Search results

• Asteraceae tribe Cardueae
  peduncle bracts). Phyllaries usually persistent [readily falling], in (1–) 3–5+ series, usually distinct, usually unequal, usually herbaceous (sometimes fleshy)
  15 KB (836 words) - 20:05, 29 July 2020
• Funariaceae
  present, basal rhizoids few. Leaves usually larger and more crowded distally, often comose, reduced proximally, usually contorted when dry, spreading when
  12 KB (464 words) - 06:47, 30 July 2020
• Asteraceae (tribe Heliantheae) subtribe Ecliptinae
  falling, usually 8–40+ in 2–4+ series, usually distinct, usually lanceolate, linear, orbiculate, or ovate, subequal or unequal (outer usually shorter,
  21 KB (800 words) - 22:59, 29 July 2020
• Asteraceae tribe Anthemideae
  aromatic). Leaves usually cauline, sometimes mostly basal; alternate [opposite]; usually petiolate, sometimes sessile; margins usually 1–3-palmately or
  23 KB (1,089 words) - 20:43, 29 July 2020
• Peritoma
  androgynophore (usually expanded adaxially into a gibbous or flattened appendage), glabrous; anthers (linear), coiling as pollen released; gynophore usually recurved
  8 KB (622 words) - 12:06, 30 July 2020
• Thelypodium
  or spreading, usually distinct, very rarely median ones united), not dilated basally; anthers usually linear to linear-oblong, rarely oblong or ovate, (sometimes
  15 KB (841 words) - 12:01, 30 July 2020
• Stanleya
  Annuals, perennials, shrubs, or subshrubs; (base usually woody); not scapose; glabrous or pubescent. Stems usually erect, rarely ascending, unbranched or branched
  11 KB (699 words) - 11:59, 30 July 2020
• Glochidion puberum
  ultimate branchlets distichous; petiole 1–4 mm; blade usually oblong, oblong-ovate, or obovate-oblong, rarely lanceolate, 3–9 × 1–3 cm, base cuneate to obtuse
  5 KB (427 words) - 18:13, 29 July 2020
• Arabidopsis
  or slightly reflexed, slender. Flowers: sepals erect or ascending, usually oblong (or ovate), (lateral pair sometimes saccate or subsaccate basally);
  11 KB (821 words) - 12:22, 30 July 2020
• Smelowskia
  midvein, usually glabrous; replum rounded; septum complete or perforated; ovules 4–18 per ovary; stigma capitate. Seeds plump, not winged, usually oblong, rarely
  12 KB (717 words) - 11:59, 30 July 2020
• Conoclinium betonicifolium
  Stems decumbent or procumbent (rooting at nodes). Leaf-blades usually oblong to oblong-lanceolate or oblanceolate to ovate, sometimes triangular, 2.5–5
  4 KB (428 words) - 22:45, 29 July 2020
• Livistona chinensis
  Inflorescences with single primary-axis and 3 orders of branching. Fruits usually oblong or olive-shaped (rarely globose), ripening from green to blue-green
  4 KB (508 words) - 00:57, 30 July 2020
• Limbella
  to short-excurrent; alar cells undifferentiated; basal laminal cells usually oblong; distal cells subquadrate to rhomboidal, 3–36 × 3–18 µm. Branch leaves
  6 KB (474 words) - 07:44, 30 July 2020
• Euphorbia albomarginata
  yellow to red, usually oblong to reniform, rarely subcircular, 0.2–0.5 × (0.2–) 0.3–0.8 mm; appendages white to pink, flabellate to oblong, 0.3–1 × 0.6–1
  8 KB (592 words) - 18:32, 29 July 2020
• Meteoriaceae
  dark, short. Capsule usually erect, usually exserted, oblong-ovoid to ovoid, symmetric; stomata proximal on capsule; annulus usually indistinct; operculum
  8 KB (292 words) - 07:50, 30 July 2020
• Thelypodium integrifolium
  fruit, (flower buds narrowly oblong). Fruiting pedicels usually horizontal to divaricate, rarely ascending or reflexed, usually straight, rarely incurved
  11 KB (853 words) - 12:01, 30 July 2020
• Helianthus
  conduplicate, usually rectangular-oblong, usually ± 3-toothed, sometimes entire, apices sometimes reddish or purplish). Ray-florets usually 5–30+ (–100+
  32 KB (1,118 words) - 23:14, 29 July 2020
• Entosthodon
  crowded, erect-spreading, reduced in size proximally, oblong-ovate to obovate or spathulate, usually acute or acuminate, sometimes apiculate or piliferous
  12 KB (769 words) - 06:47, 30 July 2020
• Selenia
  ovate, or oblong [sagittate]; nectar glands confluent (extending into spreading teeth). Fruits silicles, sessile or shortly stipitate, usually oblong, elliptical
  10 KB (786 words) - 12:27, 30 July 2020
• Kalmia polifolia
  or puberulent (base ciliate); blade usually oblong to linear, sometimes oval, 1.5–4.5 × 0.3–1.5 cm, margins usually revolute, apex obtuse to acute, abaxial
  7 KB (620 words) - 13:18, 30 July 2020
• Roldana
  corollas yellow or yellow-orange [whitish or ochroleucous] (laminae usually oblong to elliptic). Disc-florets 6–30 [–100+], bisexual, fertile; corollas
  8 KB (563 words) - 21:24, 29 July 2020
• Hypericum frondosum
  internodes 4-lined at first, then 2-lined to terete. Leaf-blades usually oblong to lanceolate-oblong, sometimes oblanceolate, 25–65 × 8–22 mm, base articulated
  6 KB (518 words) - 11:15, 30 July 2020
• Rhamnus davurica subsp. davurica
  adaxially, usually oblong-obovate, sometimes broadly elliptic or ovate to obovate, rarely oblanceolate-elliptic, (4–) 5–10 (–13) cm, usually 2–3 times longer
  6 KB (519 words) - 18:29, 29 July 2020
• Kalmia latifolia
  reddish, usually oblong, 3–3.5 mm, apex acute, surfaces glabrous or stipitate-glandular; petals connate nearly their entire lengths, usually pink (ranging
  7 KB (593 words) - 13:17, 30 July 2020
• Symphyotrichum concolor
  cuspidate mucronate, faces ± densely silky; distal sessile, blades usually oblong to lanceolate, rarely ovate, 9–15 × 1.8–5 mm, reduced distally, bases
  12 KB (743 words) - 21:02, 29 July 2020
• Selenia aurea
  anthers oblong, 1–1.5 mm; gynophore (0.5–) 1–2 (–5) mm, or, rarely, obsolete. Fruits usually oblong to elliptical, rarely suborbicular, usually latiseptate
  8 KB (768 words) - 12:27, 30 July 2020
• Isatis tinctoria
  repand, or dentate, apex obtuse. Cauline leaves: blade usually oblong or lanceolate, rarely linear-oblong, base sagittate or auriculate, apex acute. Fruiting
  7 KB (756 words) - 12:33, 30 July 2020
• Hypericum crux-andreae
  Flora of North America Association Shrubs, usually erect to suberect, rarely decumbent and rooting, usually unbranched, rarely sparsely branched distally
  7 KB (565 words) - 11:15, 30 July 2020
• Descurainia
  Flowers: sepals erect to spreading, ovate to oblong or linear; petals usually obovate or oblanceolate, rarely oblong, (shorter to longer than sepals), claw obsolete
  18 KB (1,258 words) - 12:28, 30 July 2020
• Euphorbia serpillifolia
  or pilose; glands 4, yellow to pink, usually oblong to reniform, 0.1 × 0.2–0.3 mm; appendages white to pink, oblong or flabellate, rarely absent, (0–) 0
  10 KB (777 words) - 18:22, 29 July 2020
• Calliergon richardsonii
  single, usually branched or distally 2-fid, 53–119 µm wide near base, 1/2–9/10 leaf length; alar region sharply delimited, triangular or usually oblong, from
  5 KB (553 words) - 07:46, 30 July 2020
• Melaleuca
  4–80-flowered, pseudoterminal or axillary, usually spikes or clusters, sometimes flowers solitary (monad). Flowers usually 5-merous, sessile, in triplets (triads)
