Property:Base width

Types of base width

None.

Parts of base width

None.

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L
Lythrum alatum var. lanceolatum +
2mm;14mm  +
M
Macrochloa +
thick  +
Macrochloa tenacissima +
thick  +
Magnolia fraseri +
8cm;16cm  +
Magnolia pyramidata +
7.8cm;14cm  +
Malaxis wendtii +
broad  +, 1.3mm  +, 1.8mm  +
Malva sylvestris +
5cm;10cm  +
Malva verticillata +
thin;0mm;1mm  +
Melica +
thick  +
Melica altissima +
thick  +
Melica aristata +
thick  +
Melica bulbosa +
thick  +
Melica californica +
thick  +
Melica ciliata +
thick  +
Melica frutescens +
thick  +
Melica fugax +
thick  +
Melica geyeri +
thick  +
Melica geyeri var. aristulata +
thick  +
Melica geyeri var. geyeri +
thick  +
Melica harfordii +
thick  +
Melica imperfecta +
thick  +
Melica montezumae +
thick  +
Melica mutica +
thick  +
Melica nitens +
thick  +
Melica porteri +
thick  +
Melica porteri var. laxa +
thick  +
Melica porteri var. porteri +
thick  +
Melica smithii +
thick  +
Melica spectabilis +
thick  +
Melica stricta +
thick  +
Melica stricta var. albicaulis +
thick  +
Melica stricta var. stricta +
thick  +
Melica subulata +
thick  +
Melica torreyana +
thick  +
Melinis +
thick  +
Melinis minutiflora +
thick  +
Melinis nerviglumis +
thick  +
Melinis repens +
thick  +
Mibora +
thick  +
Mibora minima +
thick  +
Microchloa +
thick  +
Microchloa kunthii +
thick  +
Micromitrium synoicum +
broad  +
Microstegium +
thick  +
Microstegium vimineum +
thick  +
Milium +
thick  +
Milium effusum +
thick  +
Milium vernale +
thick  +
Miscanthus +
thick  +
Miscanthus floridulus +
thick  +
Miscanthus nepalensis +
thick  +
Miscanthus oligostachyus +
thick  +
Miscanthus sacchariflorus +
thick  +
Miscanthus sinensis +
thick  +
Molinia +
thick  +
Molinia caerulea +
thick  +
Monanthochloë +
thick  +
Monanthochloë littoralis +
thick  +
Moorochloa +
thick  +
Moorochloa eruciformis +
thick  +
Muhlenbergia +
thick  +
Muhlenbergia andina +
thick  +
Muhlenbergia appressa +
thick  +
Muhlenbergia arenacea +
thick  +
Muhlenbergia arenicola +
thick  +
Muhlenbergia arizonica +
thick  +
Muhlenbergia arsenei +
thick  +
Muhlenbergia asperifolia +
thick  +
Muhlenbergia brevis +
thick  +
Muhlenbergia bushii +
thick  +
Muhlenbergia californica +
thick  +
Muhlenbergia capillaris +
thick  +
Muhlenbergia crispiseta +
thick  +
Muhlenbergia curtifolia +
thick  +
Muhlenbergia cuspidata +
thick  +
Muhlenbergia depauperata +
thick  +
Muhlenbergia diversiglumis +
thick  +
Muhlenbergia dubia +
thick  +
Muhlenbergia dumosa +
thick  +
Muhlenbergia elongata +
thick  +
Muhlenbergia eludens +
thick  +
Muhlenbergia emersleyi +
thick  +
Muhlenbergia expansa +
thick  +
Muhlenbergia filiculmis +
thick  +
Muhlenbergia filiformis +
thick  +
Muhlenbergia fragilis +
thick  +
Muhlenbergia frondosa +
thick  +
Muhlenbergia glabrifloris +
thick  +
Muhlenbergia glauca +
thick  +
Muhlenbergia glomerata +
thick  +
Muhlenbergia jonesii +
thick  +
Muhlenbergia lindheimeri +
thick  +
Muhlenbergia longiligula +
thick  +
Muhlenbergia mexicana +
thick  +
Muhlenbergia microsperma +
thick  +
Muhlenbergia minutissima +
thick  +
Muhlenbergia montana +
thick  +
Muhlenbergia palmeri +
thick  +
Muhlenbergia pauciflora +
thick  +
Muhlenbergia pectinata +
thick  +
Muhlenbergia peruviana +
thick  +
Muhlenbergia polycaulis +
thick  +
Muhlenbergia porteri +
thick  +
Muhlenbergia pungens +
thick  +
Muhlenbergia racemosa +
thick  +
Muhlenbergia ramulosa +
thick  +
Muhlenbergia repens +
thick  +
Muhlenbergia reverchonii +
thick  +
Muhlenbergia richardsonis +
thick  +
Muhlenbergia rigens +
thick  +
Muhlenbergia rigida +
thick  +
Muhlenbergia schreberi +
thick  +
Muhlenbergia sericea +
thick  +
Muhlenbergia setifolia +
thick  +
Muhlenbergia sinuosa +
thick  +
Muhlenbergia sobolifera +
broad  +
Muhlenbergia spiciformis +
thick  +
Muhlenbergia straminea +
thick  +
Muhlenbergia sylvatica +
thick  +
Muhlenbergia tenuiflora +
thick  +
Muhlenbergia tenuifolia +
thick  +
Muhlenbergia texana +
slightly wider  +
Muhlenbergia thurberi +
thick  +
Muhlenbergia torreyana +
thick  +
Muhlenbergia torreyi +
thick  +
Muhlenbergia uniflora +
thick  +
Muhlenbergia utilis +
thick  +
Muhlenbergia villiflora +
thick  +
Muhlenbergia wrightii +
thick  +
Muhlenbergia ×curtisetosa +
thick  +
Muhlenbergia ×involuta +
thick  +
Munroa +
thick  +
Munroa squarrosa +
thick  +
N
Nardus +
thick  +
Nardus stricta +
thick  +
Nassella +
thick  +
Nassella cernua +
thick  +
Nassella chilensis +
thick  +
Nassella lepida +
thick  +
Nassella leucotricha +
thick  +
Nassella manicata +
thick  +
Nassella neesiana +
thick  +
Nassella pulchra +
thick  +
Nassella tenuissima +
thick  +
Nassella trichotoma +
thick  +
Nassella viridula +
thick  +
Neostapfia +
thick  +
Neostapfia colusana +
thick  +
Neyraudia +
thick  +
Neyraudia reynaudiana +
thick  +
Niphotrichum pygmaeum +
35um  +, 55um  +
Nolina bigelovii +
35mm;110mm  +
Nolina cismontana +
broad  +
Nolina interrata +
15mm;70mm  +
Nolina parryi +
5cm;16.5cm  +
Nyssa ursina +
1cm;2cm  +
O
Oenothera cespitosa subsp. macroglottis +
5mm;8mm  +
Oenothera cespitosa subsp. navajoensis +
5mm;6mm  +
Onopordum acanthium subsp. acanthium +
2mm;2.5mm  +
Onopordum illyricum +
3mm;8mm  +
Onopordum tauricum +
3mm;4mm  +
Opizia +
thick  +
Opizia stolonifera +
thick  +
Oplismenus +
thick  +
Oplismenus hirtellus +
thick  +
Opuntia tortispina +
20mm;25mm  +
Orcuttia +
