Search results

• Grimmiaceae
  erect-spreading to patent when wet, lanceolate to ovatelanceolate, less often ovate, oblong-ovate, linear, or lingulate, keeled, canaliculate, to broadly concave
  13 KB (824 words) - 06:47, 30 July 2020
• Seligeria
  flora). Seligeria is characterized as tiny acrocarpous plants, with more or less ovate, smooth capsules and linear-lanceolate leaves, and a calcareous substrate
  7 KB (262 words) - 06:53, 30 July 2020
• Lorentziella imbricata
  Stems above ground erect, 2–5 mm. Leaves 1.5–4 mm; proximal leaves less crowded, ovate with acute tips; margins entire to weakly serrate; distal laminal
  7 KB (428 words) - 06:47, 30 July 2020
• Corydalis scouleri
  orders of leaflets and lobes; ultimate lobes broadly elliptic or less commonly ovate to obovate with rounded apex, sometimes narrowly elliptic with acute
  8 KB (535 words) - 08:31, 30 July 2020
• Eremogone kingii
  densely stipitate-glandular. Flowers: sepals 1–3-veined, lateral-veins less developed, ovate or lanceolate, (2.5–) 2.8–5 (–6) mm, not expanding in fruit, margins
  9 KB (870 words) - 10:15, 30 July 2020
• Crataegus (sect. Coccineae) ser. Rotundifoliae
  of the C. chrysocarpa complex have relatively small, more or less ovate to rhombic-ovate, acute-tipped, sharply lobed leaves with glandular petioles and
  20 KB (1,294 words) - 13:44, 30 July 2020
• Atriplex suckleyi
  Leaves numerous, alternate, sessile; blade lanceolate to elliptic or less commonly ovate, 7–35 × (2–) 4–10 (–11) mm, thick and succulent, base acute, margin
  9 KB (824 words) - 09:35, 30 July 2020
• Hygrohypnum duriusculum
  spreading and somewhat contorted when moist, very broadly ovate, oval, orbicular, or less often ovate, plane or shallowly concave, (0.8–) 1.1–1.7 (–2.2) × (0
  10 KB (922 words) - 07:42, 30 July 2020
• Tortula lanceola
  Copyright: Flora of North America Association Leaves obovate, elliptic or less commonly ovate, apex broadly acute to occasionally rounded, awned or long-mucronate
  6 KB (902 words) - 07:09, 30 July 2020
• Minuartia nuttallii var. gregaria
  Flowers: sepals 1-veined or 3-veined, lateral-veins less distinct, ovate to lanceolate (herbaceous portion ovate to lanceolate), 3–6 mm, apex acute to acuminate;
  4 KB (749 words) - 10:20, 30 July 2020
• Eremogone ursina
  stipitate-glandular. Flowers: sepals 1–3-veined, lateral-veins less developed, ovate, often broadly so, 1.8–3 mm, to 4.2 mm in fruit, margins broad, apex
  7 KB (658 words) - 10:15, 30 July 2020
• Hedwigia ciliata
  locality of H. nivalis. The leaves in var. leucophaea are more oblong (less ovate) than in H. nivalis, the acumina are narrower, and the calyptra is pilose
  8 KB (1,008 words) - 07:33, 30 July 2020
• Crataegus triflora
  fairly rare, quite distinctive morph from central Mississippi has more or less ovate leaves that sometimes have nearly truncate bases and larger marginal teeth
  8 KB (1,036 words) - 13:45, 30 July 2020
• Atriplex
  bladderlike hairs that collapse to form silvery or scurfy (mealy) vesture, less often with elongate trichomes. Leaves persistent or tardily deciduous, alternate
  45 KB (1,022 words) - 09:34, 30 July 2020
• Poaceae subfam. Pooideae
  elliptic, ovate, or punctate; endosperm usually hard, sometimes soft or liquid, with or without lipids, starch-grains compound or simple; embryos less than
  17 KB (872 words) - 03:12, 30 July 2020
• Poaceae tribe Paniceae
  subterranean panicles; branches sometimes spikelike and secund, sometimes less than 1 cm; disarticulation usually below the glumes, sometimes at the base
  21 KB (1,188 words) - 03:56, 30 July 2020
• Rumex
  variable in shape, basal (if present) and proximal cauline leaves from broadly ovate or almost orbiculate to linear, becoming progressively smaller and narrower
  41 KB (1,085 words) - 10:05, 30 July 2020
• Carex (section Key E. Spikes 2+ per culm, at least some flowers pistillate; stigmas (2–)3(–4); achenes usually ± trigonous in cross section; body of perigynium glabrous or papillose, papillae then mostly not longer than wide; bracts sheathless or sheath less than 4 mm, rarely longer, then sheath shorter than diameter of stem)
  M-shaped in cross-section, rarely filiform, involute, or rounded, commonly less than 20 mm wide, if flat then with distinct midvein. Inflorescences terminal
  80 KB (3,349 words) - 15:29, 15 December 2020
• Carex sect. Ovales
  lanceolate, 0.9–2 mm wide. > 19 18 Perigynia less than 2.5 times longer than wide, bodies lance-ovate, ovate, broadly elliptic, orbiculate, or obovate, 1
  57 KB (937 words) - 01:54, 30 July 2020
• Atriplex subg. Obione
  326, 327, 328. Plants annual or perennial, monoecious to subdioecious or less commonly dioecious. Leaves usually with or, uncommonly, without Kranz anatomy
  3 KB (489 words) - 09:35, 30 July 2020
• Mniaceae
  branch bases distally, rarely along leaf-bases, and micronemata, smaller, less branched and paler, present or absent on stems. Leaves green, yellowish green
  16 KB (638 words) - 07:40, 30 July 2020
• Orchidaceae
  recently described species from Peru). Likewise, flowers vary in size from less than 1 mm and barely visible to the naked eye (Platystele Garay), to 15–20
  41 KB (2,210 words) - 05:19, 30 July 2020
• Potentilla
  spreading at anthesis, lanceolate to broadly ovate or deltate; petals (4 or) 5 (–10), pale to bright-yellow, less often dark reddish, reddish orange, or white
  31 KB (1,939 words) - 13:53, 30 July 2020
• Crataegus
  serrate to crenate, glandular; petiole present, often glandular; blade ± ovate to narrowly elliptic or obovate, (1.2–) 2–8 (–12) cm, wider leaves shallowly
  26 KB (2,400 words) - 15:31, 15 December 2020
• Polygonaceae subfam. Eriogonoideae
  (Johanneshowellia), free or connate only at base, linear to oblanceolate or ovate. Flowers (1–) 2–30 (–100) per involucral structure, occasionally with stipelike
  21 KB (927 words) - 10:29, 30 July 2020
• Helianthus
  maximiliani), mostly deltate, lance-linear, lanceolate, lanceovate, linear, or ovate, bases cordate to narrowly cuneate, margins usually entire or serrate, rarely
  32 KB (1,118 words) - 23:14, 29 July 2020
• Sphagnum sect. Acutifolia
  or in groups of uniporose retort cells, with more or less conspicuous necks. Branch leaves ovate to ovatelanceolate, margins entire or, in one case, toothed
  19 KB (686 words) - 07:06, 30 July 2020