  8 KB (613 words) - 21:04, 7 June 2022
• Arabis
  ascending, ovate or oblong, lateral pair saccate or not basally, (margins membranous); petals white, pink, or purple, usually spatulate, oblong, or oblanceolate
  15 KB (974 words) - 12:07, 30 July 2020
• Eutrema edwardsii
  ovate, 0.2–0.4 mm; gynophore usually 0.2–1 mm, rarely obsolete. Fruits stipitate, not torulose, linear to narrowly oblong, (0.7–) 1–2 (–2.5) cm × 2–3 mm
  10 KB (1,069 words) - 12:32, 30 July 2020
• Argemone
  buds obovoid or oblong; sepal horns usually flattened adaxially. > 14 13 Flower buds usually subglobose, rarely ellipsoid or ellipsoid-oblong; sepal horns
  14 KB (554 words) - 08:36, 30 July 2020
• Tidestromia suffruticosa var. oblongifolia
  Leaf-blades usually oblong (ovate-oblong, circular, lanceolate, or ovate). Internodes of secondary branches subtending involucres in fruit usually reduced
  3 KB (544 words) - 09:42, 30 July 2020
• Conoclinium
  cauline; opposite; petiolate; blades usually 3-nerved from bases, deltate, oblanceolate, ovate, ovate-deltate, oblong, or triangular, margins dentate or
  7 KB (455 words) - 22:45, 29 July 2020
• Lactuca serriola
  undivided cauline leaves usually ± oblong, sometimes obovate to lanceolate, margins denticulate, usually prickly, midribs usually prickly-setose, rarely
  5 KB (590 words) - 20:12, 29 July 2020
• Fragaria virginiana subsp. glauca
  Mentioned on page 278, 279. Stolons usually appressed ascending-hairy, sometimes almost glabrous. Leaves: petiole usually appressed-ascending-hairy, sometimes
  6 KB (647 words) - 14:09, 30 July 2020
• Almutaster
  Phyllaries 22–44 in 3–4 series, 1-nerved (nerve translucent, flat), usually lance-oblong to lanceolate, sometimes ovate, subequal, membranous, margins scarious
  8 KB (599 words) - 20:59, 29 July 2020
• Orthotrichum
  erect to ascending. Leaves usually erect-appressed and straight when dry, spreading to widespreading when moist, ovate, oblong, lanceolate, ligulate, or
  24 KB (641 words) - 07:46, 30 July 2020
• Kalmia cuneata
  midrib usually puberulent. Inflorescences axillary in distal end, racemes or fascicles, 3–10-flowered. Pedicels 1–3 mm. Flowers: sepals usually green,
  7 KB (657 words) - 13:18, 30 July 2020
• Crataegus coccinea
  stamens (5–) 8–10 (–20), anthers pink to rose-purple. Pomes usually bright red, suborbicular to oblong, 10–14 mm, often sparsely pubescent (especially at ends);
  7 KB (867 words) - 14:41, 30 July 2020
• Barbarea orthoceras
  leaves: blade usually lyrate-pinnatifid (sometimes undivided and margins coarsely toothed or subentire), lateral lobes 1–4, (usually oblong or ovate, rarely
  9 KB (880 words) - 12:23, 30 July 2020
• Salix glauca
  hemiamphistomatous or amphistomatous, usually narrowly elliptic, elliptic, usually oblanceolate or obovate, sometimes narrowly oblong or obovate, 27–82 × 6–39 mm
  16 KB (1,072 words) - 12:35, 30 July 2020
• Oenothera cespitosa
  FNA Volume 10. Herbs perennial, acaulescent or caulescent, usually hirsute or villous, usually also glandular puberulent, or exclusively strig­illose, rarely
  14 KB (936 words) - 21:01, 7 June 2022
• Quercus vaseyana
  glabrate. Leaves: petiole to 5 mm. Leaf-blade narrowly lanceolate to usually oblong, mostly planar or slightly convex, 20-60 (-90) × 10-20 mm, often rather
  7 KB (596 words) - 08:27, 30 July 2020
• Chrysopsis highlandsensis
  stipitate-glandular, viscid; cauline sessile, blades usually oblong to oblongelliptic, sometimes ovate to lanceolate, bases usually slightly auriculate-clasping, truncate
  8 KB (712 words) - 21:51, 29 July 2020
• Fragaria vesca subsp. bracteata
  torus wine red, not shiny (skin slightly hirsute), usually oblong-ovoid, sometimes globose, usually not easily separating from hypanthium. 2n = 14. Phenology:
  6 KB (598 words) - 14:09, 30 July 2020
• Andropogon glomeratus var. glaucopsis
  Plants usually oblong in the upper portion, sometimes cylindrical. Culms 1.2-2.2 m; internodes glaucous. Sheaths (1.3) 2.3-3.1 (4.7) mm wide, usually smooth;
  4 KB (863 words) - 04:27, 30 July 2020
• Andropogon glomeratus var. hirsutior
  Pazdírková, Linda A. Vorobik Copyright: Utah State University Plants usually oblong in the upper portion, sometimes cylindrical. Culms 1-2 m; internodes
  4 KB (875 words) - 04:27, 30 July 2020
• Plagiomnium
  erect-spreading, usually flat, occasionally irregularly wavy or transversely undulate when moist, elliptic, obovate, oblong, oblong-lingulate, oblongelliptic
  15 KB (750 words) - 07:41, 30 July 2020
• Salix rotundifolia
  hairs usually wavy, crinkled or curly, rarely straight. Staminate flowers: abaxial nectary 0.5–1 mm, adaxial nectary narrowly oblong or oblong, 0.8–1
  12 KB (934 words) - 12:21, 30 July 2020
• Eriogonum subg. Ganysma
  villous, viscid, or sometimes glandular; taproot usually not woody. Stems spreading to erect, usually without persistent leaf-bases, tomentose, floccose
  30 KB (1,075 words) - 10:46, 30 July 2020
• Euphorbia porteriana
  mat-forming, 15–60 cm, usually glabrous, young branches rarely very sparsely short-pubescent. Leaves opposite; stipules usually distinct, occasionally
  9 KB (685 words) - 18:27, 29 July 2020
• Perityle microglossa var. microglossa
  mm, lobes 0.1–0.2 mm. Cypselae usually linear-oblong to linear-elliptic, rarely narrowly obovate, 1.5–2 mm, margins usually prominently calloused, ciliate;
  7 KB (674 words) - 23:48, 29 July 2020
• Flaveria trinervia
  glomerules setose). Calyculi 0. Involucres oblong and cylindric or angular, 3.8–4.5 mm. Phyllaries usually 2, oblong (closely investing and falling with mature
  7 KB (694 words) - 23:36, 29 July 2020
• Lactuca
  page 216, 258. Annuals or biennials, 15–450+ cm; taprooted. Stems usually 1, usually erect, branched distally or throughout, glabrous or hairy (sometimes
  10 KB (574 words) - 20:12, 29 July 2020
• Phyllanthus urinaria subsp. urinaria
  distichous, well developed; stipules auriculate, pale green; blade usually oblong or oblong-obovate, sometimes linear, 6–25 × 2–9 mm, base obtuse, apex acute
  9 KB (520 words) - 18:28, 29 July 2020
• Quercus similis
  or acute, margins flat, shallowly 2-3-lobed on each side, lobes usually simple, oblong or rounded, rarely spatulate, not cruciform, secondary-veins 3-5
  6 KB (522 words) - 08:23, 30 July 2020
• Triumfetta semitriloba
  ovate to rhombic-ovate, sometimes obscurely 3-lobed, 3–8 cm, distal usually oblong, base rounded, rarely shallowly cordate, margins irregularly serrate-dentate
  6 KB (423 words) - 11:22, 30 July 2020
• Hypericum sect. Brathys
  persistent, (4–) 5; petals persistent, (4–) 5; stamens persistent, (5–) 10–80, usually in continuous or interrupted ring, sometimes in 5 barely discernable fascicles
  10 KB (391 words) - 11:15, 30 July 2020
• Rumex
  Acetosa and Acetosella), occasionally polygamomonoecious, with taproots and usually short caudex, or sometimes rhizomatous and/or stoloniferous. Stems erect