thick  +
Orcuttia californica +
thick  +
Orcuttia inaequalis +
thick  +
Orcuttia pilosa +
thick  +
Orcuttia tenuis +
thick  +
Orcuttia viscida +
thick  +
Orobanche uniflora subsp. occidentalis +
broad  +
Oryza +
thick  +
Oryza longistaminata +
thick  +
Oryza punctata +
thick  +
Oryza rufipogon +
thick  +
Oryza sativa +
thick  +
Oryzopsis +
thick  +
Oryzopsis asperifolia +
thick  +
P
Packera quercetorum +
wide  +
Panicum +
thick  +
Panicum amarum +
thick  +
Panicum amarum subsp. amarulum +
thick  +
Panicum amarum subsp. amarum +
thick  +
Panicum anceps +
thick  +
Panicum anceps subsp. anceps +
thick  +
Panicum anceps subsp. rhizomatum +
thick  +
Panicum antidotale +
thick  +
Panicum bergii +
thick  +
Panicum bisulcatum +
thick  +
Panicum brachyanthum +
thick  +
Panicum bulbosum +
thick  +
Panicum capillare +
thick  +
Panicum capillare subsp. capillare +
thick  +
Panicum capillare subsp. hillmanii +
thick  +
Panicum capillarioides +
thick  +
Panicum coloratum +
thick  +
Panicum dichotomiflorum +
thick  +
Panicum dichotomiflorum subsp. bartowense +
thick  +
Panicum dichotomiflorum subsp. dichotomiflorum +
thick  +
Panicum dichotomiflorum subsp. puritanorum +
thick  +
Panicum diffusum +
thick  +
Panicum flexile +
thick  +
Panicum ghiesbreghtii +
thick  +
Panicum gymnocarpon +
thick  +
Panicum hallii +
narrowing  +
Panicum hallii subsp. filipes +
narrowing  +
Panicum hallii subsp. hallii +
narrowing  +
Panicum hemitomon +
thick  +
Panicum hirsutum +
thick  +
Panicum hirticaule +
thick  +
Panicum hirticaule subsp. hirticaule +
thick  +
Panicum hirticaule subsp. sonorum +
thick  +
Panicum hirticaule subsp. stramineum +
thick  +
Panicum lacustre +
thick  +
Panicum miliaceum +
thick  +
Panicum miliaceum subsp. miliaceum +
thick  +
Panicum miliaceum subsp. ruderale +
thick  +
Panicum mohavense +
thick  +
Panicum obtusum +
thick  +
Panicum paludosum +
thick  +
Panicum philadelphicum +
thick  +
Panicum philadelphicum subsp. gattingeri +
thick  +
Panicum philadelphicum subsp. lithophilum +
thick  +
Panicum philadelphicum subsp. philadelphicum +
thick  +
Panicum plenum +
thick  +
Panicum psilopodium +
thick  +
Panicum repens +
thick  +
Panicum rigidulum +
thick  +
Panicum rigidulum subsp. abscissum +
much narrower  +
Panicum rigidulum subsp. combsii +
equal  +
Panicum rigidulum subsp. elongatum +
equal  +
Panicum rigidulum subsp. pubescens +
equal  +
Panicum rigidulum subsp. rigidulum +
equal  +
Panicum sect. Agrostoidea +
thick  +
Panicum sect. Antidotalia +
thick  +
Panicum sect. Bulbosa +
thick  +
Panicum sect. Dichotomiflora +
thick  +
Panicum sect. Hemitonia +
thick  +
Panicum sect. Monticola +
thick  +
Panicum sect. Obtusa +
thick  +
Panicum sect. Panicum +
thick  +
Panicum sect. Phanopyrum +
thick  +
Panicum sect. Repentia +
thick  +
Panicum sect. Tenera +
thick  +
Panicum sect. Urvilleana +
thick  +
Panicum sect. Verrucosa +
thick  +
Panicum subg. Agrostoidea +
thick  +
Panicum subg. Panicum +
thick  +
Panicum subg. Phanopyrum +
thick  +
Panicum tenerum +
thick  +
Panicum trichoides +
thick  +
Panicum urvilleanum +
thick  +
Panicum verrucosum +
thick  +
Panicum virgatum +
thick  +
Pappophorum +
thick  +
Pappophorum bicolor +
thick  +
Pappophorum vaginatum +
thick  +
Paraleucobryum +
broad  +
Paraleucobryum enerve +
broad  +
Paraleucobryum longifolium +
broad  +
Parapholis +
thick  +
Parapholis incurva +
thick  +
Parapholis strigosa +
thick  +
Parietaria hespera +
0.2cm;2.7cm  +
Parietaria hespera var. californica +
0.2cm;2.7cm  +
Parietaria hespera var. hespera +
0.2cm;2.7cm  +
Parnassia caroliniana +
wide  +
Parnassia glauca +
wide  +
Parnassia grandifolia +
wide  +
Pascopyrum +
thick  +
Pascopyrum smithii +
thick  +
Paspalidium +
thick  +
Paspalidium geminatum +
thick  +
Paspalum +
thick  +
Paspalum acuminatum +
thick  +
Paspalum almum +
thick  +
Paspalum bifidum +
thick  +
Paspalum blodgettii +
thick  +
Paspalum boscianum +
thick  +
Paspalum caespitosum +
thick  +
Paspalum conjugatum +
thick  +
Paspalum conspersum +
thick  +
Paspalum convexum +
thick  +
Paspalum coryphaeum +
thick  +
Paspalum dilatatum +
thick  +
Paspalum dissectum +
thick  +
Paspalum distichum +
thick  +
Paspalum fimbriatum +
thick  +
Paspalum floridanum +
thick  +
Paspalum hartwegianum +
thick  +
Paspalum intermedium +
thick  +
Paspalum laeve +
thick  +
Paspalum langei +
thick  +
Paspalum laxum +
thick  +
Paspalum lividum +
thick  +
Paspalum malacophyllum +
thick  +
Paspalum minus +
thick  +
Paspalum modestum +
thick  +
Paspalum monostachyum +
thick  +
Paspalum nicorae +
thick  +
Paspalum notatum +
thick  +
Paspalum paniculatum +
thick  +
Paspalum pleostachyum +
thick  +
Paspalum plicatulum +
thick  +
Paspalum praecox +
thick  +
Paspalum pubiflorum +
thick  +
Paspalum quadrifarium +
thick  +
Paspalum racemosum +
thick  +
Paspalum repens +
thick  +
Paspalum scrobiculatum +
thick  +
Paspalum setaceum +
thick  +
Paspalum setaceum var. ciliatifolium +
thick  +
Paspalum setaceum var. longepedunculatum +
thick  +
Paspalum setaceum var. muhlenbergii +
thick  +
Paspalum setaceum var. psammophilum +
thick  +
Paspalum setaceum var. rigidifolium +
thick  +
Paspalum setaceum var. setaceum +
thick  +
Paspalum setaceum var. stramineum +
thick  +
Paspalum setaceum var. supinum +
thick  +
Paspalum setaceum var. villosissimum +
thick  +
Paspalum unispicatum +
thick  +
Paspalum urvillei +
thick  +
Paspalum vaginatum +