• Eriogonum subg. Eucycla
  Rosa, and Anacapa islands Eriogonum arborescens 22 Leaf blades ovate or oblong-ovate to ovate or lanceolate to narrowly oblong, 1.5-10 cm, white-tomentulose
  80 KB (1,352 words) - 10:29, 30 July 2020
• Poaceae tribe Bromeae
  beyond the bases of the distal florets. Glumes usually unequal, rarely more or less equal, exceeded by the distal florets, usually longer than 1/4 the length
  9 KB (822 words) - 02:52, 30 July 2020
• Poaceae tribe Stipeae
  1/4 the length of the adjacent floret, 1-10-veined, narrowly lanceolate to ovate, hyaline or membranous, flexible; florets usually terete, sometimes laterally
  18 KB (1,356 words) - 02:45, 30 July 2020
• Schistidium
  yellow, orange, or red tones. Leaves ovatelanceolate, occasionally ovate-triangular, less commonly lanceolate to linear-lanceolate or elliptical to ligulate
  22 KB (1,082 words) - 06:48, 30 July 2020
• Sphagnum sect. Cuspidata
  aporose cells rectangular. Branch leaves usually longer than stem-leaves, ovate to lanceolate; margins entire or in a few cases serrulate; apex involute
  17 KB (673 words) - 06:50, 30 July 2020
• Brachytheciaceae
  loosely to closely imbricate, rarely well spaced, linear-lanceolate, broadly ovate, or broadly triangular, strongly longitudinally plicate to not plicate; base
  28 KB (900 words) - 07:47, 30 July 2020
• Poaceae tribe Poeae
  compressed; calluses glabrous or hairy, not well developed; lemmas lanceolate to ovate, 1-7 (9) -veined, unawned or awned, veins usually converging distally, sometimes
  45 KB (1,179 words) - 03:07, 30 July 2020
• Bryaceae
  the keys are as follows; stems: short (less than 1 cm), medium (1–3 cm), long (more than 3 cm); leaves: small (less than 1.5 mm), medium (1.5–3 mm), large
  20 KB (757 words) - 07:35, 30 July 2020
• Asteraceae
  Stylidiaceae. Within Asterales, Asteraceae is part of a clade (corollas with more or less fused lateral veins joining midvein near lobe apices, thick integuments,
  275 KB (5,940 words) - 15:30, 15 December 2020
• Chenopodium
  alternate, petiolate or sessile, not fleshy; blade linear, oblong, lanceolate, ovate, triangular, trullate, or rhombic, flattened, not jointed, not spinose, base
  19 KB (716 words) - 09:29, 30 July 2020
• Panicum
  winter rosette; ligules membranous, usually ciliate; blades filiform to ovate, flat to involute, glabrous or pubescent, cross-sections with Kranz anatomy
  26 KB (1,480 words) - 04:05, 30 July 2020
• Asteraceae tribe Gnaphalieae
  as weeds. Phyllaries in most Gnaphalieae are usually more or less herbaceous to more or less cartilaginous medially and/or proximally and membranous to scarious
  25 KB (1,822 words) - 20:30, 29 July 2020
• Cactaceae
  8-12-ribbed; ribs not winglike, less than 1 cm deep (from rib’s base to crest), nearly as broad as deep; areoles usually spaced less than 2.5 cm apart along ribs;
  40 KB (1,967 words) - 15:27, 15 December 2020
• Potamogeton
  petiolate; stipules either free from or adnate to base of leaf-blade for less than ½ length of stipule, if adnate, then extending past adnation as free
  23 KB (1,207 words) - 00:56, 30 July 2020
• Horkelia
  smaller outermost leaves formed early in the growing season are often less divided and less hairy. Counts of leaflet marginal segments include both shallow (teeth)
  16 KB (987 words) - 14:06, 30 July 2020
• Leskeaceae
  erect when dry, erect to erect-spreading or rarely squarrose when moist, ovate, ovatelanceolate, or oblong, symmetric or sometimes asymmetric, not to distinctly
  16 KB (613 words) - 07:45, 30 July 2020
• Drymocallis
  broadly-triangular-ovate; petals 5, white to pale or bright-yellow, rarely red-tinged (D. pseudorupestris var. crumiana), narrowly to broadly ovate-elliptic or
  22 KB (1,357 words) - 14:09, 30 July 2020
• Spiranthes
  perianth parts distinct or sepals basally connate, connivent; lip lanceolate to ovate or pandurate, rarely linear, fleshy to somewhat membranaceous, base with
  18 KB (547 words) - 05:22, 30 July 2020
• Thelypteris
  round-reniform, large (ca. 1 mm diam.) and persistent or sometimes small (less than 0.3 mm diam.), occasionally ephemeral, sometimes absent; sporangial
  14 KB (584 words) - 00:28, 30 July 2020
• Asplenium
  Petioles 1 cm or less, dull; stem scales 0.6–1 mm wide, sparsely denticulate. Asplenium dalhousiae 6 Petioles 1–10 cm, lustrous; stem scales less than 0.5 mm
  11 KB (330 words) - 00:25, 30 July 2020
• Poaceae tribe Cynodonteae
  43 Glumes shorter than the adjacent lemmas. > 44 45 Spikelets ovate-elliptical to ovate-triangular, 15-50 mm long, 6-16 mm wide; lower florets sterile
  34 KB (1,217 words) - 04:33, 30 July 2020
• Quercus sect. Quercus
  petiole less than 2 mm; axillary peduncle to 4 mm; low rhizomatous shrubs, usually less than 1m; w Texas. Quercus hinckleyi 31 Leaf blade ovate or oblong
  27 KB (606 words) - 08:45, 30 July 2020
• Pellaea
  central stripe and lighter margins, linear-subulate to lanceolate (rarely ovate), margins dentate, erose, or entire. Leaves monomorphic to somewhat dimorphic
  15 KB (692 words) - 00:28, 30 July 2020
• Sematophyllaceae
  erect-spreading, widespreading, falcate-secund, or homomallous, lanceolate to broadly ovate, tapering gradually or abruptly to apex; margins often toothed in acumen;
  8 KB (252 words) - 07:53, 30 July 2020
• Euphorbia sect. Anisophyllum
  appendages entire, toothed, or absent. > 23 23 Proximal leaf blades ovate to ovate-elliptic, distal ones linear to elliptic-linear, more than 6 times as
  36 KB (819 words) - 18:21, 29 July 2020
• Smilax
  biltmoreana), paired, originating from petioles; blade linear, oblong, ovate, or, sometimes, reduced to scales in herbaceous species, base sometimes lobed
  14 KB (755 words) - 06:14, 30 July 2020
• Poaceae tribe Meliceae
  calluses blunt, glabrous or with hairs; lemmas of sexual florets rectangular or ovate, mostly membranous, scarious distally, often with a purplish band adjacent
  12 KB (1,001 words) - 03:20, 30 July 2020
• Persicaria
  scabrous to variously pubescent, never 2-lobed distally; blade lanceolate or ovate to hastate or sagittate, margins entire or, rarely, hastately lobed. Inflorescences
  10 KB (671 words) - 10:11, 30 July 2020
• 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
• Hordeum
  absent; ligules hyaline, truncate, erose; blades flat to more or less involute, more or less pubescent on both sides. Inflorescences usually spikelike racemes