  41 KB (1,085 words) - 10:05, 30 July 2020
• Euphorbia arizonica
  dark maroon, usually oblong to reniform, rarely almost circular, 0.2 × 0.2–0.4 mm; appendages white to pink, oblong, flabellate, oblong, or elliptic,
  8 KB (610 words) - 18:18, 29 July 2020
• Draba sibirica
  mm, (apex emarginate); anthers ovate-subcordate, 0.4–0.5 mm. Fruits usually oblong to elliptic, rarely sublinear, plane, flattened, 4–8 × 1.5–2.2 mm; valves
  7 KB (785 words) - 12:13, 30 July 2020
• Marah
  petals 5, connate 1/2 length, usually white, cream-yellow, or greenish yellow, rarely greenish, triangular to ovate or oblong-ovate, (1–) 2.5–10 (–12) mm
  13 KB (723 words) - 11:19, 30 July 2020
• Carex specifica
  or folded, 14–50 cm × (2.3–) 3–5 mm. Inflorescences usually dense, greenish or gold, usually oblong, 1.9–5 cm × 12–19 mm; proximal internode 2.5–5 (–7)
  8 KB (690 words) - 01:57, 30 July 2020
• Crataegus (sect. Coccineae) ser. Intricatae
  thorns on twigs usually frequent, straight to recurved, 2-years old usually dark gray, almost black, sometimes purple or chestnut-brown, usually slender, (1–)
  16 KB (1,084 words) - 14:44, 30 July 2020
• Heterotheca villosa var. minor
  leaf-blades usually narrowly to broadly oblanceolate or oblong, sometimes ovate (in mountains), (11–) 16–28 (–40) mm, ± reduced distally, bases usually narrowly
  11 KB (1,187 words) - 21:57, 29 July 2020
• Bidens beckii
  attenuate, faces glabrous. Heads usually borne singly. Peduncles (10–) 20–100 mm. Calyculi of 5–6 usually spreading, oblong to obovate bractlets 5–8 mm, margins
  7 KB (688 words) - 23:27, 29 July 2020
• Salix glauca var. cordifolia
  marcescent, rudimentary or foliaceous on early and late ones, usually inconspicuous, oblong to elliptic or ovate, 1–2.1–4 mm, apex acute to caudate; petiole
  13 KB (1,257 words) - 11:54, 30 July 2020
• Chenopodium
  fleshy. Leaves alternate, petiolate or sessile, not fleshy; blade linear, oblong, lanceolate, ovate, triangular, trullate, or rhombic, flattened, not jointed
  19 KB (716 words) - 09:29, 30 July 2020
• Plagiomnium carolinianum
  somewhat spreading when dry, transversely undulate when moist, oblong-lingulate, oblong, or oblongelliptic, 5–8 (–10) mm; base long-decurrent; margins
  7 KB (514 words) - 07:41, 30 July 2020
• Thelypodium laxiflorum
  leaves petiolate; blade usually lanceolate to linear, sometimes oblanceolate to oblong, 1.5–7 (–10) cm × 3–12 (–20) mm, margins usually entire or repand, rarely
  9 KB (792 words) - 12:02, 30 July 2020
• Euphorbia stictospora
  lanate; blade usually oblong to oblong-obovate, occasionally nearly circular, 3–10 (–15) × 2–5 (–10) mm, base asymmetric, one side usually angled or rounded
  9 KB (679 words) - 18:19, 29 July 2020
• Oenothera pilosella
  10–20 mm, stigma exserted beyond anthers at anthesis. Capsules usually oblong-clavate to oblong-ellipsoid or ellipsoid, 4-angled or weakly 4-winged, (5–) 10–15
  8 KB (927 words) - 21:04, 7 June 2022
• Athyrium filix-femina var. asplenioides
  acuminate or ± caudate. Pinnae usually stalked, oblong-lanceolate to lanceolate, base truncate, apex acuminate. Pinnules oblong-lanceolate to narrowly deltate
  5 KB (425 words) - 00:25, 30 July 2020
• Grindelia hirsutula
  lance-oblong, apices usually recurved or straight, sometimes (the outer) looped to hooked or patent, terete or filiform to subulate, or acute, usually all
  25 KB (2,312 words) - 22:29, 29 July 2020
• Waltheria bahamensis
  bronze, or coppery, drying brownish olive, usually broadly oblong to oblong, ovate-oblong, or obovate-oblong, sometimes ovate, to 5 × 3 cm, resinous, base
  12 KB (740 words) - 11:23, 30 July 2020
• Draba
  present. Stems usually erect to ascending, sometimes decumbent or prostrate, unbranched or branched (usually distally). Leaves usually basal and cauline
  85 KB (2,094 words) - 12:08, 30 July 2020
• Asteraceae
  constitute an involucre, usually number 5–21(–50+), usually are unequal (outermost usually shorter than the inner), and usually are arranged ± imbricately
  275 KB (5,940 words) - 15:30, 15 December 2020
• Salix subg. Vetrix
  fragmentation. Stems usually erect or decumbent; branches usually flexible at base, usually not glaucous, (dull to highly glossy). Buds usually alba-type, sometimes
  52 KB (888 words) - 11:54, 30 July 2020
• Deschampsia brevifolia
  (11) cm wide, usually dense, oblong-ovate to narrowly cylindrical; branches 1-3.6 (6) cm, straight, usually stiff, erect to ascending, usually smooth or almost
  8 KB (1,002 words) - 03:28, 30 July 2020
• Asteraceae tribe Cichorieae
  (sap usually milky). Leaves basal and/or cauline; alternate (proximal opposite in Shinnersoseris) [opposite]; petiolate or sessile; margins usually dentate
  30 KB (805 words) - 20:06, 29 July 2020
• Asteraceae tribe Astereae
  1–3+ series; corollas usually present, usually yellow, sometimes white, ochroleucous, or reddish to cyanic. Disc (inner) florets usually bisexual and fertile
  79 KB (1,886 words) - 20:55, 29 July 2020
• Brassicaceae
  anatropous or campylotropous, bitegmic, usually crassinucellate, rarely tenuinucellate. Fruits usually capsular, usually 2-valved ((3 or) 4 (–6) in Rorippa
  107 KB (3,718 words) - 12:07, 30 July 2020
• Caryophyllaceae
  terminal or axillary cymes, thyrses, or capitula, or flowers solitary; bracts usually paired, foliaceous or reduced, herbaceous to scarious, or absent; involucel
  29 KB (1,113 words) - 10:14, 30 July 2020
• Ericaceae
  vines), perennial, deciduous or evergreen, usually autotrophic, sometimes mycotrophic (subfam. Monotropoideae), usually chlorophyllous and autotrophic, sometimes
  33 KB (1,383 words) - 13:10, 30 July 2020
• Saxifragaceae
  eglandular, hairs usually multicellular (unicellular in Astilbe, Saxifragopsis). Leaves usually in basal rosettes, sometimes cauline, usually alternate, sometimes
  27 KB (1,591 words) - 13:14, 30 July 2020
• Physaria
  present, enlarged, usually branched); not scapose; usually pubescent, trichomes usually sessile, sometimes subsessile or shortly stalked, usually stellate, sometimes
  40 KB (1,647 words) - 11:54, 30 July 2020
• Eriogonum
  monomorphic or dimorphic, usually entire apically, rarely emarginate; stamens 9; filaments adnate basally, glabrous or pubescent; anthers usually red to cream or
  22 KB (1,627 words) - 10:29, 30 July 2020
• Asteraceae (tribe Heliantheae) subtribe Gaillardiinae
  linear, oblong, ovate, or spatulate, often 1–2-pinnately or ternately lobed, ultimate margins entire or toothed, faces glabrous or hairy, usually glanddotted
  13 KB (688 words) - 22:34, 29 July 2020
• Asteraceae (tribe Heliantheae) subtribe Coreopsidinae
  cymiform, or paniculiform arrays. Calyculi usually of 3–8 (–21+) bractlets or bracts (usually ± herbaceous, usually shorter than phyllaries and/or reflexed
  12 KB (744 words) - 23:22, 29 July 2020
• Calochortus
  ovate to lanceolate, usually petaloid and glabrous; petals 3, distinct, usually longer and broader than sepals, sometimes clawed, usually hairy adaxially,
