unbranched  +, branched  +
Sidalcea calycosa subsp. rhizomata +
unbranched  +, branched  +
Sidalcea campestris +
unbranched  +, branched  +
Sidalcea candida +
unbranched  +, branched  +
Sidalcea celata +
unbranched  +, branched  +
Sidalcea covillei +
unbranched  +, branched  +
Sidalcea cusickii +
unbranched  +, branched  +
Sidalcea diploscypha +
unbranched  +, branched  +
Sidalcea elegans +
unbranched  +, branched  +
Sidalcea gigantea +
unbranched  +, branched  +
Sidalcea glaucescens +
unbranched  +, branched  +
Sidalcea hartwegii +
unbranched  +, branched  +
Sidalcea hendersonii +
unbranched  +, branched  +
Sidalcea hickmanii +
unbranched  +, branched  +
Sidalcea hickmanii subsp. anomala +
unbranched  +, branched  +
Sidalcea hickmanii subsp. hickmanii +
unbranched  +, branched  +
Sidalcea hickmanii subsp. napensis +
unbranched  +, branched  +
Sidalcea hickmanii subsp. parishii +
unbranched  +, branched  +
Sidalcea hickmanii subsp. petraea +
unbranched  +, branched  +
Sidalcea hickmanii subsp. pillsburiensis +
unbranched  +, branched  +
Sidalcea hickmanii subsp. viridis +
unbranched  +, branched  +
Sidalcea hirsuta +
unbranched  +, branched  +
Sidalcea hirtipes +
unbranched  +, branched  +
Sidalcea keckii +
unbranched  +, branched  +
Sidalcea malachroides +
unbranched  +, branched  +
Sidalcea malviflora +
unbranched  +, branched  +
Sidalcea malviflora subsp. californica +
unbranched  +, branched  +
Sidalcea malviflora subsp. dolosa +
unbranched  +, branched  +
Sidalcea malviflora subsp. laciniata +
unbranched  +, branched  +
Sidalcea malviflora subsp. malviflora +
unbranched  +, branched  +
Sidalcea malviflora subsp. patula +
unbranched  +, branched  +
Sidalcea malviflora subsp. purpurea +
unbranched  +, branched  +
Sidalcea malviflora subsp. rostrata +
unbranched  +, branched  +
Sidalcea multifida +
unbranched  +, branched  +
Sidalcea nelsoniana +
unbranched  +, branched  +
Sidalcea neomexicana +
unbranched  +, branched  +
Sidalcea oregana +
unbranched  +, branched  +
Sidalcea oregana subsp. eximia +
unbranched  +, branched  +
Sidalcea oregana subsp. hydrophila +
unbranched  +, branched  +
Sidalcea oregana subsp. oregana +
unbranched  +, branched  +
Sidalcea oregana subsp. spicata +
unbranched  +, branched  +
Sidalcea oregana subsp. valida +
unbranched  +, branched  +
Sidalcea pedata +
unbranched  +, branched  +
Sidalcea ranunculacea +
unbranched  +, branched  +
Sidalcea reptans +
unbranched  +, branched  +
Sidalcea robusta +
unbranched  +, branched  +
Sidalcea setosa +
unbranched  +, branched  +
Sidalcea sparsifolia +
unbranched  +, branched  +
Sidalcea stipularis +
unbranched  +, branched  +
Sidalcea virgata +
unbranched  +, branched  +
Sidastrum +
5[-10]-branched  +
Sidastrum paniculatum +
5[-10]-branched  +
Sieversia +
not geniculate-jointed  +
Sieversia pentapetala +
not geniculate-jointed  +
Silphium +
2-branched  +
Silphium albiflorum +
2-branched  +
Silphium asteriscus +
2-branched  +
Silphium asteriscus var. asteriscus +
2-branched  +
Silphium asteriscus var. dentatum +
2-branched  +
Silphium asteriscus var. latifolium +
2-branched  +
Silphium asteriscus var. simpsonii +
2-branched  +
Silphium asteriscus var. trifoliatum +
2-branched  +
Silphium brachiatum +
2-branched  +
Silphium compositum +
2-branched  +
Silphium glutinosum +
2-branched  +
Silphium integrifolium +
2-branched  +
Silphium integrifolium var. integrifolium +
2-branched  +
Silphium integrifolium var. laeve +
2-branched  +
Silphium laciniatum +
2-branched  +
Silphium mohrii +
2-branched  +