thick  +
Paspalum virgatum +
thick  +
Paspalum virletii +
thick  +
Paspalum wrightii +
thick  +
Pennisetum +
thick  +
Pennisetum advena +
thick  +
Pennisetum alopecuroides +
thick  +
Pennisetum ciliare +
thick  +
Pennisetum clandestinum +
thick  +
Pennisetum flaccidum +
thick  +
Pennisetum glaucum +
thick  +
Pennisetum latifolium +
thick  +
Pennisetum macrostachys +
thick  +
Pennisetum macrourum +
thick  +
Pennisetum nervosum +
thick  +
Pennisetum orientale +
thick  +
Pennisetum pedicellatum +
thick  +
Pennisetum petiolare +
thick  +
Pennisetum polystachion +
thick  +
Pennisetum purpureum +
thick  +
Pennisetum setaceum +
thick  +
Pennisetum setigerum +
thick  +
Pennisetum villosum +
thick  +
Peperomia amplexicaulis +
broadened  +
Peperomia magnoliifolia +
broadened;0.5mm;0.6mm  +
Phalaris +
thick  +
Phalaris angusta +
thick  +
Phalaris aquatica +
thick  +
Phalaris arundinacea +
thick  +
Phalaris brachystachys +
thick  +
Phalaris californica +
thick  +
Phalaris canariensis +
thick  +
Phalaris caroliniana +
thick  +
Phalaris coerulescens +
thick  +
Phalaris lemmonii +
thick  +
Phalaris minor +
thick  +
Phalaris paradoxa +
thick  +
Pharus +
thick  +
Pharus glaber +
thick  +
Phippsia +
thick  +
Phippsia algida +
thick  +
Phippsia concinna +
thick  +
Phleum +
thick  +
Phleum alpinum +
thick  +
Phleum arenarium +
widest  +
Phleum paniculatum +
thick  +
Phleum phleoides +
thick  +
Phleum pratense +
thick  +
Phleum subulatum +
thick  +
Phragmites +
thick  +
Phragmites australis +
thick  +
Phyllostachys +
narrower  +
Phyllostachys aurea +
narrower  +
Phyllostachys bambusoides +
narrower  +
Physaria ovalifolia subsp. alba +
narrowing  +
Physaria ovalifolia subsp. ovalifolia +
narrowing  +
Physocarpus malvaceus +
broad  +
Phytolacca acinosa +
0cm;19cm  +
Pinaropappus roseus +
thin  +
Piptatherum +
thick  +
Piptatherum canadense +
thick  +
Piptatherum exiguum +
thick  +
Piptatherum micranthum +
thick  +
Piptatherum miliaceum +
thick  +
Piptatherum miliaceum subsp. miliaceum +
thick  +
Piptatherum miliaceum subsp. thomasii +
thick  +
Piptatherum pungens +
thick  +
Piptatherum racemosum +
thick  +
Piptatherum shoshoneanum +
thick  +
Piptochaetium +
thick  +
Piptochaetium avenaceum +
thick  +
Piptochaetium avenacioides +
thick  +
Piptochaetium fimbriatum +
thick  +
Piptochaetium pringlei +
thick  +
Piptochaetium setosum +
thick  +
Piptochaetium stipoides +
thick  +
Piriqueta cistoides subsp. caroliniana +
1.5mm;22mm  +
Platanthera aquilonis +
1mm  +, 1.5mm  +
Platanthera dilatata +
2mm  +, 5mm  +
Platanthera dilatata var. albiflora +
2mm  +, 5mm  +
Platanthera dilatata var. dilatata +
2mm  +, 5mm  +
Platanthera dilatata var. leucostachys +
2mm  +, 5mm  +
Platanthera huronensis +
2mm  +, 4mm  +
Platanthera integra +
broad  +
Pleea tenuifolia +
5  +
Pleuridium ravenelii +
broad  +, 0.43mm  +, 0.58mm  +
Pleuropogon +
thick  +
Pleuropogon californicus +
thick  +
Pleuropogon californicus var. californicus +
thick  +
Pleuropogon californicus var. davyi +
thick  +
Pleuropogon hooverianus +
thick  +
Pleuropogon oregonus +
thick  +
Pleuropogon refractus +
thick  +
Pleuropogon sabinei +
thick  +
Poa +
thick  +
Poa abbreviata +
thick  +
Poa abbreviata subsp. abbreviata +
thick  +
Poa abbreviata subsp. marshii +
thick  +
Poa abbreviata subsp. pattersonii +
thick  +
Poa alpina +
thick  +
Poa alpina subsp. alpina +
thick  +
Poa alpina subsp. vivipara +
thick  +
Poa alsodes +
thick  +
Poa ammophila +
thick  +
Poa annua +
thick  +
Poa arachnifera +
thick  +
Poa arctica +
thick  +
Poa arctica subsp. aperta +
thick  +
Poa arctica subsp. arctica +
thick  +
Poa arctica subsp. caespitans +
thick  +
Poa arctica subsp. grayana +
thick  +
Poa arctica subsp. lanata +
thick  +
Poa arida +
thick  +
Poa arnowiae +
thick  +
Poa atropurpurea +
thick  +
Poa autumnalis +
thick  +
Poa bigelovii +
thick  +
Poa bolanderi +
thick  +
Poa bulbosa +
thick  +
Poa bulbosa subsp. bulbosa +
thick  +
Poa bulbosa subsp. vivipara +
thick  +
Poa chaixii +
thick  +
Poa chambersii +
thick  +
Poa chapmaniana +
thick  +
Poa compressa +
thick  +
Poa confinis +
thick  +
Poa curtifolia +
thick  +
Poa cusickii +
thick  +
Poa cusickii subsp. cusickii +
thick  +
Poa cusickii subsp. epilis +
thick  +
Poa cusickii subsp. pallida +
thick  +
Poa cusickii subsp. purpurascens +
thick  +
Poa cuspidata +
thick  +
Poa diaboli +
thick  +
Poa douglasii +
thick  +
Poa eminens +
thick  +
Poa fendleriana +
thick  +
Poa fendleriana subsp. albescens +
thick  +
Poa fendleriana subsp. fendleriana +
thick  +
Poa fendleriana subsp. longiligula +
thick  +
Poa glauca +
thick  +
Poa glauca subsp. glauca +
thick  +
Poa glauca subsp. rupicola +
thick  +
Poa glauca var. pekulnejensis +
thick  +
Poa hartzii +
thick  +
Poa hartzii subsp. alaskana +
thick  +
Poa hartzii subsp. hartzii +
thick  +
Poa hartzii subsp. vrangelica +
thick  +
Poa howellii +
thick  +
Poa infirma +
thick  +
Poa interior +
thick  +
Poa keckii +
thick  +
Poa kelloggii +
thick  +
Poa laxa +
thick  +
Poa laxa subsp. banffiana +
thick  +
Poa laxa subsp. fernaldiana +
thick  +
Poa laxiflora +
thick  +
Poa leibergii +
thick  +
Poa leptocoma +
thick  +
Poa lettermanii +
thick  +
Poa macrantha +
thick  +
Poa macrocalyx +
thick  +
Poa marcida +
thick  +
Poa napensis +
thick  +
Poa nemoralis +
thick  +
Poa nervosa +
thick  +
Poa occidentalis +
thick  +
Poa paludigena +
thick  +
Poa palustris +
thick  +