  14 KB (1,269 words) - 02:55, 30 July 2020
• Sedum
  Inflorescences terminal or axillary cymes (sometimes compound, cincinnate, less often simple). Pedicels present or absent. Flowers erect, (3–) 5–8 [–12]
  21 KB (778 words) - 13:02, 30 July 2020
• Agave
  fibrous-rooted crowns, often rhizomatous. Stems aboveground, unbranched or, less often, branched. Leaves evergreen in rosette; blade light green to green
  24 KB (1,110 words) - 06:12, 30 July 2020
• Festuca
  the florets. Glumes subequal or unequal, usually exceeded by the florets, ovate to lanceolate, acute to acuminate; lower glumes from shorter than to about
  52 KB (3,291 words) - 03:08, 30 July 2020
• Dicranum
  species of Dicranum. The leaf cross section characters are usually less variable and less influenced by the environment than other gametophytic characters
  26 KB (1,278 words) - 06:56, 30 July 2020
• Delphinium
  persistent in fruit, 5; upper sepal 1, spurred, 8-24 mm; lateral sepals 2, ± ovate to elliptic, 8-18 mm; lower sepals 2, similar to lateral sepals; upper petals
  9 KB (574 words) - 08:34, 30 July 2020
• Crataegus sect. Coccineae
  broadly lanceolate, elliptic, spatulate, obovate, obtrullate, rhombic-ovate, broadly ovate to suborbiculate, 1–8 (–12) cm, length 1.6–2 times width, coriaceous
  28 KB (995 words) - 14:38, 30 July 2020
• Hypnaceae
  distal cells 1–several, elongate, hyaline. Stem and branch leaves similar or less commonly differentiated, straight to homomallous, often falcate-secund, usually
  15 KB (450 words) - 07:51, 30 July 2020
• Mielichhoferiaceae
  perigonia and perichaetia terminal or lateral; perigonia budlike, leaves broadly ovate, concave, base often brown to reddish, apex acute to long-acuminate, acumen
  15 KB (690 words) - 07:39, 30 July 2020
• Trillium
  petiolate or sessile, venation palmate-reticulate, with 3–5 major veins, ovate or obovate to elliptical. Inflorescences terminal, 1-flowered. Flowers: some
  30 KB (822 words) - 06:13, 30 July 2020
• Erythronium
  Mentioned on page 15, 58, 154, 162, 163. Herbs, perennial, scapose, from ovate to elongate bulbs, sometimes with small, beadlike segments of short, persistent
  18 KB (1,049 words) - 05:39, 30 July 2020
• Carex sect. Vesicariae
  with 2–10 spikes; proximal bracts leaflike, sheathless or short-sheathed, less than 4 mm, shorter or longer than diameter of stem; lateral spikes pistillate
  14 KB (621 words) - 02:15, 30 July 2020
• Asteraceae (tribe Heliantheae) subtribe Ecliptinae
  cordate, deltate, elliptic, lanceolate, linear, rhombic, orbiculate, or ovate (and intermediate shapes), often 1 (–2+) -palmately or pinnately lobed, ultimate
  21 KB (800 words) - 22:59, 29 July 2020
• Pottiaceae
  channeled or keeled, rarely concave, mostly ca. 1.5–3.5 mm; base usually ovate to oblong, occasionally sheathing the stem; margins usually recurved proximally
  28 KB (882 words) - 07:00, 30 July 2020
• Croton
  glandulosus but differs in its larger, shallowly serrate-margined, narrowly ovate leaves; inflorescences 5–14 cm; and sessile glands at the base of the leaf
  24 KB (874 words) - 18:18, 29 July 2020
• Grimmiaceae subfam. Racomitrioideae
  sometimes recurved when wet, lanceolate to oblong-lanceolate, less often elliptic, ovate to lingulate, keeled to canaliculate-concave; margins recurved
  11 KB (655 words) - 06:51, 30 July 2020
• Amaranthus
  spines (except in A. spinosus). Leaves alternate, petiolate; blade rhombic-ovate, ovate, obovate, spatulate, lanceolate, oblanceolate, or orbiculate to linear
  32 KB (1,366 words) - 09:41, 30 July 2020
• Dichanthelium
  cormlike bases, often with basal winter rosettes of leaves having shortly ovate to lanceolate blades, these often sharply distinct from the blades of the
  26 KB (1,343 words) - 04:00, 30 July 2020
• Polypodium
  sometimes whitish pruinose; scales concolored to bicolored, lanceolate to ovate-acuminate, not clathrate to strongly clathrate, glabrous, margins entire
  13 KB (793 words) - 00:23, 30 July 2020
• Cirsium
  se United States Cirsium carolinianum 16 Mid and distal cauline leaves ovate, broadly sessile, sometimes auriculate-clasping or short-decurrent; Louisiana
  60 KB (2,205 words) - 13:43, 10 February 2021
• Stellaria
  basally into sheath, often sessile; blade 1-veined, linear or lanceolate to ovate or deltate, succulent (S. crassifolia [gemmae], S. fontinalis, S. humifusa
  21 KB (985 words) - 10:17, 30 July 2020
• Botrychium
  (except in very small plants) sporophore branches. Gametophytes broadly ovate, unbranched, 1–3 × 1–10 mm. x =44, 45, 92. Nearly worldwide The greatest
  19 KB (579 words) - 15:29, 15 December 2020
• Penstemon
  essentially radially symmetric, short-campanulate, rarely short-tubular, lobes ± ovate, lanceolate, round, elliptic, oblong, obovate, oblanceolate, truncate, linear
  20 KB (1,850 words) - 19:05, 29 July 2020
• Collinsia
  bilaterally symmetric, urceolate or cupshaped to campanulate, lobes deltate to ovate, inner face glabrous or white-hairy (C. antonina); corolla white, pink, purple
  16 KB (737 words) - 19:04, 29 July 2020
• Yucca
  fibers, corneous, apex mostly sharp-pointed. Scape, when present, usually less than 2.5 cm diam. Inflorescences erect or rarely pendent, paniculate or racemose
  17 KB (687 words) - 06:11, 30 July 2020
• Asteraceae (tribe Heliantheae) subtribe Gaillardiinae
  or sessile; blades mostly elliptic, filiform, lanceolate, linear, oblong, ovate, or spatulate, often 1–2-pinnately or ternately lobed, ultimate margins entire
  13 KB (688 words) - 22:34, 29 July 2020
• Grimmiaceae subfam. Grimmioideae
  absent. Leaves erect or distally curved, rarely crisped, broadly oblong-ovate, ovatelanceolate, or narrowly lanceolate; margins plane, incurved or recurved
  11 KB (588 words) - 06:48, 30 July 2020
• Lindbergia
  Stem-leaves crowded, imbricate when dry, widespreading to squarrose when moist, ovate or ovatelanceolate, not plicate; margins plane, entire or faintly serrulate
  8 KB (515 words) - 07:45, 30 July 2020
• Physaria
  Flowers: sepals erect or spreading, linear, lanceolate, elliptic, oblong, ovate, or deltate, lateral pair usually saccate basally, sometimes subsaccate or
  40 KB (1,647 words) - 11:54, 30 July 2020
• Mentzelia