Silphium perfoliatum +
2-branched  +
Silphium perfoliatum var. connatum +
2-branched  +
Silphium perfoliatum var. perfoliatum +
2-branched  +
Silphium radula +
2-branched  +
Silphium radula var. gracile +
2-branched  +
Silphium radula var. radula +
2-branched  +
Silphium terebinthinaceum +
2-branched  +
Silphium terebinthinaceum var. pinnatifidum +
2-branched  +
Silphium terebinthinaceum var. terebinthinaceum +
2-branched  +
Silphium wasiotense +
2-branched  +
Silybum +
2-branched  +
Silybum marianum +
2-branched  +
Simsia +
2-branched  +
Simsia calva +
2-branched  +
Simsia lagasceiformis +
2-branched  +
Sinosenecio +
2-branched  +
Sinosenecio newcombei +
2-branched  +
Sisyrinchium +
petaloid  +
Sisyrinchium albidum +
petaloid  +
Sisyrinchium angustifolium +
petaloid  +
Sisyrinchium arizonicum +
petaloid  +
Sisyrinchium atlanticum +
petaloid  +
Sisyrinchium bellum +
petaloid  +
Sisyrinchium biforme +
petaloid  +
Sisyrinchium californicum +
petaloid  +
Sisyrinchium campestre +
petaloid  +
Sisyrinchium capillare +
petaloid  +
Sisyrinchium cernuum +
petaloid  +
Sisyrinchium demissum +
petaloid  +
Sisyrinchium dichotomum +
petaloid  +
Sisyrinchium elmeri +
petaloid  +
Sisyrinchium ensigerum +
petaloid  +
Sisyrinchium funereum +
petaloid  +
Sisyrinchium fuscatum +
petaloid  +
Sisyrinchium groenlandicum +
petaloid  +
Sisyrinchium halophilum +
petaloid  +
Sisyrinchium hitchcockii +
petaloid  +
Sisyrinchium idahoense +
petaloid  +
Sisyrinchium idahoense var. idahoense +
petaloid  +
Sisyrinchium idahoense var. macounii +
petaloid  +
Sisyrinchium idahoense var. occidentale +
petaloid  +
Sisyrinchium idahoense var. segetum +
petaloid  +
Sisyrinchium langloisii +
petaloid  +
Sisyrinchium littorale +
petaloid  +
Sisyrinchium longipes +
petaloid  +
Sisyrinchium miamiense +
petaloid  +
Sisyrinchium minus +
petaloid  +
Sisyrinchium montanum +
petaloid  +
Sisyrinchium montanum var. crebrum +
petaloid  +
Sisyrinchium montanum var. montanum +
petaloid  +
Sisyrinchium mucronatum +
petaloid  +
Sisyrinchium nashii +
petaloid  +
Sisyrinchium pallidum +
petaloid  +
Sisyrinchium pruinosum +
petaloid  +
Sisyrinchium radicatum +
petaloid  +
Sisyrinchium rosulatum +
petaloid  +
Sisyrinchium sagittiferum +
petaloid  +
Sisyrinchium sarmentosum +
petaloid  +
Sisyrinchium septentrionale +
petaloid  +
Sisyrinchium strictum +
petaloid  +
Sisyrinchium xerophyllum +
petaloid  +
Smallanthus +
2-branched  +
Smallanthus uvedalia +
2-branched  +
Solidago +
2-branched  +
Solidago (sect. Solidago) ser. Argutae +
2-branched  +
Solidago (sect. Solidago) ser. Auriculatae +
2-branched  +
Solidago (sect. Solidago) ser. Brachychaeta +
2-branched  +
Solidago (sect. Solidago) ser. Drummondiani +
2-branched  +
Solidago (sect. Solidago) ser. Odorae +
2-branched  +
Solidago (sect. Solidago) ser. Venosae +
2-branched  +
Solidago albopilosa +
2-branched  +
Solidago altiplanities +
2-branched  +
Solidago altissima +
2-branched  +
Solidago altissima subsp. altissima +
2-branched  +
Solidago altissima subsp. gilvocanescens +
2-branched  +
Solidago arenicola +
2-branched  +
Solidago arguta +
2-branched  +
Solidago arguta subsp. arguta +
2-branched  +
Solidago arguta subsp. caroliniana +
2-branched  +
Solidago arguta var. arguta +
2-branched  +
Solidago arguta var. boottii +
2-branched  +
Solidago arguta var. caroliniana +
2-branched  +
Solidago arguta var. harrisii +
2-branched  +
Solidago auriculata +
2-branched  +
Solidago bicolor +
2-branched  +
Solidago brachyphylla +
2-branched  +
Solidago buckleyi +