  21 KB (685 words) - 05:34, 30 July 2020
• Dryopteridaceae
  circinate in bud, monomorphic or dimorphic. Petiole usually not articulate to stem, scales usually persistent at base, in cross-section with 2–many roundish
  15 KB (567 words) - 00:33, 30 July 2020
• Sida
  ulmifolia), petiolate or subsessile; stipules persistent, usually linear to lanceolate or falcate; blade usually unlobed (lobed with maplelike leaves in S. hermaphrodita)
  13 KB (672 words) - 11:32, 30 July 2020
• Asteraceae (tribe Heliantheae) subtribe Chaenactidinae
  hemispheric to rotate. Phyllaries usually persistent, 4–60+ in 1–4+ series (usually erect at flowering, usually reflexed in fruit, usually distinct, basally coherent
  17 KB (818 words) - 23:57, 29 July 2020
• Crataegus sect. Coccineae
  (5–) 30–110 (–150) dm. Stems: trunks 1–several, ± erect to oblique, bark usually flattened-scaly, sometimes corrugated or thin-exfoliating; compound thorns
  28 KB (995 words) - 14:38, 30 July 2020
• Sedum
  Stems erect, ascending, procumbent, or creeping, usually much-branched, sometimes succulent, usually hardly secondarily thickened, base sometimes slightly
  21 KB (778 words) - 13:02, 30 July 2020
• Erigeron
  style-branch appendages mostly deltate (papillate). Cypselae (tan) oblong to oblong-obovoid, compressed to flattened, 2 (–4) -nerved, or subterete, 5–14-nerved
  97 KB (2,063 words) - 21:58, 29 July 2020
• Eriogonum subg. Eucycla
  scabrellous; bracts usually 3, connate basally, usually scalelike, sometimes semileaflike or leaflike. Peduncles absent or erect, usually stout. Involucres
  80 KB (1,352 words) - 10:29, 30 July 2020
• Grossulariaceae
  partially adnate to ovary, free distally; sepals usually 5 (R. speciosum 4), connate proximally; petals usually 5 (R. speciosum 4), distinct; nectary disc present;
  7 KB (319 words) - 13:12, 30 July 2020
• Euphorbia sect. Anisophyllum
  monomorphic, base usually asymmetric, rarely symmetric, margins entire or variously toothed, surfaces glabrous or hairy; venation usually palmate or palmate
  36 KB (819 words) - 18:21, 29 July 2020
• Caryophyllaceae subfam. Caryophylloideae
  (–10) valves or teeth; carpophore usually present. Seeds 4–150 (–500+), reddish to gray or often brown or black, usually reniform and laterally compressed
  11 KB (721 words) - 10:22, 30 July 2020
• Caryophyllaceae subfam. Alsinoideae
  or often brown or black, usually reniform or triangular to circular and laterally compressed or ovoid to globose, rarely oblong and dorsiventrally compressed
  11 KB (765 words) - 10:56, 30 July 2020
• Orthotrichaceae
  ovatelanceolate, ligulate-oblong, or lanceolate-linear, ± channeled; base not decurrent (decurrent in Zygodon); margins usually plane to revolute, rarely
  14 KB (382 words) - 07:42, 30 July 2020
• Grimmiaceae
  or not. Seta short to long, smooth or rarely papillose. Capsule usually erect, usually ovoid, obloid, cylindrical or cupulate, symmetric or rarely strongly
  13 KB (824 words) - 06:47, 30 July 2020
• Pottiaceae
  rarely concave, mostly ca. 1.5–3.5 mm; base usually ovate to oblong, occasionally sheathing the stem; margins usually recurved proximally, occasionally plane
  28 KB (882 words) - 07:00, 30 July 2020
• Prunus
  margins toothed to lobed, usually glandular; petiole present or absent, usually glandular near blade; blade elliptic, oblong, suborbiculate, ovate, lanceolate
  43 KB (1,828 words) - 14:17, 30 July 2020
• Ericaceae subfam. Ericoideae
  Leaves deciduous or persistent, usually alternate, sometimes opposite, whorled, or spirally arranged; petiole usually present; blade plane or acicular
  8 KB (417 words) - 12:54, 30 July 2020
• Rosa
  terminal petiolulate, elliptic to obovate, ± oblong, obovate-elliptic, lanceolate-elliptic, or obovate-oblong, margins flat, serrate, crenate, or incised
  23 KB (1,822 words) - 13:48, 30 July 2020
• Symphyotrichum
  outer sometimes foliaceous, bases usually indurate, margins usually scarious, erose, hyaline or not, (apices usually with a well-defined green zone, sometimes
  62 KB (1,546 words) - 15:28, 15 December 2020
• Orchidaceae
  subterranean, usually green and photosynthetic, some without chlorophyll and saprophytic. Roots subterranean or aerial, tuberoid or stolonoid, usually with spongy
  41 KB (2,210 words) - 05:19, 30 July 2020
• Symphyotrichum subg. Symphyotrichum
  Annuals or perennials, eglandular; usually rhizomatous, sometimes taprooted. Stems usually not brittle at maturity, usually proximally glabrous or glabrate
  7 KB (663 words) - 21:03, 29 July 2020
• Asteraceae tribe Heliantheae
  Leaves usually cauline, sometimes mostly basal or basal and cauline; usually wholly or partly opposite, sometimes mostly whorled or alternate; usually petiolate
  30 KB (1,803 words) - 22:30, 29 July 2020
• Asteraceae (tribe Heliantheae) subtribe Helianthinae
  sometimes hemispheric or conic, usually paleate (epaleate in Lagascea; paleae usually falling, sometimes persistent, mostly oblong to linear, often conduplicate
  10 KB (633 words) - 23:14, 29 July 2020
• Rosaceae tribe Roseae
  hypanthium ovoid, oblong, globose to cupulate or urceolate, rarely obovoid or hemispheric, with or without distinct necks; torus usually absent, conic if
  4 KB (289 words) - 13:48, 30 July 2020
• Lepidium
  persistent), usually ovate or oblong, rarely suborbicular; petals (erect or spreading, sometimes rudimentary or absent), obovate, spatulate, oblong, oblanceolate
  29 KB (1,412 words) - 12:33, 30 July 2020
• Brickellia
  3–7 (–9) series, usually (4–) 5–6 (–16) -striate or nerved, linear or lanceolate to oblanceolate or oblong, usually unequal (usually chartaceous, sometimes
  17 KB (617 words) - 22:47, 29 July 2020
• Orobanchaceae
  whorled, or spiral, simple; stipules absent; petiole present or absent; blade usually not fleshy or leathery, rarely fleshy, leathery, or chartaceous, margins
  19 KB (841 words) - 19:24, 29 July 2020
• Grimmiaceae subfam. Grimmioideae
  present or absent. Leaves erect or distally curved, rarely crisped, broadly oblong-ovate, ovatelanceolate, or narrowly lanceolate; margins plane, incurved
  11 KB (588 words) - 06:48, 30 July 2020
• Atriplex
  wrote: “Like 4 [i.e., A. hortensis] but the leaves white beneath; bracteoles oblong-cordate, conspicuously reticulate-veined.” Specimens having at least some
  45 KB (1,022 words) - 09:34, 30 July 2020
• Cardamine
  Flowers: sepals (caducous), usually erect, rarely spreading or ascending, ovate or oblong, lateral pair saccate or not basally, (usually glabrous, rarely pubescent);
  23 KB (1,239 words) - 12:23, 30 July 2020
• Streptanthus
  cluster of sterile flowers, usually ebracteate, sometimes bracteate), usually elongated in fruit. Fruiting pedicels usually divaricate-ascending, rarely
  23 KB (1,011 words) - 12:00, 30 July 2020
• Asteraceae (tribe Heliantheae) subtribe Rudbeckiinae