  narrowly ovate, shorter than petals; petals white, yellow, or orange, sometimes red proximally, distinct or connate basally, spatulate, ovate, elliptic
  16 KB (1,025 words) - 18:17, 29 July 2020
• Salix subg. Salix
  elliptic, elliptic, lanceolate, narrowly ovate, or oblanceolate, 2–14.4 times as long as wide, angle of base and of apex less than 90o, surface hairs white and/or
  14 KB (582 words) - 12:06, 30 July 2020
• Eriogonum umbellatum
  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 lanate
  27 KB (1,609 words) - 10:41, 30 July 2020
• Asteraceae (tribe Heliantheae) subtribe Coreopsidinae
  mostly deltate, elliptic, filiform, lanceolate, linear, oblanceolate, or ovate, ultimate margins entire or toothed, faces usually glabrous or glabrate,
  12 KB (744 words) - 23:22, 29 July 2020
• Sphagnum sect. Subsecunda
  Stem-leaves varying from smaller than to larger than branch leaves; triangular, ovate to lingulate; with rounded and sometimes erose apex; border entire; hyaline
  12 KB (600 words) - 06:59, 30 July 2020
• Poaceae
  or a ciliate membrane; blades usually linear to lanceolate, occasionally ovate to triangular, bases sometimes pseudopetiolate (having a petiolelike constriction)
  35 KB (1,876 words) - 02:36, 30 July 2020
• Carex sect. Acrocystis
  strong marginal veins, stipitate, elliptic or ovate to orbiculate, round or rounded-trigonous in cross-section, less than 10 mm, base tapering or rounded, often
  16 KB (801 words) - 01:21, 30 July 2020
• Anemone
  white, purple, blue, green, yellow, pink, or red, plane, linear to oblong or ovate to obovate, 3.5-40 mm; petals usually absent (present in A. patens), distinct
  19 KB (1,214 words) - 15:30, 15 December 2020
• Amelanchier
  present; blade elliptic, elliptic-oblong, elliptic-oval, ovate, oval, oblanceolate, oblong, oblong-ovate, obovate, quadrangular, suborbiculate, or orbiculate
  22 KB (1,558 words) - 13:48, 30 July 2020
• Clematis subg. Viorna
  usually much of length, variously colored, lanceolate or oblong to broadly ovate, thick, usually leathery, abaxially glabrous to silky, hirsute, or tomentose;
  13 KB (470 words) - 08:24, 30 July 2020
• Quercus sect. Lobatae
  damaging one or both of these units. The depth of the cup will always be less than its height, but a simple translation of height to depth does not exist
  23 KB (617 words) - 08:21, 30 July 2020
• Liliaceae
  perianth actinomorphic or zygomorphic, often very showy; tepals 6, distinct or less often connate proximally forming tube that may also bear a corona, usually
  29 KB (1,493 words) - 05:37, 30 July 2020
• Tortula
  when dry, weakly to widely spreading when moist; obovate to spathulate, ovate to elliptical, occasionally ligulate, adaxial surface nearly flat to concave
  26 KB (1,447 words) - 07:08, 30 July 2020
• Carex sect. Phaestoglochin
  spreading, veined or not on both faces, stipitate, lanceolate to broadly ovate or obovate, planoconvex in cross-section, widest above base, base rounded
  15 KB (529 words) - 01:49, 30 July 2020
• Polygonum sect. Polygonum
  venation pinnate, secondary-veins conspicuous. Inflorescences usually axillary, less commonly axillary and terminal; cymes 1–7 (–10) -flowered. Pedicels erect
  13 KB (1,076 words) - 10:08, 30 July 2020
• Veronica
  also includes a number of ornamentally grown plants, most of them more or less closely related to V. teucrium. They differ mainly in habit and leaf shape
  20 KB (967 words) - 19:23, 29 July 2020
• Poaceae tribe Triticeae
  Pascopyrum, and Thinopyrum are less accepted. They are widely accepted by those working in genetic resources, but less so by those involved in floristics
  19 KB (1,548 words) - 02:55, 30 July 2020
• Cheilanthes
  glabrous, with a single vascular-bundle. Blade linear-oblong to lanceolate, ovate, or elongate-pentagonal, pinnate-pinnatifid to 4-pinnate at base, leathery
  22 KB (1,068 words) - 00:28, 30 July 2020
• Carex sect. Aulocystis
  strong, marginal veins, stipitate, lanceolate to ovate, biconvex or trigonous in cross-section, less than 10 mm, base tapered to rounded, apex tapering
  9 KB (463 words) - 02:12, 30 July 2020
• Arctostaphylos
  sensitiva, A. tomentosa, A. uva-ursi); petiole absent or present; blade ovate to elliptic, coriaceous, margins entire (serrulate in A. pacifica, rarely
  41 KB (2,034 words) - 13:11, 30 July 2020
• Abutilon
  enclosing fruit, lobes not ribbed, lanceolate, ovate, cordate, or acuminate; corolla usually yellow or orange, less often pinkish, sometimes with dark red center;
  12 KB (726 words) - 11:23, 30 July 2020
• Carex sect. Paludosae
  rarely more, spikes, dense; proximal bracts leaflike, sheathless or sheath less than 4 mm, shorter or longer than diameter of stem; proximal 1–5 lateral
  13 KB (709 words) - 02:14, 30 July 2020
• Ulmus
  Elm orme Etymology: Latin ulmus, elm Treatment appears in FNA Volume 3. Trees, less often shrubs, to 35 m; crowns variable. Bark gray, brown, or olive to reddish
  9 KB (681 words) - 08:23, 30 July 2020
• Eurybia
  Leaves basal and cauline; alternate; sessile or petiolate; blades cordate, ovate, obovate, elliptic, or oblong to spatulate, oblanceolate, or lanceolate,
  20 KB (1,017 words) - 22:19, 29 July 2020
• Ditrichum
  when dry, erect-spreading when wet, lanceolate to subulate from a more or less sheathing base; margins entire throughout or denticulate near the apex; costa
  12 KB (487 words) - 06:59, 30 July 2020
• Ephemeraceae
  27. Treatment on page 646. Mentioned on page 653. Plants leafy ephemerals, less than 3 mm, solitary, scattered, or gregarious on sparse or abundant protonemata
  12 KB (582 words) - 07:14, 30 July 2020
• Fritillaria
  in some species, sessile; blade linear to ± ovate; nonflowering individuals with single elliptical, ovate, or obovate “bulb-leaf.” Inflorescences loosely
  13 KB (449 words) - 05:41, 30 July 2020
• Bidens
  the inner are more or less equally 4-angled (in cross section) and linear-fusiform (thickest near their middles and more or less attenuate toward their
  22 KB (1,036 words) - 23:27, 29 July 2020
• Fragaria
  shallowly deltate to widely ovate or widely depressed ovate, 1–6 cm, thin to thick, sometimes leathery, leaflets 3, usually ovate to obovate, sometimes rhombic
  14 KB (994 words) - 14:08, 30 July 2020
• Caryophyllaceae subfam. Polycarpoideae
  stipules ovate or deltate to lanceolate or bristlelike, scarious; blade subulate or subtriangular to linear and threadlike or spatulate to ovate or orbiculate