Poa paucispicula +
thick  +
Poa piperi +
thick  +
Poa porsildii +
thick  +
Poa pratensis +
thick  +
Poa pratensis subsp. agassizensis +
thick  +
Poa pratensis subsp. alpigena +
thick  +
Poa pratensis subsp. angustifolia +
thick  +
Poa pratensis subsp. colpodea +
thick  +
Poa pratensis subsp. irrigata +
thick  +
Poa pratensis subsp. pratensis +
thick  +
Poa pringlei +
thick  +
Poa pseudoabbreviata +
thick  +
Poa reflexa +
thick  +
Poa rhizomata +
thick  +
Poa saltuensis +
thick  +
Poa saltuensis subsp. languida +
thick  +
Poa saltuensis subsp. saltuensis +
thick  +
Poa sect. Abbreviatae +
thick  +
Poa sect. Alpinae +
thick  +
Poa sect. Arctopoa +
thick  +
Poa sect. Arenariae +
thick  +
Poa sect. Dioicopoa +
thick  +
Poa sect. Homalopoa +
thick  +
Poa sect. Madropoa +
thick  +
Poa sect. Micrantherae +
thick  +
Poa sect. Oreinos +
thick  +
Poa sect. Pandemos +
thick  +
Poa sect. Poa +
thick  +
Poa sect. Secundae +
thick  +
Poa sect. Stenopoa +
thick  +
Poa sect. Sylvestres +
thick  +
Poa sect. Tichopoa +
thick  +
Poa secunda +
thick  +
Poa secunda subsp. juncifolia +
thick  +
Poa secunda subsp. secunda +
thick  +
Poa sierrae +
thick  +
Poa stebbinsii +
thick  +
Poa stenantha +
thick  +
Poa stenantha var. stenantha +
thick  +
Poa stenantha var. vivipara +
thick  +
Poa strictiramea +
thick  +
Poa subg. Arctopoa +
thick  +
Poa subg. Poa +
thick  +
Poa sublanata +
thick  +
Poa subsect. Epiles +
thick  +
Poa subsect. Halophytae +
thick  +
Poa subsect. Madropoa +
thick  +
Poa subsect. Poa +
thick  +
Poa subsect. Secundae +
thick  +
Poa suksdorfii +
thick  +
Poa supina +
thick  +
Poa sylvestris +
thick  +
Poa tenerrima +
thick  +
Poa tracyi +
thick  +
Poa trivialis +
thick  +
Poa unilateralis +
thick  +
Poa unilateralis subsp. pachypholis +
thick  +
Poa unilateralis subsp. unilateralis +
thick  +
Poa wheeleri +
thick  +
Poa wolfii +
thick  +
Poa ×gaspensis +
thick  +
Poa ×limosa +
thick  +
Poa ×nematophylla +
thick  +
Poaceae +
thick  +
Poaceae subfam. Aristidoideae +
thick  +
Poaceae subfam. Arundinoideae +
thick  +
Poaceae subfam. Bambusoideae +
thick  +
Poaceae subfam. Centothecoideae +
thick  +
Poaceae subfam. Chloridoideae +
thick  +
Poaceae subfam. Danthonioideae +
thick  +
Poaceae subfam. Ehrhartoideae +
thick  +
Poaceae subfam. Panicoideae +
thick  +
Poaceae subfam. Pharoideae +
thick  +
Poaceae subfam. Pooideae +
thick  +
Poaceae tribe Andropogoneae +
thick  +
Poaceae tribe Aristideae +
thick  +
Poaceae tribe Arundineae +
thick  +
Poaceae tribe Bambuseae +
narrower  +
Poaceae tribe Brachyelytreae +
thick  +
Poaceae tribe Brachypodieae +
thick  +
Poaceae tribe Bromeae +
thick  +
Poaceae tribe Centotheceae +
thick  +
Poaceae tribe Cynodonteae +
thick  +
Poaceae tribe Danthonieae +
thick  +
Poaceae tribe Diarrheneae +
thick  +
Poaceae tribe Ehrharteae +
thick  +
Poaceae tribe Gynerieae +
thick  +
Poaceae tribe Meliceae +
thick  +
Poaceae tribe Nardeae +
thick  +
Poaceae tribe Olyreae +
thick  +
Poaceae tribe Orcuttieae +
thick  +
Poaceae tribe Oryzeae +
thick  +
Poaceae tribe Paniceae +
thick  +
Poaceae tribe Pappophoreae +
thick  +
Poaceae tribe Phareae +
thick  +
Poaceae tribe Poeae +
thick  +
Poaceae tribe Stipeae +
thick  +
Poaceae tribe Thysanolaeneae +
thick  +
Poaceae tribe Triticeae +
thick  +
Podagrostis +
thick  +
Podagrostis aequivalvis +
thick  +
Podagrostis humilis +
thick  +
Pogonarthria +
thick  +
Pogonarthria squarrosa +
thick  +
Polygala alba +
0.5mm  +, 1.2mm  +
Polygala cruciata +
1.8mm  +, 2.1mm  +
Polygala nuttallii +
0.5mm  +, 1mm  +
Polypodium amorphum +
0cm;4cm  +
Polypodium appalachianum +
0cm;9cm  +
Polypodium californicum +
0cm;20cm  +
Polypodium calirhiza +
0cm;16cm  +
Polypodium scouleri +
0cm;27cm  +
Polypodium triseriale +
0cm;60cm  +
Polypodium virginianum +
0cm;7cm  +
Polypogon +
thick  +
Polypogon australis +
thick  +
Polypogon elongatus +
thick  +
Polypogon fugax +
thick  +
Polypogon imberbis +
thick  +
Polypogon interruptus +
thick  +
Polypogon maritimus +
thick  +
Polypogon monspeliensis +
thick  +
Polypogon viridis +
thick  +
Polytrias +
thick  +
Polytrias amaura +
thick  +
Populus fremontii subsp. fremontii +
wider  +
Porotrichum bigelovii +
broad  +
Potamogeton oakesianus +
0.3mm;1mm  +
Psathyrostachys +
thick  +
Psathyrostachys juncea +
thick  +
Pseudoroegneria +
thick  +
Pseudoroegneria spicata +
thick  +
Pseudosasa +
narrower  +
Pseudosasa japonica +
narrower  +
Pteris bahamensis +
widened  +
Ptilagrostis +
thick  +
Ptilagrostis kingii +
thick  +
Ptilagrostis porteri +
thick  +
Ptychostomum neodamense +
wide  +
Puccinellia +
thick  +
Puccinellia andersonii +
thick  +
Puccinellia angustata +
thick  +
Puccinellia arctica +
thick  +
Puccinellia bruggemannii +
thick  +
Puccinellia distans +
thick  +
Puccinellia fasciculata +
thick  +
Puccinellia groenlandica +
thick  +
Puccinellia howellii +
thick  +
Puccinellia lemmonii +
thick  +
Puccinellia maritima +
thick  +
Puccinellia nutkaensis +
thick  +
Puccinellia nuttalliana +
thick  +
Puccinellia parishii +
thick  +
Puccinellia phryganodes +
thick  +
Puccinellia pumila +
thick  +
Puccinellia rupestris +
thick  +
Puccinellia simplex +
thick  +
Puccinellia tenella +
thick  +
Puccinellia vaginata +
thick  +
Puccinellia vahliana +
thick  +
Puccinellia wrightii +
thick  +
Pylaisia intricata +
50  +
Pylaisia polyantha +
70  +
Pylaisia selwynii +
45um  +, 50um  +
Pylaisia steerei +
80  +