  blades mostly deltate, elliptic, lanceolate, linear, lyrate, oblanceolate, oblong, ovate, pandurate, or spatulate, often 1–2-pinnately lobed or pinnatifid
  9 KB (600 words) - 23:53, 29 July 2020
• Amblystegiaceae
  axillary hairs usually well developed. Stem-leaves straight, falcate, or squarrose, plicate or not; costa single, usually long, or double and usually short; alar
  21 KB (586 words) - 07:42, 30 July 2020
• Malvaceae subfam. Malvoideae
  Sidastrum, and Sphaeralcea; blade usually symmetric, asymmetric in Malvella, sometimes asymmetric in Pavonia, usually unlobed, sometimes palmately lobed
  20 KB (532 words) - 11:23, 30 July 2020
• Solidago
  series, midnerves usually ± swollen and translucent, sometimes plus 2–5 secondary nerves (striate, flat), linear-lanceolate to oblong or ovate, unequal
  18 KB (1,000 words) - 21:32, 29 July 2020
• Liatris
  cauline; alternate; ± petiolate (basal) or sessile (usually appressed to ascending); blades usually 1-nerved, sometimes 3-nerved or 5-nerved, mostly linear
  24 KB (826 words) - 22:52, 29 July 2020
• Arctostaphylos
  hairy, sometimes glandular. Leaves (usually spreading, sometimes erect, sometimes overlapping when petiole short), usually isofacial, sometimes bifacial in
  41 KB (2,034 words) - 13:11, 30 July 2020
• Rosa subg. Rosa
  margins usually serrate, rarely deeply incised or broadly crenate, terminal: petiolule (1–) 5–20 (–40) mm, blade elliptic, lanceolate, oblong, ovate, suborbiculate
  5 KB (546 words) - 13:49, 30 July 2020
• Asteraceae tribe Eupatorieae
  vines [trees]. Leaves usually cauline, sometimes basal or basal and cauline; usually opposite, sometimes whorled or alternate; usually petiolate, sometimes
  17 KB (728 words) - 22:41, 29 July 2020
• Salix subg. Chamaetia
  or decumbent; branches flexible at base, usually not glaucous (usually slightly or highly glossy). Buds usually arctica-type (alba-type in S. athabascensis)
  22 KB (876 words) - 12:17, 30 July 2020
• Leskeaceae
  foliose to linear or peglike; rhizoids few, usually arising from base of leaves. Stem and branch leaves usually similar, rarely differentiated. Stem-leaves
  16 KB (613 words) - 07:45, 30 July 2020
• Carex (section Key D. Spikes 2+ per culm; at least some flowers pistillate; stigmas (2–)3(–4); achenes usually trigonous in cross section; body of perigynium pubescent to hispid, sometimes papillose, papillae longer than wide)
  inflorescences were usually spicate or racemose, although more complex inflorescences occurred, especially in Asia. Subgenus Indocarex usually had bisexual spikes
  80 KB (3,349 words) - 15:29, 15 December 2020
• Eupatorium
  (–4+) series, (usually green) 2–3-nerved, or not notably nerved, or pinnately nerved, elliptic, lanceolate, oblong, or obovate, usually unequal, sometimes
  17 KB (791 words) - 22:42, 29 July 2020
• Polygalaceae
  terres­trial, usually unarmed (sometimes thorns present as modified tips of racemes in Rhinotropis), sometimes clonal. Rootstock usually brownish to whitish
  16 KB (1,157 words) - 21:03, 7 June 2022
• Splachnaceae
  large; basal-cells oblong; distal cells oblong or oblong-hexagonal. Perichaetia with leaves similar, often larger. Seta erect, usually elongate, thin or
  9 KB (361 words) - 07:32, 30 July 2020
• Cupressaceae
  page 399. Trees or shrubs evergreen (usually deciduous in Taxodium), generally resinous and aromatic, monoecious (usually dioecious in Juniperus). Bark fibrous
  17 KB (1,137 words) - 00:30, 30 July 2020
• Castilleja
  distally, usually as in bracts, contrasting with bracts in a few species, radially or bilaterally symmetric, tubular, lobed distally in usually diagnostic
  79 KB (2,746 words) - 18:50, 29 July 2020
• Coreopsis
  4–25+ mm diam. Phyllaries usually ± 8 in ± 2 series (usually distinct, rarely connate ± 1/10 their lengths, mostly oblong to linear, ± membranous, margins
  12 KB (827 words) - 23:22, 29 July 2020
• Rosaceae
  deciduous, basal and/or cauline, usually alternate, rarely opposite, simple or compound (palmate or imparipinnate); stipules usually present, sometimes absent;
  23 KB (1,553 words) - 13:58, 30 July 2020
• Fissidens
  hexagonal, changing little when dry, to large, thin-walled, hexagonal to oblong cells, usually shrunken when dry [rarely prosenchymatous]. Specialized asexual reproduction
  33 KB (1,761 words) - 06:53, 30 July 2020
• Boechera
  lateral glands semiannular or annular. Fruits usually sessile, rarely shortly stipitate, usually linear, rarely oblong or lanceolate, straight or falcate, smooth
  73 KB (2,294 words) - 12:15, 30 July 2020
• Potentilla
  sometimes glandular; usually short-rhizomatous, sometimes stoloniferous. Stems 1–many, prostrate to erect, sometimes rooting at nodes, usually ± green, sometimes
  31 KB (1,939 words) - 13:53, 30 July 2020
• Ericameria
  1–18, pistillate, fertile; corollas usually yellow (white in E. gilmanii and E. resinosa), (laminae elliptic to oblong, apices shallowly notched or toothed)
  23 KB (1,156 words) - 22:11, 29 July 2020
• Ludwigia
  pneumatophores, usually branched. Leaves cauline, usually alternate, rarely opposite; stipules present, often deciduous, usually dark reddish green; usually petiolate
  30 KB (1,654 words) - 21:01, 7 June 2022
• Linum
  oblanceolate, elliptic, oblong, obovate, spatulate, or awl-shaped, margins glandular-toothed or entire, sometimes ciliate. Inflorescences usually panicles, racemes
  10 KB (551 words) - 18:27, 29 July 2020
• Botrychium
  Trophophores ascending to perpendicular to stem, sessile or stalked; blades linear, oblong, or deltate, simple to 5-pinnate, 4–25 × 1–35 cm. Pinnae (reduced to segments
  19 KB (579 words) - 15:29, 15 December 2020
• Euphorbiaceae
  1–32+. Fruits usually capsules, dehiscence septicidal, (usually schizocarpic with cocci separating from persistent columnella, coccus usually dehiscent loculicidally)
  24 KB (1,347 words) - 18:25, 29 July 2020
• Malacothrix
  Stems 1–15 (usually from basal rosettes), usually erect, sometimes ± prostrate, usually branched (scapiform in M. californica), usually glabrous (sometimes
  16 KB (748 words) - 20:19, 29 July 2020
• Rosa sect. Rosa
  adnate to petiole, auricles usually flared or erect, margins entire or serrate, sometimes serrulate, undulate, or sinuate, usually glandular; leaflets (3–)
  24 KB (1,103 words) - 13:51, 30 July 2020
• Pyrrocoma
  appressed to loosely spreading, 1-nerved, oblanceolate to oblong or linear, equal or unequal, usually herbaceous and yellow-green or with distinct, green apical
  15 KB (811 words) - 22:27, 29 July 2020
• Symphyotrichum subg. Virgulus
  ± foliaceous, bases usually indurate, green zones usually diamond-shaped, sometimes lanceolate or apices foliaceous (faces usually hairy, sometimes glabrous
  8 KB (946 words) - 21:01, 29 July 2020
• Rorippa
  or emarginate); stamens usually tetradynamous, rarely 4 and equal; anthers usually ovate or oblong, rarely linear, (apex usually obtuse, rarely apiculate);
  22 KB (1,325 words) - 12:26, 30 July 2020