  9 KB (538 words) - 10:03, 30 July 2020
• Carex sect. Scitae
  staminate. Proximal pistillate scales black or dark-brown, not leaflike, less than 5 mm, apex acuminate or shortly awned. Perigynia erect or ascending
  6 KB (409 words) - 02:04, 30 July 2020
• Brassicaceae
  capparideum), termed siliques if length 3+ times width, or silicles if length less than 3 times width, sometimes nutletlike, lomentaceous, samaroid, or schizocarpic
  107 KB (3,718 words) - 12:07, 30 July 2020
• Asteraceae (tribe Heliantheae) subtribe Chaenactidinae
  cordate, deltate, elliptic, lanceolate, linear, oblanceolate, oblong, obovate, ovate, rhombic, or spatulate, often 1–2-pinnately or ternately lobed (lobes mostly
  17 KB (818 words) - 23:57, 29 July 2020
• Hydrangeaceae
  anthers dehiscing by longitudinal slits; pistil 1, 2–12-carpellate, ovary less than 1/2 inferior, 1/2 inferior, or completely inferior, 1–12-locular, placentation
  13 KB (775 words) - 18:33, 29 July 2020
• Solidago
  distal, latter sometimes subpetiolate); proximal blades sometimes 3-nerved, ovate-oblanceolate, margins often serrate, faces glabrous or densely hairy; distal
  18 KB (1,000 words) - 21:32, 29 July 2020
• Piperia
  ephemeral, 2–6, basal; blade sessile, lanceolate to oblanceolate; cauline bracts ovate to linearlanceolate. Inflorescences many-flowered racemes or spicate racemes
  11 KB (532 words) - 05:26, 30 July 2020
• Carex sect. Scirpinae
  prominent marginal veins, stipitate, lanceolate to ovate or obovate, rounded-trigonous in cross-section, less than 10 mm, base tapering or rounded, apex tapering
  7 KB (428 words) - 01:24, 30 July 2020
• Codriophorus
  short, tuft-like horizontal branchlets. Leaves lanceolate, ovate or oblong-lanceolate, broadly ovate to broadly lingulate, elliptical to oblong-elliptical;
  11 KB (701 words) - 06:52, 30 July 2020
• Carex sect. Racemosae
  long as perigynia. Carex media 14 Perigynia ovate or elliptic. > 15 14 Perigynia obovate. > 16 15 Perigynia ovate, abruptly beaked; pistillate scales dark
  15 KB (557 words) - 02:02, 30 July 2020
• Tetrodontium
  perichaetial leaves ovate to ovatelanceolate, concave. Seta 3–8 mm, straight, smooth, slightly twisted when dry. Capsule 0.6–1 mm, ovate to shortly oblong-cylindric
  7 KB (288 words) - 06:45, 30 July 2020
• Eucephalus
  withering by flowering; proximalmost reduced, scalelike); blades (1-nerved) ovate, elliptic, oblong, lanceolate, or linear (± uniform in size), margins entire
  12 KB (637 words) - 21:48, 29 July 2020
• Carex sect. Careyanae
  broadly to narrowly ovate, acutely trigonous in cross-section, base tapering, truncate, apex tapering to beak, glabrous; beak less than or more than 5
  9 KB (460 words) - 02:08, 30 July 2020
• Senecio
  (bases sometimes clasping); blades subpalmately to pinnately nerved, mostly ovate or deltate to oblanceolate, lanceolate, linear, or filiform (and most intermediate
  30 KB (1,295 words) - 21:10, 29 July 2020
• Platanthera
  pendent, linear to linear-oblong; spur clavate. > 20 20 Spur less than 28 mm; pollinaria less than 4.6 mm. Platanthera orbiculata 20 Spur equal to or greater
  17 KB (518 words) - 05:23, 30 July 2020
• Rudbeckia sect. Rudbeckia
  withering before flowering) usually petiolate, blades linear, lanceolate to ovate, or elliptic to oblanceolate, sometimes lobed, bases attenuate, cuneate,
  10 KB (649 words) - 22:36, 29 July 2020
• Notholaena
  subsessile, often adnate to costae, narrowly elliptic to oblong-ovate or deltate, usually less than 4 mm wide; base rounded to truncate or cuneate; stalks
  13 KB (724 words) - 00:34, 30 July 2020
• Setaria
  terete bristles (sterile branchlets). Lower glumes membranous, not saccate, less than 1/2 as long as the spikelets, 1-7-veined; upper glumes membranous to
  17 KB (1,129 words) - 04:14, 30 July 2020
• Erpodiaceae
  apical cell enlarged, ± clavate; paraphyllia none; pseudoparaphyllia minute, ovate, acute; epidermal layer ± bulging, outer cortical cells small, firm-walled
  12 KB (484 words) - 07:00, 30 July 2020
• Ranunculus
  yellow, or white, plane (base saccate in R. ficaria), oblong to elliptic, ovate, or lanceolate, 1-15 mm; petals 0-22 (-150), distinct, yellow, rarely white
  15 KB (560 words) - 08:33, 30 July 2020
• Allium
  subgenera and sections. Attempts to treat New World species similarly have gained less acceptance. H. P. Traub (1972) recognized subg. Amerallium, encompassing
  43 KB (1,553 words) - 05:48, 30 July 2020
• Asteraceae tribe Heliantheae
  tuberculate to spiny burs, e.g., Ambrosia spp.), unequal (usually lanceolate to ovate or broader), and herbaceous to chartaceous with margins and/or apices sometimes
  30 KB (1,803 words) - 22:30, 29 July 2020
• Papaver
  more broad (sect. Macrantha). Papaver orientale 5 Plants annual; flowers less than 10 cm broad. > 6 6 Peduncles glabrous or sparsely pilose; petals with
  11 KB (522 words) - 08:35, 30 July 2020
• Sagittaria
  if present, 0.4(–0.5) cm or less wide; se coastal plain. Sagittaria isoetiformis 17 Emersed leaf blades linear to ovate. > 18 17 Emersed leaf blades cordate
  14 KB (539 words) - 00:58, 30 July 2020
• Agavaceae
  or occasionally pseudopetiolate; blade linear, lanceolate, oblanceolate, ovate, or elliptic, fibrous, thin and flexible, thick and rigid or succulent, or
  13 KB (701 words) - 06:10, 30 July 2020
• Agrostis
  and dense to open and diffuse; branches usually in whorls, usually more or less scabrous, rarely smooth, some branches longer than 1 cm; secondary panicles
  31 KB (1,893 words) - 03:29, 30 July 2020
• Argyrochosma
  stalked or subsessile, usually free from costae, elliptic to ovate or deltate, usually less than 4 mm wide; base often ± cordate, stalks lustrous and dark
  11 KB (568 words) - 00:35, 30 July 2020
• Nyctaginaceae
  exstipulate, sessile or petiolate, pairs equal or unequal; blade linear to ovate or ± round, thin to thick and fleshy or succulent, plane or undulate, base
  20 KB (1,275 words) - 09:16, 30 July 2020
• Carex sect. Paniceae
  more prominent than midvein, not septate-nodulose, widest leaf-blade usually less than 5 mm wide, papillose on abaxial surface, glabrous. Inflorescences racemose
  9 KB (480 words) - 02:06, 30 July 2020
• Ophioglossum
  acute, or apiculate; veins anastomosing, main areoles to 15 × 4mm, but mostly less than 5 × 3 mm. Sporophores 1 per leaf, simple, stalked, borne from ground