Pyrrocoma +
3mm;30mm  +
Pyrrocoma apargioides +
3mm;30mm  +
Pyrrocoma carthamoides +
3mm;30mm  +
Pyrrocoma carthamoides var. carthamoides +
3mm;30mm  +
Pyrrocoma carthamoides var. cusickii +
3mm;30mm  +
Pyrrocoma carthamoides var. subsquarrosa +
3mm;30mm  +
Pyrrocoma clementis +
3mm;30mm  +
Pyrrocoma clementis var. clementis +
3mm;30mm  +
Pyrrocoma clementis var. villosa +
3mm;30mm  +
Pyrrocoma crocea +
3mm;30mm  +
Pyrrocoma crocea var. crocea +
3mm;30mm  +
Pyrrocoma crocea var. genuflexa +
3mm;30mm  +
Pyrrocoma hirta +
3mm;30mm  +
Pyrrocoma hirta var. hirta +
3mm;30mm  +
Pyrrocoma hirta var. lanulosa +
3mm;30mm  +
Pyrrocoma hirta var. sonchifolia +
3mm;30mm  +
Pyrrocoma insecticruris +
3mm;30mm  +
Pyrrocoma integrifolia +
3mm;30mm  +
Pyrrocoma lanceolata +
3mm;30mm  +
Pyrrocoma lanceolata var. lanceolata +
3mm;30mm  +
Pyrrocoma lanceolata var. subviscosa +
3mm;30mm  +
Pyrrocoma liatriformis +
3mm;30mm  +
Pyrrocoma linearis +
3mm;30mm  +
Pyrrocoma lucida +
3mm;30mm  +
Pyrrocoma racemosa +
3mm;30mm  +
Pyrrocoma racemosa var. congesta +
3mm;30mm  +
Pyrrocoma racemosa var. paniculata +
3mm;30mm  +
Pyrrocoma racemosa var. pinetorum +
3mm;30mm  +
Pyrrocoma racemosa var. racemosa +
3mm;30mm  +
Pyrrocoma racemosa var. sessiliflora +
3mm;30mm  +
Pyrrocoma radiata +
3mm;30mm  +
Pyrrocoma uniflora +
3mm;30mm  +
Pyrrocoma uniflora var. gossypina +
3mm;30mm  +
Pyrrocoma uniflora var. uniflora +
3mm;30mm  +
Q
Quercus coccinea +
broad  +
Quercus durata +
7mm;15mm  +
Quercus durata var. durata +
7mm;15mm  +
Quercus durata var. gabrielensis +
7mm;15mm  +
Quercus texana +
10mm;16mm  +
R
Ranunculus arvensis +
1.6cm;4.2cm  +
Ranunculus glaberrimus +
1cm;2cm  +
Ranunculus glaberrimus var. ellipticus +
1cm;2cm  +
Ranunculus glaberrimus var. glaberrimus +
1cm;2cm  +
Ranunculus sceleratus +
1.6cm;6.8cm  +
Ranunculus sceleratus var. multifidus +
1.6cm;6.8cm  +
Ranunculus sceleratus var. sceleratus +
1.6cm;6.8cm  +
Redfieldia +
thick  +
Redfieldia flexuosa +
thick  +
Reimarochloa +
thick  +
Reimarochloa oligostachya +
thick  +
Rhinotropis rimulicola var. rimulicola +
equal  +
Rhynchospora colorata +
broadened  +
Rosa glauca +
broad  +
Rostraria +
thick  +
Rostraria cristata +
thick  +
Rottboellia +
thick  +
Rottboellia cochinchinensis +
thick  +
Rumex altissimus +
3mm  +, 4.5mm  +
Rumex confertus +
wide  +
Rumex pulcher +
3cm  +, 5cm  +
Rumex transitorius +
thin  +
Rumex utahensis +
thin  +
Rytidosperma +
thick  +
Rytidosperma biannulare +
thick  +
Rytidosperma penicillatum +
thick  +
Rytidosperma racemosum +
thick  +
S
Saccharum +
thick  +
Saccharum alopecuroides +
thick  +
Saccharum baldwinii +
thick  +
Saccharum bengalense +
thick  +
Saccharum brevibarbe +
thick  +
Saccharum brevibarbe var. brevibarbe +
thick  +
Saccharum brevibarbe var. contortum +
thick  +
Saccharum coarctatum +
thick  +
Saccharum giganteum +
thick  +
Saccharum officinarum +
thick  +
Saccharum ravennae +
thick  +
Saccharum spontaneum +
thick  +
Sacciolepis +
thick  +
Sacciolepis indica +
thick  +
Sacciolepis striata +
thick  +
Salix arbusculoides +
7mm  +, 18mm  +
Salsola paulsenii +
narrowing  +
Schedonnardus +
thick  +
Schedonnardus paniculatus +
thick  +
Schedonorus +
thick  +
Schedonorus arundinaceus +
thick  +
Schedonorus giganteus +
thick  +
Schedonorus pratensis +
thick  +
Schiedeella arizonica +
3.5  +
Schismus +
thick  +
Schismus arabicus +
thick  +
Schismus barbatus +
thick  +
Schizachne +
thick  +
Schizachne purpurascens +
thick  +
Schizachyrium +
thick  +
Schizachyrium cirratum +
widening  +
Schizachyrium littorale +
thick  +
Schizachyrium maritimum +
thick  +
Schizachyrium niveum +
thick  +
Schizachyrium rhizomatum +
thick  +
Schizachyrium sanguineum +
widening  +
Schizachyrium sanguineum var. hirtiflorum +
widening  +
Schizachyrium sanguineum var. sanguineum +
widening  +
Schizachyrium scoparium +
thick  +
Schizachyrium scoparium var. divergens +
thick  +
Schizachyrium scoparium var. scoparium +
thick  +
Schizachyrium scoparium var. stoloniferum +
thick  +
Schizachyrium spadiceum +
thick  +
Schizachyrium tenerum +
thick  +
Schoenoplectus purshianus +
0.3mm;0.4mm  +
Schoenoplectus purshianus var. purshianus +
0.3mm;0.4mm  +
Schoenoplectus purshianus var. williamsii +
0.3mm;0.4mm  +
Schoenoplectus smithii +
0.2mm;0.3mm  +
Schoenoplectus smithii var. levisetus +
0.2mm;0.3mm  +
Schoenoplectus smithii var. setosus +
0.2mm;0.3mm  +
Schoenoplectus smithii var. smithii +
0.2mm;0.3mm  +
Sclerochloa +
thick  +
Sclerochloa dura +
thick  +
Scleropogon +
thick  +
Scleropogon brevifolius +
thick  +
Scolochloa +
thick  +
Scolochloa festucacea +
thick  +
Scribneria +
thick  +
Scribneria bolanderi +
thick  +
Secale +
thick  +
Secale cereale +
thick  +
Secale strictum +
thick  +
Sedum havardii +
widened  +
Sedum nanifolium +
2mm  +, 2.5mm  +
Seligeria acutifolia +
broad  +
Seligeria pusilla +
widened  +
Seligeria recurvata +
broad  +
Sesleria +
thick  +
Sesleria autumnalis +
thick  +
Sesleria caerulea +
thick  +
Sesleria heufleriana +
thick  +
Sesleria nitida +
thick  +
Setaria +
thick  +
Setaria adhaerans +
thick  +
Setaria arizonica +
thick  +
Setaria barbata +
thick  +
Setaria chapmanii +
thick  +
Setaria corrugata +
thick  +
Setaria faberi +
thick  +
Setaria grisebachii +
thick  +
Setaria italica +
thick  +
Setaria leucopila +
thick  +
Setaria liebmannii +
thick  +
Setaria macrosperma +
thick  +
Setaria macrostachya +
thick  +