• Asteraceae (tribe Heliantheae) subtribe Peritylinae
  Cypselae linear or cuneiform to oblong or oblanceolate, strongly flattened or weakly 3–4-angled (callous-margined, usually ciliate); pappi 0, or persistent
  7 KB (521 words) - 23:47, 29 July 2020
• Mentzelia
  curved, sometimes S-shaped; sepals persistent. Seeds (1–) 2–60+, ovoid, oblong, bottle-shaped, pyriform, irregularly polygonal, or trigonal prisms, dorsiventrally
  16 KB (1,025 words) - 18:17, 29 July 2020
• Micranthes
  5 mm, usually green, rarely purplish; sepals 5, green, sometimes reddish at tips; petals 5 (absent or 1–5 in M. apetala, M. subapetala), usually white
  27 KB (988 words) - 13:15, 30 July 2020
• Thelypteridaceae
  globose-tetrahedral and trilete], usually with a prominent, crested, echinate, or reticulate perispore. Gametophytes green, cordate, usually hairy or glandular; antheridia
  7 KB (310 words) - 00:34, 30 July 2020
• Oenothera
  anthesis; petals (3 or) 4, usually yellow, purple, or white, rarely pink or red, sometimes base pale green to yellow, usually fading orange, purple, pale-yellow
  26 KB (2,106 words) - 21:01, 7 June 2022
• Grimmia
  mats, olivaceous, dark black-green to rusty-redbrown. Leaves broadly oblong-ovate, oblong-lanceolate, to narrowly ovatelanceolate, rarely ligulate, concave
  25 KB (759 words) - 06:48, 30 July 2020
• Croton
  basally, unbranched, 2-fid, or multifid. Fruits usually capsules (achenes in C. michauxii). Seeds ellipsoid, oblong, ovoid, globose, or lenticular; caruncle present
  24 KB (874 words) - 18:18, 29 July 2020
• Penstemon
  short-campanulate, rarely short-tubular, lobes ± ovate, lanceolate, round, elliptic, oblong, obovate, oblanceolate, truncate, linear, or orbiculate; corolla ± white
  20 KB (1,850 words) - 19:05, 29 July 2020
• Polypodiaceae
  scales and few to numerous roots, usually dictyostelic. Leaves monomorphic to dimorphic, circinate in bud. Petiole usually articulate at base [rarely nonarticulate
  9 KB (348 words) - 00:33, 30 July 2020
• Horkelia
  strongly reflexed, usually lanceolate, sometimes ovate to triangular; petals 5, usually white, sometimes pink to rose-veined or cream, usually narrowly oblanceolate-elliptic
  16 KB (987 words) - 14:06, 30 July 2020
• Senecio
  hairy (usually arachnose to tomentose, often glabrescent). Heads (sometimes nodding) usually radiate or discoid (rarely quasi-disciform), usually in corymbiform
  30 KB (1,295 words) - 21:10, 29 July 2020
• Dudleya subg. Dudleya
  farinosa), free margin of each petal usually connivent to adjacent petals (usually not connivent in D. farinosa); pistils usually connivent and erect in flower
  10 KB (581 words) - 12:54, 30 July 2020
• Artemisia
  perennials, subshrubs, or shrubs, 3–350 cm (usually, rarely not, aromatic). Stems 1–10+, usually erect, usually branched, glabrous or hairy (hairs basi or
  14 KB (1,396 words) - 20:45, 29 July 2020
• Cirsium
  apices spreading to erect, usually spine-tipped, innermost usually with erect, flat, often twisted, entire or dentate, usually spineless apices (distal portion
  60 KB (2,205 words) - 13:43, 10 February 2021
• Saxifraga
  reduced; stipules absent; petiole absent or present; blade obovate, oblong, oblong-obovate, elliptic, linear, spatulate, or oblanceolate to ovate, reniform
  21 KB (1,151 words) - 12:59, 30 July 2020
• Tradescantia
  Capsules 3-valved, 3-locular. Seeds 2 per locule (1 in T. spathacea); hilum oblong to linear; embryotega abaxial to lateral. x = 6–8, probably others. Neotemperate
  17 KB (671 words) - 00:52, 30 July 2020
• Plantaginaceae
  yellow, gray, black, maroon, or red, ovoid to ellipsoid, cylindric, globular, oblong, conic, disciform, patelliform, or angled; embryo straight, rarely curved
  26 KB (1,000 words) - 19:24, 29 July 2020
• Ranunculus
  sometimes purple, yellow, or white, plane (base saccate in R. ficaria), oblong to elliptic, ovate, or lanceolate, 1-15 mm; petals 0-22 (-150), distinct
  15 KB (560 words) - 08:33, 30 July 2020
• Mniaceae
  plagiotropic, usually simple, sometimes branched distally, rarely dendroid; rhizoids brown or reddish-brown, of two types, macronemata larger and usually strongly
  16 KB (638 words) - 07:40, 30 July 2020
• Poaceae tribe Poeae
  internodes usually hollow. Sheaths usually open for most of their length, sometimes closed; collars without tufts of hair on the sides; auricles usually absent;
  45 KB (1,179 words) - 03:07, 30 July 2020
• Rudbeckia
  petiolate or sessile; blades mostly lanceolate to oblanceolate overall, usually 1–3-pinnately lobed or pinnatisect, ultimate margins toothed or entire,
  11 KB (696 words) - 15:28, 15 December 2020
• Lythraceae
  4–8, valvate, usually deltate, sometimes subulate in Lythrum, alternating with segments of epicalyx or epicalyx absent; petals usually caducous or deciduous
  18 KB (801 words) - 21:03, 7 June 2022
• Platanthera
  Inflorescences solitary, terminal, lax to dense spikes. Flowers few-to-many, usually resupinate (not resupinate in P. nivea), sometimes showy; petals entire
  17 KB (518 words) - 05:23, 30 July 2020
• Chylismia
  FNA Volume 10. Herbs,usually annual, sometimes perennial, rarely biennial, usually caulescent. Stems ascend­ing to erect, usually branched. Leaves basal
  10 KB (787 words) - 21:04, 7 June 2022
• Ceanothus subg. Ceanothus
  thorn-tipped or not. Leaves alternate; stipules deciduous, thin; blade usually herbaceous, sometimes leathery, margins entire or teeth gland-tipped, at
  15 KB (437 words) - 18:13, 29 July 2020
• Crataegus (sect. Coccineae) ser. Rotundifoliae
  1-year old usually golden green to tan, sometimes deep reddish-brown or gray-brown, older graying; thorns on twigs usually numerous, usually ± recurved
  20 KB (1,294 words) - 13:44, 30 July 2020
• Hypericum sect. Myriandra
  deciduous or persistent, (2–) 4–5; petals deciduous, (3–) 4–5; stamens usually persistent, sometimes deciduous, 30–650, in continuous ring or in 4–5 barely
  13 KB (445 words) - 11:15, 30 July 2020
• Viola
  or 2 (–3) and scarcely developed, stamens 2, usually adherent to style. Capsules ovoid, ellipsoid, oblong, spherical, or subglobose, glabrous, puberulent
  39 KB (2,374 words) - 11:16, 30 July 2020
• Bartramiaceae
  rounded-quadrate, oblong, rectangular, or linear, prorulose or mammillose at one or both ends, rarely centrally papillose or smooth, walls usually firm, usually enlarged
  11 KB (380 words) - 07:34, 30 July 2020
• Hypericum
  internodes terete (not lined) or 2-lined, 4-lined, or 6-lined at first (lines usually raised), then sometimes becoming angled, terete, or winged; bark smooth
  13 KB (922 words) - 11:15, 30 July 2020
• Eriogonum subg. Oregonium
  scalelike. Peduncles usually absent, when present restricted to proximal nodes, erect, straight, slender. Involucres 1 per node, usually appressed to the inflorescence
  19 KB (884 words) - 10:50, 30 July 2020
• Crataegus (sect. Coccineae) ser. Lacrimatae