  9 KB (450 words) - 00:29, 30 July 2020
• Hexalectris spicata
  obovate, falcate; lip ovate to obovate, clawed, shallowly 3-lobed, fissure between lobes less than 2 mm deep, middle lobe ovate to suborbiculate, margins
  6 KB (526 words) - 05:28, 30 July 2020
• Brickellia
  lanceolate, lanceovate, lance-rhombic, linear, oblong, obovate, ovate, rhombic-ovate, spatulate, or suborbiculate, margins mostly crenate, dentate, entire
  17 KB (617 words) - 22:47, 29 July 2020
• Cryptogramma
  midrib; stalks dull, green; segments of sterile leaves ovate, elliptic, obovate, or fan-shaped, usually less than 4 mm wide, margins plane, dentate or shallowly
  9 KB (424 words) - 00:31, 30 July 2020
• Dudleya cymosa
  oblanceolate or oblong-oblanceolate, rhombic-oblanceolate, oblong, elliptic, or ovate, to spatulate, sometimes oblong-triangular, 1.5–12 (–17) × 0.5–4 (–6) cm
  10 KB (763 words) - 13:01, 30 July 2020
• Salix subg. Protitea
  oblong, narrowly ovate, lorate, lanceolate, narrowly elliptic, or linear, 2.5–13 times as long as wide, angles of base and apex less than 90o, surface
  15 KB (947 words) - 12:03, 30 July 2020
• Orthotrichum
  erect-appressed and straight when dry, spreading to widespreading when moist, ovate, oblong, lanceolate, ligulate, or linear-lanceolate, not rugose; margins
  24 KB (641 words) - 07:46, 30 July 2020
• Maianthemum
  Leaves 2–15, cauline, distichous, clasping or short-petiolate; blade usually ovate, glabrous or weakly pubescent, base rounded or cordiform, margins flat or
  9 KB (616 words) - 05:45, 30 July 2020
• Ivesia
  terminal distinct or, more often, confluent with distalmost lateral ones, ovate or obovate to orbiculate or ± flabellate, often oriented in 3-dimensions
  19 KB (1,253 words) - 14:03, 30 July 2020
• Hennediella
  differentiated in shape or ovate and somewhat sheathing, proximal margins commonly bordered; distal margins plane, dentate distally or less commonly entire, bordered
  12 KB (806 words) - 07:13, 30 July 2020
• Nymphaea
  leaves submersed; blades sessile, broad). Leaf-blade orbiculate to widely ovate or elliptic, basal lobes divergent to overlapping, margins entire to spinose-dentate
  8 KB (500 words) - 08:37, 30 July 2020
• Microbryum
  spreading, tips occasionally reflexed when moist, lanceolate, elliptical or ovate, adaxial surface weakly concave to broadly channeled, short, 0.6–1.8 mm;
  13 KB (810 words) - 07:12, 30 July 2020
• Rumex sect. Axillares
  treated as varieties while others, not less distinct, are accepted as species or subspecies) and in most cases less convincing than the original treatment
  5 KB (901 words) - 10:05, 30 July 2020
• Asteraceae (tribe Heliantheae) subtribe Ambrosiinae
  or falling, mostly (3–) 5–80+ in 1–8 (–12+) series, distinct or connate, ovate or lanceovate to linear, unequal to subequal, outer mostly herbaceous, inner
  16 KB (907 words) - 23:04, 29 July 2020
• Montia
  or sessile; blade linear, oblong, lanceolate or oblanceolate to rhombic, ovate, or suborbiculate. Inflorescences axillary or terminal, racemose, somewhat
  11 KB (582 words) - 09:46, 30 July 2020
• Townsendia
  3–7+ series, 1-nerved (± flat, not notably keeled), usually ± lanceolate or ovate, sometimes filiform, lance-linear, lanceovate, linear, obovate, oblanceolate
  18 KB (845 words) - 15:31, 15 December 2020
• Cotoneaster
  entire; petiole present; blade elliptic to linear, orbiculate, lanceolate, or ovate, [0.3–] 0.4–15 (–21) cm, leathery to membranous, margins flat or revolute
  31 KB (1,652 words) - 14:31, 30 July 2020
• Claytonia
  blade linear, lanceolate, oblanceolate, spatulate, trullate, rhomboid, ovate, or deltate, apex obtuse to apiculate; cauline leaves 2 and opposite, rarely
  16 KB (646 words) - 09:44, 30 July 2020
• Ptychostomum subg. Ptychostomum
  variable, ovate, obovate, pyriform, clavate, or turbinate; endostome occasionally fragile and poorly developed, segments with narrow linear to ovate perforations
  11 KB (764 words) - 07:38, 30 July 2020
• Dioscorea polystachya
  lobe deltate to ovate, apex acuminate or mucronate; primary-veins 7 (–9); basal leaves often less distinctly lobed or entire and ovate-cordate. Staminate
  9 KB (687 words) - 05:18, 30 July 2020
• Synthyris
  (or 5), basally connate, calyx bilaterally symmetric, campanulate, lobes ovate to lanceolate; corolla white, yellow, green, pink, reddish, lavender, or
  15 KB (823 words) - 19:22, 29 July 2020
• Maxillaria parviflora
  of mature shoots, less than 1 cm. Flowers white to light yellow [purplish in Jamaican populations] with yellow-orange lip; sepals ovate, 6–7 × 3–3.5 mm,
  7 KB (613 words) - 05:32, 30 July 2020
• Polypodium californicum
  lanceolate-ovate, symmetric, margins entire to erose. Leaves to 70 cm. Petiole usually slender, to 3 mm diam. Blade deltate to lanceolate-ovate, pinnatifid
  6 KB (534 words) - 00:23, 30 July 2020
• Dennstaedtiaceae
  Stems short to long-creeping, solenostelic [protostelic], bearing hairs (or less often scales), often branching by means of buds on proximal part of petiole
  7 KB (384 words) - 00:27, 30 July 2020
• Carex viridula
  margins pale, narrow, hyaline; staminate scales reddish-brown, lanceolate to ovate, 2.3–5.2 × 0.7–2 mm, margins narrowly pale hyaline, apex obtuse to acuminate
  8 KB (697 words) - 02:18, 30 July 2020
• Cornus
  or long, erect, curling, and twisted. Leaves: blade lanceolate to broadly ovate; abaxial surface often papillate. Inflorescences: bracts adnate to inflorescence
  8 KB (536 words) - 18:13, 29 July 2020
• Poa
  compressed, infrequently terete to subterete, usually lanceolate, sometimes ovate; florets (1) 2-6 (13), usually sexual, sometimes bulb-forming; rachillas
  87 KB (2,178 words) - 03:17, 30 July 2020
• Populus
  sometimes prominent on sucker shoots); petiole not glandular; (blade usually less than twice as long as wide, venation ± palmate, basal secondary-veins strong
  32 KB (2,739 words) - 12:04, 30 July 2020
• Dichanthelium dichotomum
  glabrous or (less commonly) sparsely pubescent or puberulent, often prominently veined, obtuse to acute to beaked. Lower glumes usually less than 1/3 as
  12 KB (1,221 words) - 04:02, 30 July 2020
• Rubus
  winter-persistent to deciduous, cauline; stipules filiform or elliptic to ovate, margins entire; petiole present; blade reniform to orbiculate, 2–30 cm,