Setaria magna +
thick  +
Setaria megaphylla +
thick  +
Setaria palmifolia +
thick  +
Setaria parviflora +
thick  +
Setaria pumila +
thick  +
Setaria pumila subsp. pallidefusca +
thick  +
Setaria pumila subsp. pumila +
thick  +
Setaria rariflora +
thick  +
Setaria reverchonii +
thick  +
Setaria reverchonii subsp. firmula +
thick  +
Setaria reverchonii subsp. ramiseta +
thick  +
Setaria reverchonii subsp. reverchonii +
thick  +
Setaria scheelei +
thick  +
Setaria setosa +
thick  +
Setaria sphacelata +
thick  +
Setaria subg. Paurochaetium +
thick  +
Setaria subg. Ptychophyllum +
thick  +
Setaria subg. Reverchoniae +
thick  +
Setaria subg. Setaria +
thick  +
Setaria texana +
thick  +
Setaria verticillata +
thick  +
Setaria verticilliformis +
thick  +
Setaria villosissima +
thick  +
Setaria viridis +
thick  +
Setaria viridis var. major +
thick  +
Setaria viridis var. viridis +
thick  +
Setariopsis +
thick  +
Setariopsis auriculata +
thick  +
Sida hermaphrodita +
wide  +
Sidalcea hickmanii +
widest;1mm;3mm  +
Sidalcea hickmanii subsp. anomala +
widest;1mm;3mm  +
Sidalcea hickmanii subsp. hickmanii +
widest;1mm;3mm  +
Sidalcea hickmanii subsp. napensis +
widest;1mm;3mm  +
Sidalcea hickmanii subsp. parishii +
widest;1mm;3mm  +
Sidalcea hickmanii subsp. petraea +
widest;1mm;3mm  +
Sidalcea hickmanii subsp. pillsburiensis +
widest;1mm;3mm  +
Sidalcea hickmanii subsp. viridis +
widest;1mm;3mm  +
Silene aperta +
broadened  +
Silene grayi +
5mm  +, 7mm  +
Silene nivea +
broad  +
Silene ovata +
30mm  +, 50mm  +
Silene pseudatocion +
broad  +
Silene sibirica +
broadened  +
Silene suecica +
broad  +
Silene williamsii +
3mm  +, 8mm  +
Smilax walteri +
3cm  +, 7cm  +
Solidago canadensis +
5mm;30mm  +
Solidago canadensis var. canadensis +
5mm;30mm  +
Solidago canadensis var. hargeri +
5mm;30mm  +
Solidago faucibus +
80mm;120mm  +
Solidago fistulosa +
broad  +
Sonchus arvensis +
2cm;15cm  +
Sonchus arvensis subsp. arvensis +
2cm;15cm  +
Sonchus arvensis subsp. uliginosus +
2cm;15cm  +
Sonchus asper +
1cm;15cm  +
Sonchus tenerrimus +
2cm;6cm  +
Sorghastrum +
thick  +
Sorghastrum elliottii +
thick  +
Sorghastrum nutans +
thick  +
Sorghastrum secundum +
thick  +
Sorghum +
thick  +
Sorghum bicolor +
thick  +
Sorghum bicolor subsp. arundinaceum +
thick  +
Sorghum bicolor subsp. bicolor +
thick  +
Sorghum bicolor subsp. ×drummondii +
thick  +
Sorghum halepense +
thick  +
Spartina +
thick  +
Spartina alterniflora +
thick  +
Spartina anglica +
thick  +
Spartina bakeri +
thick  +
Spartina cynosuroides +
thick  +
Spartina densiflora +
thick  +
Spartina foliosa +
thick  +
Spartina gracilis +
thick  +
Spartina maritima +
thick  +
Spartina patens +
thick  +
Spartina pectinata +
thick  +
Spartina spartinae +
thick  +
Spartina ×caespitosa +
thick  +
Spartina ×townsendii +
thick  +
Sphagnum rubiginosum +
narrower  +
Sphenopholis +
thick  +
Sphenopholis filiformis +
thick  +
Sphenopholis intermedia +
thick  +
Sphenopholis longiflora +
thick  +
Sphenopholis nitida +
thick  +
Sphenopholis obtusata +
thick  +
Sphenopholis pensylvanica +
thick  +
Spodiopogon +
thick  +
Spodiopogon sibiricus +
thick  +
Sporobolus +
thick  +
Sporobolus airoides +
thick  +
Sporobolus buckleyi +
thick  +
Sporobolus clandestinus +
thick  +
Sporobolus coahuilensis +
thick  +
Sporobolus compositus +
thick  +
Sporobolus compositus var. compositus +
thick  +
Sporobolus compositus var. drummondii +
thick  +
Sporobolus compositus var. macer +
thick  +
Sporobolus contractus +
thick  +
Sporobolus creber +
thick  +
Sporobolus cryptandrus +
thick  +
Sporobolus curtissii +
thick  +
Sporobolus diandrus +
thick  +
Sporobolus domingensis +
thick  +
Sporobolus fimbriatus +
thick  +
Sporobolus flexuosus +
thick  +
Sporobolus floridanus +
thick  +
Sporobolus giganteus +
thick  +
Sporobolus heterolepis +
thick  +
Sporobolus indicus +
thick  +
Sporobolus interruptus +
thick  +
Sporobolus jacquemontii +
thick  +
Sporobolus junceus +
thick  +
Sporobolus nealleyi +
thick  +
Sporobolus neglectus +
thick  +
Sporobolus pinetorum +
thick  +
Sporobolus purpurascens +
thick  +
Sporobolus pyramidatus +
thick  +
Sporobolus silveanus +
thick  +
Sporobolus tenuissimus +
thick  +
Sporobolus teretifolius +
thick  +
Sporobolus texanus +
thick  +
Sporobolus vaginiflorus +
thick  +
Sporobolus vaginiflorus var. ozarkanus +
thick  +
Sporobolus vaginiflorus var. vaginiflorus +
thick  +
Sporobolus virginicus +
thick  +
Sporobolus wrightii +
thick  +
Steinchisma +
thick  +
Steinchisma hians +
thick  +
Stellaria graminea +
1mm  +, 6mm  +
Stellaria holostea +
2mm  +, 10mm  +
Stellaria longipes +
1mm  +, 4mm  +
Stellaria longipes subsp. arenicola +
1mm  +, 4mm  +
Stellaria longipes subsp. longipes +
1mm  +, 4mm  +
Stenotaphrum +
thick  +
Stenotaphrum secundatum +
thick  +
Stipa +
thick  +
Stipa capensis +
thick  +
Stipa pulcherrima +
thick  +
Swallenia +
thick  +
Swallenia alexandrae +
thick  +
Symphyotrichum anomalum +
25mm;50mm  +
Symphyotrichum anticostense +
5mm;18mm  +
Symphyotrichum boreale +
2mm;12mm  +
Symphyotrichum bracteolatum +
8mm;25mm  +
Symphyotrichum campestre +
2mm;8mm  +
Symphyotrichum chilense +
5mm;30mm  +
Symphyotrichum ciliatum +
1.5mm;9mm  +
Symphyotrichum ciliolatum +
20mm;60mm  +
Symphyotrichum concolor +
5mm;15mm  +
Symphyotrichum concolor var. concolor +
5mm;15mm  +
Symphyotrichum concolor var. devestitum +
5mm;15mm  +
Symphyotrichum cordifolium +