2-branched  +
Solidago caesia +
2-branched  +
Solidago caesia var. caesia +
2-branched  +
Solidago caesia var. zedia +
2-branched  +
Solidago canadensis +
2-branched  +
Solidago canadensis var. canadensis +
2-branched  +
Solidago canadensis var. hargeri +
2-branched  +
Solidago confinis +
2-branched  +
Solidago curtisii +
2-branched  +
Solidago curtisii var. curtisii +
2-branched  +
Solidago curtisii var. flaccidifolia +
2-branched  +
Solidago delicatula +
2-branched  +
Solidago drummondii +
2-branched  +
Solidago elongata +
2-branched  +
Solidago erecta +
2-branched  +
Solidago faucibus +
2-branched  +
Solidago fistulosa +
2-branched  +
Solidago flexicaulis +
2-branched  +
Solidago gattingeri +
2-branched  +
Solidago gigantea +
2-branched  +
Solidago glomerata +
2-branched  +
Solidago guiradonis +
2-branched  +
Solidago hispida +
2-branched  +
Solidago houghtonii +
2-branched  +
Solidago juliae +
2-branched  +
Solidago juncea +
2-branched  +
Solidago kralii +
2-branched  +
Solidago lancifolia +
2-branched  +
Solidago latissimifolia +
2-branched  +
Solidago leavenworthii +
2-branched  +
Solidago leiocarpa +
2-branched  +
Solidago lepida +
2-branched  +
Solidago lepida subsp. fallax +
2-branched  +
Solidago lepida subsp. lepida +
2-branched  +
Solidago lepida var. lepida +
2-branched  +
Solidago lepida var. salebrosa +
2-branched  +
Solidago ludoviciana +
2-branched  +
Solidago macrophylla +
2-branched  +
Solidago missouriensis +
2-branched  +
Solidago mollis +
2-branched  +
Solidago multiradiata +
2-branched  +
Solidago nana +
2-branched  +
Solidago nemoralis +
2-branched  +
Solidago nemoralis subsp. decemflora +
2-branched  +
Solidago nemoralis subsp. nemoralis +
2-branched  +
Solidago nitida +
2-branched  +
Solidago odora +
2-branched  +
Solidago odora subsp. chapmanii +
2-branched  +
Solidago odora subsp. odora +
2-branched  +
Solidago ohioensis +
2-branched  +
Solidago ouachitensis +
2-branched  +
Solidago patula +
2-branched  +
Solidago patula subsp. patula +
2-branched  +
Solidago patula subsp. strictula +
2-branched  +
Solidago petiolaris +
2-branched  +
Solidago pinetorum +
2-branched  +
Solidago plumosa +
2-branched  +
Solidago ptarmicoides +
2-branched  +
Solidago puberula +
2-branched  +
Solidago puberula subsp. puberula +
2-branched  +
Solidago puberula subsp. pulverulenta +
2-branched  +
Solidago pulchra +
2-branched  +
Solidago radula +
2-branched  +
Solidago riddellii +
2-branched  +
Solidago rigida +
2-branched  +
Solidago rigida subsp. glabrata +
2-branched  +
Solidago rigida subsp. humilis +
2-branched  +
Solidago rigida subsp. rigida +
2-branched  +
Solidago roanensis +
2-branched  +
Solidago rugosa +
2-branched  +
Solidago rugosa subsp. aspera +
2-branched  +
Solidago rugosa subsp. rugosa +
2-branched  +
Solidago rugosa var. aspera +
2-branched  +
Solidago rugosa var. celtidifolia +
2-branched  +
Solidago rugosa var. rugosa +
2-branched  +
Solidago rugosa var. sphagnophila +
2-branched  +
Solidago rupestris +
2-branched  +
Solidago sciaphila +
2-branched  +
Solidago sect. Ptarmicoidei +
2-branched  +
Solidago sect. Solidago +
2-branched  +
Solidago sempervirens +
2-branched  +
Solidago sempervirens subsp. mexicana +
2-branched  +
Solidago sempervirens subsp. sempervirens +
2-branched  +
Solidago shortii +
2-branched  +
Solidago simplex +
2-branched  +
Solidago simplex subsp. randii +
2-branched  +
Solidago simplex subsp. simplex +
2-branched  +
Solidago simplex var. chlorolepis +
2-branched  +
Solidago simplex var. gillmanii +
2-branched  +