  35 KB (2,155 words) - 15:31, 15 December 2020
• Polypodium triseriale
  circular when immature. Sporangiasters absent. Spores less than 58 µm, verrucose, with surface projections less than 3 µm. 2n = 148. Habitat: Epiphytic Elevation:
  6 KB (433 words) - 00:34, 30 July 2020
• Dichanthelium acuminatum
  Treatment on page 422. Plants more or less densely cespi¬tose. Basal rosettes usually well-differentiated; blades ovate to lanceolate. Culms 15-100 cm (rarely
  16 KB (1,305 words) - 04:02, 30 July 2020
• Bothriochloa
  spikelets 2.5-4.5 mm long; awns absent or less than 17 mm long. > 6 6 Sessile spikelets unawned or with awns less than 6 mm long Bothriochloa exaristata 6
  11 KB (927 words) - 04:24, 30 July 2020
• Lessingia
  Markos Etymology: For C. F. Lessing, 1809–1862, German-born botanist, his nephew K. F. Lessing, and grandfather G. E. Lessing Treatment appears in FNA Volume
  12 KB (729 words) - 20:57, 29 July 2020
• Tolmiea
  stipitate-glandular, 3 dorsal sepals ovate to elliptic-triangular, apex obtuse to rounded-mucronate, 2 ventral-lateral sepals narrowly ovate-triangular to oblong-triangular
  9 KB (634 words) - 12:58, 30 July 2020
• Anomodon
  rostratus) fruit profusely; A. minor and A. rugelii fruit less abundantly and perhaps less frequently, while sporophytes of A. viticulosus are extremely
  12 KB (612 words) - 07:56, 30 July 2020
• Anthoxanthum
  genera, Anthoxanthum and Hierochloe. In general, Hierochloe has less floral reduction, a less elaborate karyotype, and a higher basic chromosome number than
  14 KB (1,372 words) - 02:40, 30 July 2020
• Epidendrum
  branching. Leaves alternate; petiole tubular, sheathing, articulate; blade ovate to elliptic or lanceolate, fleshy-leathery. Inflorescences terminal [lateral
  9 KB (573 words) - 05:29, 30 July 2020
• Penstemon sect. Penstemon
  cauline petiolate; cauline sessile or petiolate, blade obovate, ovate, triangular-ovate, spatulate, oblanceolate, lanceolate, oblong, elliptic, or linear
  36 KB (1,140 words) - 19:13, 29 July 2020
• Abies
  surface, slightly depressed, or slightly raised evenly all around. Buds ovate or oblong, resinous or not, apex rounded or pointed. Leaves borne singly
  16 KB (1,110 words) - 00:33, 30 July 2020
• Carex sect. Hallerianae
  12–30-veined with 2, strong marginal veins, stipitate, obovate or ovate, trigonous in cross-section, less than 10 mm, base ± tapering, usually with spongy tissue
  7 KB (442 words) - 02:14, 30 July 2020
• Asteraceae (tribe Heliantheae) subtribe Pectidinae
  petiolate or sessile; blades usually elliptic, filiform, lanceolate, linear, or ovate, often 1 (–2) -pinnately lobed, ultimate margins entire or toothed (often
  11 KB (674 words) - 23:30, 29 July 2020
• Ptychostomum subg. Cladodium
  3–4: 1. Capsule pyriform, ovate, or obovate; endostome sometimes adherent to exostome, segments with narrowly to broadly ovate perforations. Spores 10–50
  12 KB (762 words) - 07:37, 30 July 2020
• Veratrum californicum var. californicum
  bracts in unbranched portion ovate-elliptic, mostly less than 1 cm, shorter than flowers. Tepals elliptic to oblong-ovate, 8–15 mm. 2n = 32. Phenology:
  4 KB (583 words) - 05:59, 30 July 2020
• Silene
  wrightii 56 Leaf blades ovate-acuminate, sessile; mature calyces turbinate Silene ovata 56 Leaf blades linear or spatulate to ovate-lanceolate or oblanceolate
  36 KB (1,364 words) - 10:24, 30 July 2020
• Lolium
  awns subterminal, more or less straight; paleas membranous, usually smooth, keels ciliolate; lodicules 2, free, lanceolate to ovate; anthers 3; ovaries glabrous
  11 KB (1,013 words) - 03:13, 30 July 2020
• Salix subg. Vetrix
  broadly obovate, 0.7–13.7 times as long as wide, angle of base and of apex less or greater than 90o, surface (usually not glaucous abaxially), hairs usually
  52 KB (888 words) - 11:54, 30 July 2020
• Fissidens
  pinnately or palmately arranged, changing little to strongly crispate when dry, ovate to linear-lanceolate; vaginant laminae mostly acute, equal, ending on or
  33 KB (1,761 words) - 06:53, 30 July 2020
• Bartsia alpina
  markings, 5–9 mm, divided less than 1/2 length, hirsute; corolla scarcely curved, pilose, galea 3–5 mm, divided from abaxial lip less than 1/4 length of corolla
  6 KB (542 words) - 19:26, 29 July 2020
• Carex sect. Limosae
  Inflorescences racemose, with 2–5 spikes; proximal bracts sheathless or sheath less than 4 cm; lateral spikes pistillate, androgynous, or gynecandrous, pedunculate
  8 KB (476 words) - 02:04, 30 July 2020
• Juncus subg. Graminifolii
  and anthers more than 1 mm; culms to 13(–17) cm. > 4 3 Style and anthers less than 0.5(–0.8) mm; culms rarely to 6.5 cm. > 5 4 Culms capillary, 0.1–0.4
  9 KB (398 words) - 00:55, 30 July 2020
• Polypodium amorphum
  abaxially, glabrous adaxially; scales lanceolate-ovate, usually more than 6 cells wide. Segments oblong, less than 12 mm wide; margins entire to crenulate;
  6 KB (453 words) - 00:33, 30 July 2020
• Allium canadense
  persistent, green at anthesis, 2–6, basally sheathing, sheaths extending less than 1/4 scape; blade solid, flat, channeled, not carinate, 20–50 cm × 1–7
  8 KB (568 words) - 05:48, 30 July 2020
• Cakile edentula
  prostrate, (much-branched), to 8 dm. Cauline leaves: blade ovate to spatulate, or (distal) oblanceolate (less lobed), (smaller distally), margins crenate, dentate
  5 KB (728 words) - 12:20, 30 July 2020
• Castanea pumila
  longest spines usually less than 10 mm; nut 1 per cupule, ovate-conic, 7-21 × 7-19 mm, round in cross-section, not flattened, beak less than 3mm excluding
  7 KB (703 words) - 08:40, 30 July 2020
• Gypsophila
  from decumbent stems or elongating rhizomes. Stems erect, ± sprawling, or less often decumbent or prostrate, usually branched, terete. Leaves briefly connate
  13 KB (910 words) - 10:22, 30 July 2020
• Castilleja
  structure of the flowers. The adaxial lip apices of Castilleja are more or less straight to slightly curved (hooked in C. chlorotica, C. exserta, C. mexicana
  79 KB (2,746 words) - 18:50, 29 July 2020
• Mnium
  spreading, usually ± flat when moist, elliptic, obovate, oblong-ovate, ovate, ovate-elliptic, ovate or elliptic-lanceolate, or obovate-spatulate, 1.5–6.5 mm,
  13 KB (645 words) - 07:41, 30 July 2020
• Sphagnum sect. Sphagnum