20mm;40mm  +
Symphyotrichum cusickii +
15mm;50mm  +
Symphyotrichum defoliatum +
4mm;8mm  +
Symphyotrichum depauperatum +
1.5mm;5mm  +
Symphyotrichum drummondii +
8mm;60mm  +
Symphyotrichum drummondii var. drummondii +
8mm;60mm  +
Symphyotrichum drummondii var. texanum +
8mm;60mm  +
Symphyotrichum dumosum +
3mm;15mm  +
Symphyotrichum elliottii +
15mm;35mm  +
Symphyotrichum eulae +
18mm;30mm  +
Symphyotrichum falcatum +
3mm;10mm  +
Symphyotrichum falcatum var. commutatum +
3mm;10mm  +
Symphyotrichum falcatum var. falcatum +
3mm;10mm  +
Symphyotrichum fendleri +
5mm;30mm  +
Symphyotrichum firmum +
3mm;20mm  +
Symphyotrichum fontinale +
5mm;18mm  +
Symphyotrichum frondosum +
2mm;15mm  +
Symphyotrichum georgianum +
10mm;20mm  +
Symphyotrichum grandiflorum +
5mm;20mm  +
Symphyotrichum greatae +
20mm;50mm  +
Symphyotrichum hallii +
2mm;8mm  +
Symphyotrichum hendersonii +
10mm;20mm  +
Symphyotrichum jessicae +
10mm;25mm  +
Symphyotrichum laeve +
20mm;45mm  +
Symphyotrichum laeve var. concinnum +
20mm;45mm  +
Symphyotrichum laeve var. geyeri +
20mm;45mm  +
Symphyotrichum laeve var. laeve +
20mm;45mm  +
Symphyotrichum laeve var. purpuratum +
20mm;45mm  +
Symphyotrichum lateriflorum +
10mm;20mm  +
Symphyotrichum lentum +
5mm;8mm  +
Symphyotrichum molle +
5mm;20mm  +
Symphyotrichum nahanniense +
2mm;6mm  +
Symphyotrichum novae-angliae +
5mm;15mm  +
Symphyotrichum novi-belgii +
4mm;40mm  +
Symphyotrichum novi-belgii var. crenifolium +
4mm;40mm  +
Symphyotrichum novi-belgii var. elodes +
4mm;40mm  +
Symphyotrichum novi-belgii var. novibelgii +
4mm;40mm  +
Symphyotrichum novi-belgii var. villicaule +
4mm;40mm  +
Symphyotrichum ontarionis +
5mm;10mm  +
Symphyotrichum ontarionis var. glabratum +
5mm;10mm  +
Symphyotrichum ontarionis var. ontarionis +
5mm;10mm  +
Symphyotrichum oolentangiense +
10mm;40mm  +
Symphyotrichum parviceps +
2mm;5mm  +
Symphyotrichum phlogifolium +
10mm;30mm  +
Symphyotrichum pilosum +
5mm;15mm  +
Symphyotrichum pilosum var. pilosum +
5mm;15mm  +
Symphyotrichum pilosum var. pringlei +
5mm;15mm  +
Symphyotrichum plumosum +
4mm;8mm  +
Symphyotrichum porteri +
2mm;5mm  +
Symphyotrichum potosinum +
1mm;6mm  +
Symphyotrichum praealtum +
10mm;25mm  +
Symphyotrichum pratense +
5mm;13mm  +
Symphyotrichum prenanthoides +
10mm;20mm  +
Symphyotrichum priceae +
2cm;4cm  +
Symphyotrichum puniceum +
10mm;40mm  +
Symphyotrichum puniceum var. puniceum +
10mm;40mm  +
Symphyotrichum puniceum var. scabricaule +
10mm;40mm  +
Symphyotrichum pygmaeum +
2mm;4mm  +
Symphyotrichum racemosum +
5mm;15mm  +
Symphyotrichum retroflexum +
19mm;31mm  +
Symphyotrichum rhiannon +
8mm;22mm  +
Symphyotrichum robynsianum +
4mm;8mm  +
Symphyotrichum simmondsii +
8mm;15mm  +
Symphyotrichum subspicatum +
4mm;35mm  +
Symphyotrichum subulatum +
1.5mm;10mm  +
Symphyotrichum subulatum var. elongatum +
1.5mm;10mm  +
Symphyotrichum subulatum var. ligulatum +
1.5mm;10mm  +
Symphyotrichum subulatum var. parviflorum +
1.5mm;10mm  +
Symphyotrichum subulatum var. squamatum +
1.5mm;10mm  +
Symphyotrichum subulatum var. subulatum +
1.5mm;10mm  +
Symphyotrichum tenuifolium +
1mm;6mm  +
Symphyotrichum tenuifolium var. aphyllum +
1mm;6mm  +
Symphyotrichum tenuifolium var. tenuifolium +
1mm;6mm  +
Symphyotrichum tradescantii +
3mm;9mm  +
Symphyotrichum turbinellum +
5mm;20mm  +
Symphyotrichum undulatum +
15mm;70mm  +
Symphyotrichum urophyllum +
20mm;50mm  +
Symphyotrichum welshii +
8mm;11mm  +
Symphyotrichum yukonense +
1mm;4mm  +
Symphyotrichum ×amethystinum +
3mm;10mm  +
T
Taeniatherum +
thick  +
Taeniatherum caput-medusae +
thick  +
Thelypteris reptans +
0.3cm;1cm  +
Thelypteris reticulata +
2cm;6cm  +
Themeda +
thick  +
Themeda arguens +
thick  +
Themeda quadrivalvis +
thick  +
Themeda triandra +
thick  +
Thinopyrum +
thick  +
Thinopyrum intermedium +
thick  +
Thinopyrum intermedium subsp. barbulatum +
thick  +
Thinopyrum intermedium subsp. intermedium +
thick  +
Thinopyrum junceum +
thick  +
Thinopyrum ponticum +
thick  +
Thinopyrum pycnanthum +
thick  +
Thysanocarpus conchuliferus +
widest  +
Thysanocarpus laciniatus +
wide  +
Thysanocarpus laciniatus var. hitchcockii +
wide  +
Thysanocarpus laciniatus var. laciniatus +
wide  +
Thysanocarpus laciniatus var. rigidus +
wide  +
Thysanolaena +
thick  +
Thysanolaena latifolia +
thick  +
Timmiella +
broadened  +
Timmiella anomala +
broadened  +
Timmiella crassinervis +
broadened  +
Torreyochloa +
thick  +
Torreyochloa erecta +
thick  +
Torreyochloa pallida +
thick  +
Torreyochloa pallida var. fernaldii +
thick  +
Torreyochloa pallida var. pallida +
thick  +
Torreyochloa pallida var. pauciflora +
thick  +
Tortella alpicola +
somewhat broader  +
Tortella flavovirens +
broader  +
Tortella humilis +
narrower  +
Tortella inclinata +
broad  +, broader  +
Tortella inclinata var. densa +
broad  +, broader  +
Tortella inclinata var. inclinata +
broad  +, broader  +
Tortella rigens +
narrowing  +
Tortella tortuosa +
somewhat broader  +
Tortella tortuosa var. arctica +
somewhat broader  +
Tortella tortuosa var. fragilifolia +
somewhat broader  +
Tortella tortuosa var. tortuosa +
somewhat broader  +
Trachypogon +
thick  +
Trachypogon secundus +
thick  +
Tragus +
thick  +
Tragus australianus +
thick  +
Tragus berteronianus +
thick  +
Tragus heptaneuron +
thick  +
Tragus racemosus +
thick  +
Tribolium +
thick  +
Tribolium obliterum +
thick  +
Trichloris +
thick  +