  630, 631, 632. Shrubs or trees, 5–70 (–100) dm, usually main trunk dominant. Stems: trunk bark usually dark-brown to dark gray or black, sometimes ashy
  22 KB (1,233 words) - 13:46, 30 July 2020
• Heterotheca
  in 3–5 series, 1-nerved (usually raised; keeled proximally), lanceolate to linear-lanceolate, usually strongly unequal (usually stiff), margins scarious
  25 KB (1,511 words) - 21:54, 29 July 2020
• Braya
  dentate, or, rarely, pinnately lobed; cauline usually absent, rarely few present, (sub) sessile, blade margins usually entire, rarely dentate or pinnately lobed
  13 KB (760 words) - 12:30, 30 July 2020
• Oxalis
  sale via the Internet. They are usually grown as container plants and need sun for flowering. Oxalate deposits, usually as orange or blackish dots or stripes
  23 KB (1,013 words) - 18:29, 29 July 2020
• Chylismia sect. Chylismia
  Herbs usually annual, sometimes perennial, rarely biennial. Leaves basal and cauline, usually with well-developed basal rosette; blade usually pinnately
  11 KB (951 words) - 21:04, 7 June 2022
• Bidens
  Stems usually 1, usually erect, (terete or 4-angled, often striate or sulcate) branched distally or ± throughout. Leaves usually cauline; usually opposite
  22 KB (1,036 words) - 23:27, 29 July 2020
• Xanthisma
  lobes, and teeth apiculate to bristle-tipped, bristles 1–4 mm), faces usually glabrous, hispid, hispidulous, or villous, sometimes also stipitate-glandular
  13 KB (844 words) - 22:21, 29 July 2020
• Nyctaginaceae
  glabrous or pubescent. Inflorescences terminal or lateral in leaf-axils, usually cymose or racemose, open or congested, bracteate; bracts distinct or connate
  20 KB (1,275 words) - 09:16, 30 July 2020
• Neckeraceae
  widely erect, erect-spreading, or spreading, ovate, ovate-ligulate, oblong-ligulate, oblong-ovate, or ovatelanceolate, symmetric or asymmetric, flat or undulate
  14 KB (449 words) - 07:55, 30 July 2020
• Amelanchier
  entire; petiole present; blade elliptic, elliptic-oblong, elliptic-oval, ovate, oval, oblanceolate, oblong, oblong-ovate, obovate, quadrangular, suborbiculate
  22 KB (1,558 words) - 13:48, 30 July 2020
• Baccharis
  monoecious], usually glabrous, often resinous; bases woody, rarely rhizomatous). Stems (1–20+) usually erect or ascending, rarely prostrate (usually striate-angled
  19 KB (1,032 words) - 15:27, 15 December 2020
• Chenopodiaceae
  absent or 1–5, usually as many as and opposite perianth lobes; pistils absent or (1–) 2 (–3); styles 1–3, sometimes with stylopodium; ovary usually superior
  21 KB (878 words) - 09:28, 30 July 2020
• Eriogonum subg. Oligogonum
  aerial flowering-stems prostrate or decumbent to erect, slender to stout, usually solid or hollow, sometimes fistulose, not disarticulating in ringlike segments
  24 KB (947 words) - 10:41, 30 July 2020
• Didymodon
  occasionally shortly rectangular or rhomboid, usually 8–13 µm wide, 1: 1, 1-stratose, papillae usually simple to 2-fid, usually solid, with 3–5 projections, occasionally
  28 KB (1,343 words) - 07:04, 30 July 2020
• Bryaceae
  perichaetial leaves same size as vegetative leaves or usually larger, sometimes forming rosette, inner leaves usually highly differentiated, often narrower, costa
  20 KB (757 words) - 07:35, 30 July 2020
• Lilium
  color variable but usually pale green or nearly translucent; anthers versatile, color variable, usually purplish, becoming darker, oblong, 0.3–2.6 cm; pollen
  37 KB (2,628 words) - 05:42, 30 July 2020
• Euphorbia
  and with spongy mesocarp in E. lathyris [drupes]. Seeds globose to ovoid, oblong, cylindric, deltoid, pyramidal, or bottle-shaped; caruncle present or absent
  18 KB (1,360 words) - 18:28, 29 July 2020
• Poaceae tribe Oryzeae
  2; anthers usually 6 (1-16); styles 2, bases fused or free, stigmas linear, plumose. Fruits usually caryopses, sometimes achenes, ovoid, oblong, or cylindrical;
  9 KB (719 words) - 02:55, 30 July 2020
• Botrychium subg. Botrychium
  simplex), blade usually 1 per plant, appearing in spring and dying in summer or fall, absent during winter, mostly linear to oblong to oblong deltate (deltate
  5 KB (560 words) - 00:23, 30 July 2020
• Selaginella
  fully erect, articulate or not, slightly to greatly branched. Rhizophores usually present, stout or filiform. Roots branching several times dichotomously
  9 KB (681 words) - 00:31, 30 July 2020
• Erysimum
  present or absent. Fruits usually sessile, rarely shortly stipitate (gynophore to 4 mm), usually linear or narrowly so [oblong], smooth or torulose, (keeled
  17 KB (1,002 words) - 12:29, 30 July 2020
• Calliergonaceae
  axillary hairs usually well developed. Stem-leaves straight or falcate, or from straight base suddenly curved, plicate or not; costa single, usually long, or
  12 KB (455 words) - 07:46, 30 July 2020
• Ivesia
  to lanceolate or elliptic, margins usually entire, cauline sometimes lobed; petiole present; blade narrowly oblong to filiform, planar to cylindric, 0
  19 KB (1,253 words) - 14:03, 30 July 2020
• Grimmiaceae subfam. Racomitrioideae
  spreading, straight or curved, sometimes recurved when wet, lanceolate to oblong-lanceolate, less often elliptic, ovate to lingulate, keeled to canaliculate-concave;
  11 KB (655 words) - 06:51, 30 July 2020
• Paronychia
  subulate to linear-oblong, lanceolate, spatulate, or ovate, 0.4–4.5 mm, margins translucent to white, scarious or papery, apex defined by a usually prominent adaxial
  21 KB (1,113 words) - 10:32, 30 July 2020
• Eurybia
  becoming woody). Stems ascending to erect, usually simple, rarely branched proximally, glabrous or ± densely hairy, usually eglandular, sometimes stipitate-glandular
  20 KB (1,017 words) - 22:19, 29 July 2020
• Silene
  lobes green or purplish, 1–5-veined, broadly triangular to lance-oblong or linear, usually shorter than tube, margins whitish, scarious, apex acute to obtuse;
  36 KB (1,364 words) - 10:24, 30 July 2020
• Agave
  lobes erect or curved, equal to unequal in length and/or width, linear to oblong or deltate, often papillate at recurved or hooded apex; stamens 6, exserted
  24 KB (1,110 words) - 06:12, 30 July 2020
• Crataegus
  Shrubs or trees, usually main trunk dominant, 3–120 dm. Stems usually 1 in larger plants, more in smaller plants, outer spreading; bark usually checked into
  26 KB (2,400 words) - 15:31, 15 December 2020
• Iridaceae
  membranous, not reaching much above ground; others with open or closed sheaths, usually unifacial [bifacial or terete], oriented edgewise to the stem; blade parallel-veined
  15 KB (556 words) - 06:04, 30 July 2020
• Sorbus
  ovate to oblong, 5–33 cm, membranous to slightly leathery, leaflets 0 or 7–17 (–19), usually opposite, rarely alternate, elliptic, ovate, oblong to lanceolate
  21 KB (1,208 words) - 14:28, 30 July 2020
• Pseudognaphalium
  (opaque or hyaline, dull or shiny; stereomes usually green, usually sessile-glandular distally), unequal, usually chartaceous toward tips. Receptacles flat
  17 KB (673 words) - 20:34, 29 July 2020
• Polygala