Trichloris crinita +
thick  +
Trichloris pluriflora +
thick  +
Trichodon +
broad  +
Trichodon cylindricus +
broad  +
Trichodon cylindricus var. cylindricus +
broad  +
Trichodon cylindricus var. oblongus +
broad  +
Trichoneura +
thick  +
Trichoneura elegans +
thick  +
Tridens +
thick  +
Tridens albescens +
thick  +
Tridens ambiguus +
thick  +
Tridens buckleyanus +
thick  +
Tridens carolinianus +
thick  +
Tridens congestus +
thick  +
Tridens eragrostoides +
thick  +
Tridens flavus +
thick  +
Tridens flavus var. chapmanii +
thick  +
Tridens flavus var. flavus +
thick  +
Tridens muticus +
thick  +
Tridens muticus var. elongatus +
thick  +
Tridens muticus var. muticus +
thick  +
Tridens strictus +
thick  +
Tridens texanus +
thick  +
Triglochin gaspensis +
0.5mm;1mm  +
Trillium catesbaei +
1cm;2cm  +
Trillium cernuum +
6cm;15cm  +
Trillium gracile +
4mm;5mm  +
Trillium rugelii +
0.8cm;3.5cm  +
Triplasis +
thick  +
Triplasis americana +
thick  +
Triplasis purpurea +
thick  +
Tripogon +
thick  +
Tripogon spicatus +
thick  +
Tripsacum +
thick  +
Tripsacum dactyloides +
thick  +
Tripsacum floridanum +
thick  +
Tripsacum lanceolatum +
thick  +
Tripsacum sect. Fasciculata +
thick  +
Tripsacum sect. Tripsacum +
thick  +
Triraphis +
thick  +
Triraphis mollis +
thick  +
Trisetum +
thick  +
Trisetum aureum +
thick  +
Trisetum canescens +
thick  +
Trisetum cernuum +
thick  +
Trisetum flavescens +
thick  +
Trisetum interruptum +
thick  +
Trisetum melicoides +
thick  +
Trisetum orthochaetum +
thick  +
Trisetum sibiricum +
thick  +
Trisetum spicatum +
thick  +
Trisetum wolfii +
thick  +
Triteleia grandiflora +
broad  +
Triticum +
thick  +
Triticum aestivum +
thick  +
Triticum boeoticum +
thick  +
Triticum carthlicum +
thick  +
Triticum dicoccoides +
thick  +
Triticum dicoccum +
thick  +
Triticum durum +
thick  +
Triticum monococcum +
thick  +
Triticum polonicum +
thick  +
Triticum spelta +
thick  +
Triticum timopheevii +
thick  +
Triticum turgidum +
thick  +
Triticum urartu +
thick  +
Tuctoria +
thick  +
Tuctoria greenei +
thick  +
Tuctoria mucronata +
thick  +
U
Uniola +
thick  +
Uniola paniculata +
thick  +
Urochloa +
thick  +
Urochloa adspersa +
thick  +
Urochloa arizonica +
thick  +
Urochloa arrecta +
thick  +
Urochloa brizantha +
thick  +
Urochloa ciliatissima +
thick  +
Urochloa fusca +
thick  +
Urochloa mosambicensis +
thick  +
Urochloa mutica +
thick  +
Urochloa panicoides +
thick  +
Urochloa piligera +
thick  +
Urochloa plantaginea +
thick  +
Urochloa platyphylla +
thick  +
Urochloa ramosa +
thick  +
Urochloa reptans +
thick  +
Urochloa subquadripara +
thick  +
Urochloa texana +
thick  +
Urochloa villosa +
thick  +
V
Vahlodea +
thick  +
Vahlodea atropurpurea +
thick  +
Vaseyochloa +
thick  +
Vaseyochloa multinervosa +
thick  +
Ventenata +
thick  +
Ventenata dubia +
thick  +
Vulpia +
thick  +
Vulpia bromoides +
thick  +
Vulpia ciliata +
thick  +
Vulpia microstachys +
thick  +
Vulpia microstachys var. ciliata +
thick  +
Vulpia microstachys var. confusa +
thick  +
Vulpia microstachys var. microstachys +
thick  +
Vulpia microstachys var. pauciflora +
thick  +
Vulpia myuros +
thick  +
Vulpia octoflora +
thick  +
Vulpia octoflora var. glauca +
thick  +
Vulpia octoflora var. hirtella +
thick  +
Vulpia octoflora var. octoflora +
thick  +
Vulpia sciurea +
thick  +
W
Willkommia +
thick  +
Willkommia texana +
thick  +
Y
Yucca rupicola +
broadened  +
Z
Zea +
thick  +
Zea diploperennis +
thick  +
Zea luxurians +
thick  +
Zea mays +
thick  +
Zea mays subsp. huehuetenangensis +
thick  +
Zea mays subsp. mays +
thick  +
Zea mays subsp. mexicana +
thick  +
Zea mays subsp. parviglumis +
thick  +
Zea perennis +
thick  +
Zizania +
thick  +
Zizania aquatica +
thick  +
Zizania aquatica var. aquatica +
thick  +
Zizania aquatica var. brevis +
thick  +
Zizania latifolia +
thick  +
Zizania palustris +
thick  +
Zizania palustris var. interior +
thick  +
Zizania palustris var. palustris +
thick  +
Zizania texana +
thick  +
Zizaniopsis +
thick  +
Zizaniopsis miliacea +
thick  +
Zoysia +
thick  +
Zoysia japonica +
thick  +
Zoysia matrella +
thick  +
Zoysia pacifica +
thick  +
×
×achnella +
thick  +
×achnella caduca +
thick  +
×agropogon +
thick  +
×agropogon lutosus +
thick  +
×arctodupontia +
thick  +
×arctodupontia scleroclada +
thick  +
×dupoa +
thick  +
×dupoa labradorica +
thick  +
×elyhordeum +
thick  +
×elyhordeum arcuatum +
thick  +
×elyhordeum californicum +
thick  +
×elyhordeum dakotense +
thick  +
×elyhordeum iowense +
thick  +
×elyhordeum jordalii +
1  +
×elyhordeum macounii +
thick  +
×elyhordeum montanense +
thick  +
×elyhordeum pilosilemma +
thick  +
×elyhordeum schaackianum +
thick  +
×elyhordeum stebbinsianum +
thick  +
×elyleymus +
thick  +
×elyleymus aleuticus +
thick  +
×elyleymus aristatus +
thick  +
×elyleymus colvillensis +
thick  +
×elyleymus hirtiflorus +
thick  +
×elyleymus hultenii +
thick  +
×elyleymus jamesensis +
thick  +
×elyleymus mossii +
thick  +
×elyleymus ontariensis +
thick  +
×elyleymus turneri +
thick  +
×elyleymus uclueletensis +
thick  +
×elyleymus ungavensis +
thick  +
×leydeum +
thick  +
×leydeum dutillyanum +
thick  +
×leydeum littorale +
thick  +
×leydeum piperi +
thick  +
×pascoleymus +
thick  +
×pascoleymus bowdenii +
thick  +
×pseudelymus +
thick  +
×pseudelymus saxicoia +
thick  +
×pucciphippsia +
thick  +
×pucciphippsia vacillans +
thick  +
×triticosecale +
thick  +