  [mat-forming], usually not glaucous, usually glabrous, sometimes pubescent or glabrate. Leaves basal and/or cauline, sometimes rosulate; usually alternate,
  19 KB (903 words) - 21:03, 7 June 2022
• Polygonaceae subfam. Eriogonoideae
  branched, or racemose, simple or compound umbellate, or capitate; bracts usually connate proximally, leaflike or scalelike, entire apically, sometimes awn-tipped
  21 KB (927 words) - 10:29, 30 July 2020
• Thelypteris
  branched hairs on blades, rachises and costae with or usually without scales. Sori round, oblong, or elongate along veins, commonly medial to supramedial;
  14 KB (584 words) - 00:28, 30 July 2020
• Cheilanthes
  of North America Association Plants usually on rock. Stems compact to long-creeping, ascending to horizontal, usually branched; scales brown to black or
  22 KB (1,068 words) - 00:28, 30 July 2020
• Perityle sect. Laphamia
  linear-lanceolate, oblanceolate or oblong to oblanceolate, flattened, often obscurely rounded or angled on 1 or both surfaces, margins usually inconspicuously calloused
  11 KB (583 words) - 23:49, 29 July 2020
• Caulanthus
  scapose; (usually glaucous), glabrous or pubescent, trichomes usually simple, rarely mixed with fewer, stalked, 2-rayed ones. Stems usually erect or ascending
  16 KB (997 words) - 11:59, 30 July 2020
• Lasthenia
  Phyllaries usually persistent, sometimes falling with cypselae, 4–18 in 1 (–2) series (usually ± erect in fruit, distinct or ± connate, narrowly oblong to broadly
  11 KB (916 words) - 23:52, 29 July 2020
• Diplacus
  revolute, venation palmate to subpinnate. Inflorescences axillary, flowers usually at medial to distal nodes, 0 or 1 (or 2) in each axil, thus 1 or 2 (–4)
  28 KB (1,133 words) - 19:01, 29 July 2020
• Allium
  membranous. Leaves generally withering from tip by anthesis, usually persistent, 1–12, basal; blade usually linear, terete, channeled, or flat (carinate in A. sativum
  43 KB (1,553 words) - 05:48, 30 July 2020
• Rhamnus
  present. Flowers usually unisexual, rarely some bisexual (plants polygamous); hypanthium campanulate to cupulate, 2–3 mm wide, usually not circumscissile
  12 KB (452 words) - 18:31, 29 July 2020
• Ribes
  on page 9. Mentioned on page 8, 10, 44. Shrubs usually synoecious (R. diacanthum dioecious). Stems usually differentiated into short-shoots and long-shoots
  23 KB (1,464 words) - 13:16, 30 July 2020
• Lythrum
  sessile or subsessile; blade ovate, obovate, oblong, oblong-lanceolate, lanceolate, oblanceolate, linear, linear-oblong, linear-lanceolate, orbiculate, or suborbiculate
  13 KB (713 words) - 21:03, 7 June 2022
• Collinsia
  septicidal and loculicidal. Seeds 2–16, reddish-brown, brown, or cinnamon red, oblong, ellipsoid, ovoid, or globular, rarely prismatic or hourglass-shaped, margins
  16 KB (737 words) - 19:04, 29 July 2020
• Eucephalus
  page 39. Mentioned on page 13, 16. Perennials, 10–160 cm (usually cespitose, induments usually of stipitate-glandular and smooth-surfaced, curved or twisted
  12 KB (637 words) - 21:48, 29 July 2020
• Sphaeralcea
  spur, distally extended or not, usually smooth, apex cuspidate, truncate, or acute, with or without seeds, proximally usually rugose-reticulate and indehiscent
  14 KB (589 words) - 11:36, 30 July 2020
• Primula
  obscure petioles, blades thick, glabrous, usually with relatively few marginal teeth, corollas that are usually magenta to bluish or rose-pink, rarely white
  25 KB (2,084 words) - 13:06, 30 July 2020
• Asplenium
  > 24 24 Pinnae ovate, oblong-ovate, to rhombic, mainly 4–7 mm, length 1–2 times width. > 25 24 Pinnae oblong-lanceolate to oblong, mainly 6–10 mm, length
  11 KB (330 words) - 00:25, 30 July 2020
• Hieracium
  sometimes woody, branched; stolons produced in some taxa). Stems usually 1, usually erect, usually branched distally, sometimes throughout, sometimes scapiform
  26 KB (1,108 words) - 20:14, 29 July 2020
• Aquilegia
  plane, narrowly ovate to oblong-lanceolate, short-clawed, 7-51 mm; petals 5, distinct, white to blue, yellow, or red, oblong to rounded or spatulate blade
  12 KB (514 words) - 08:29, 30 July 2020
• Plantago
  arborescent]; caudex usually present when perennial. Stems present or absent, if present, erect, glabrous or hairy. Leaves usually basal, usually alternate, (cauline
  17 KB (732 words) - 19:20, 29 July 2020
• Eriogonum umbellatum
  rosettes; petiole 0.1–3 (–4) cm, mostly tomentose to floccose or glabrous; blade oblong-ovate or oblanceolate to elliptic to oval, 0.3–3 (–4) × 0.1–2.5 cm, densely
  27 KB (1,609 words) - 10:41, 30 July 2020
• Arnica
  often present) and/or cauline; mostly opposite (usually 1–10 pairs, distalmost sometimes alternate and usually smaller); petiolate or sessile; blades mostly
  16 KB (834 words) - 23:57, 29 July 2020
• Balsamorhiza
  lanceovate or oblong and often 1–2-pinnatifid or pinnately lobed with bases mostly truncate to cuneate and (if not lobed) margins usually crenate, dentate
  13 KB (768 words) - 23:05, 29 July 2020
• Frangula
  cupshaped, 1–3 mm wide, usually circumscissile far below sepal bases, rarely not circumscissile; sepals (rarely 4–) 5, usually ± erect, sometimes spreading
  10 KB (499 words) - 18:33, 29 July 2020
• Vaccinium
  persistent or deciduous; petiole absent or present; blade elliptic or ovate to oblong-lanceolate or spatulate, membranous to coriaceous, margins entire or serrate
  13 KB (607 words) - 12:52, 30 July 2020
• Cucurbitaceae
  Mentioned on page 4, 170. Plants usually vines, sometimes shrublike in Cucurbita, or perennial [annual] herbs (Melothria), usually monoecious or dioecious, rarely
  19 KB (877 words) - 11:15, 30 July 2020
• Cakile
  ascending, prostrate, or divaricate, branched basally. Leaves cauline; usually petiolate, rarely sessile; blade (often fleshy), not rosulate, margins entire
  11 KB (752 words) - 12:20, 30 July 2020
• Trillium
  persistent, 3, distinct, green, maroon, or with maroon markings, foliaceous, oblong, ovate, or lanceolate, alternating with bracts; petals shriveling after
  30 KB (822 words) - 06:13, 30 July 2020
• Eragrostis
  basipetal with the glumes often persistent and the florets usually falling intact. Glumes usually shorter than the adjacent lemmas, 1 (3) -veined, not lobed
  33 KB (1,388 words) - 03:56, 30 July 2020
• Funaria
  larger and erect distally, reduced proximally, oblong-ovate to broadly obovate distally; concave; apex usually acute or acuminate margins erect, entire to
  12 KB (730 words) - 06:47, 30 July 2020
• Bruchiaceae
  on the plant; perichaetial leaves usually differentiated, longer and somewhat sheathing. Seta short-to-elongate, usually yellow or brown; capsules immersed
  8 KB (362 words) - 06:59, 30 July 2020
• Grindelia
  blades 1-nerved, oblong, obovate, oblanceolate, or spatulate to triangular, lanceolate, or linear (bases usually clasping), margins usually serrate to dentate
  23 KB (1,525 words) - 22:29, 29 July 2020

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