  wall, and 1–6 round to ovate pores per cell. Stem-leaves typically as large as or larger than branch leaves, lingulate to ovate-lingulate with broad rounded
  12 KB (538 words) - 07:01, 30 July 2020
• Amelanchier laevis
  fastigiate, solitary or in colonies. Leaves less than half-unfolded; petiole (7–) 15–26 (–36) mm; blade elliptic to ovate to oblong or obovate, (32–) 48–75 (–100)
  10 KB (1,011 words) - 13:49, 30 July 2020
• Taraxacum
  villosulous). Heads borne singly. Calyculi persistent, of (6–) 8–18 (–20) broadly ovate to lanceolate bractlets in (1–) 2–3 series, distinct (appressed before flowering
  28 KB (2,401 words) - 20:10, 29 July 2020
• Polypodium glycyrrhiza
  usually less than 3 mm diam., circular to oval when immature. Sporangiasters absent. Spores less than 58 µm, verrucose, with surface projections less than
  7 KB (537 words) - 00:25, 30 July 2020
• Rorippa
  usually slender. Flowers: sepals (rarely persistent), erect or spreading, ovate or oblong, lateral pair not or, rarely, saccate basally, (margins often membranous);
  22 KB (1,325 words) - 12:26, 30 July 2020
• Ageratina
  petiolate; blades 3 (–5) -nerved from bases, usually deltate, lanceolate, ovate, rhombic, or triangular, sometimes orbiculate, margins entire, crenate, dentate
  11 KB (480 words) - 22:58, 29 July 2020
• Tetraphidaceae
  after the development of the gametophores. Stems erect, to 1.5 cm. Leaves ovate or lanceolate, erect, three-ranked and appressed or spreading, costate or
  5 KB (164 words) - 06:44, 30 July 2020
• Ceratodon
  lanceolate, ovatelanceolate, or triangular-lanceolate, or elliptical to ovate and somewhat concave, margins recurved to near apex, rarely plane, irregularly
  10 KB (644 words) - 06:59, 30 July 2020
• Carex sect. Anomalae
  marginal veins, slightly stipitate, [ovate to lance or oblongovate] obovate, rounded-trigonous in cross-section, less than 10 mm, base tapering or rounded
  7 KB (430 words) - 02:13, 30 July 2020
• Trichostomum
  or occasionally dentate in the distal 1/2–3/4, occasionally with a narrow, less papillose border; apex narrowly to broadly acute or rounded, occasionally
  16 KB (1,136 words) - 07:01, 30 July 2020
• Polypodium calirhiza
  attachment, lanceolate-ovate, symmetric, margins entire to erose. Leaves to 70 cm. Petiole usually slender, to 3 mm diam. Blade lanceolate-ovate to oblong, pinnatifid
  6 KB (503 words) - 00:24, 30 July 2020
• Cypripedium
  Cypripedium guttatum 5 Petals much shorter than oblance-fusiform to oblance-ovate lip, constricted near middle, acuminate-subpandurate to pandurate in general
  10 KB (452 words) - 05:19, 30 July 2020
• Sphagnum sect. Squarrosa
  nonornamented, enlarged, thin-walled, aporose, rectangular cells. Stem-leaves ovate, ovate-lingulate to lingulate; with broad, fringed apex; little or no border
  8 KB (500 words) - 06:47, 30 July 2020
• Carex lemmonii
  Inflorescences usually less than 15 cm, proximal internodes usually less than 100 mm; peduncles of lateral spikes usually included or exserted less than 1 cm; proximal
  8 KB (704 words) - 02:12, 30 July 2020
• Ptychostomum
  strongly contorted or shrunken when dry, erect to erect-spreading when moist, ovate, ovatelanceolate, or orbicular, flat to concave, (0.5–) 1–4 (–5) mm; base
  12 KB (810 words) - 07:37, 30 July 2020
• Clematis subg. Clematis
  rotate; sepals spreading, not connivent, linear, oblong, elliptic, lanceolate, ovate, oblanceolate, or obovate, thin and white or somewhat thickened and yellow;
  8 KB (418 words) - 08:38, 30 July 2020
• Celtis
  glabrous or pubescent. Leaves: stipules falling early. Leaf-blade deltate to ovate to oblong-lanceolate, base oblique or cuneate to rounded, margins entire
  9 KB (475 words) - 08:41, 30 July 2020
• Crataegus sect. Macracanthae
  determinate, recurved, usually stout, sometimes ± slender. Leaves: blade ± ovate or rhombic to rhombic-elliptic or broadly elliptic, 3–8 (–12) cm, coriaceous
  6 KB (606 words) - 14:37, 30 July 2020
• Rhytidiadelphus
  squarrose, squarrose-recurved, or falcate-secund, crowded or not, broadly ovate, ovate-triangular, or ovatelanceolate, sometimes plicate proximally, sometimes
  8 KB (494 words) - 07:44, 30 July 2020
• Asteraceae (tribe Heliantheae) subtribe Flaveriinae
  opposite; petiolate or sessile; blades (1-nerved or 3-nerved) oblong, oblong-ovate, lanceolate, linear, or filiform, margins entire or toothed, faces glabrous
  7 KB (473 words) - 23:35, 29 July 2020
• Lepidium
  stout. Flowers: sepals (usually deciduous, sometimes persistent), usually ovate or oblong, rarely suborbicular; petals (erect or spreading, sometimes rudimentary
  29 KB (1,412 words) - 12:33, 30 July 2020
• Herrickia
  or rounded adaxially), spatulate, oblanceolate, oblong-obovate, oblong, ovate, lanceolate, or linear-lanceolate, unequal, bases indurate, margins narrowly
  10 KB (687 words) - 22:18, 29 July 2020
• Honckenya
  connate, sessile; blade 1-veined or obscurely so, usually elliptic to ovate, less commonly lanceolate to oblanceolate, obovate, or broadly elliptic, succulent
  10 KB (561 words) - 10:21, 30 July 2020
• Carex albicans
  spikes 0); cauline spikes overlapping, proximal 2 spikes usually separated by less than 7 mm, with 4–14 perigynia; staminate spikes 5–14 × 0.5–1.8 mm. Scales:
  8 KB (680 words) - 01:22, 30 July 2020
• Lewisia cotyledon
  rounded; cauline leaves alternate, intergrading with bracts, blade oblong to ovate, 5–10 mm, margins glandular-toothed, apex acute to occasionally obtuse. Inflorescences
  7 KB (476 words) - 09:45, 30 July 2020
• Salix subg. Chamaetia
  obovate, 0.8–5.5 times as long as wide, angle of base and of apex usually less than or greater than 90o, (abaxial surface usually glaucous), surface hairs
  22 KB (876 words) - 12:17, 30 July 2020
• Listera
  floral bracts inconspicuous, lanceolate, elliptic, suborbiculate-ovate, rhombic-ovate, or oblong. Flowers resupinate, maroon-purple, yellowish green to
  10 KB (521 words) - 05:27, 30 July 2020
• Cynodontium
  when wet, the limb erect-flexuose from an erect base, ovate or oblong or linear-lanceolate, ovate and concave basally, limb distally narrow, keeled to tubulose
  21 KB (1,496 words) - 06:56, 30 July 2020
• Crambe
  [lyrate-pinnatipartite, pinnatisect, less frequently undivided]; cauline blade margins sinuate-dentate to lobed, less divided than basal. Racemes (corymbose
  8 KB (606 words) - 12:21, 30 July 2020
• Sphagnum fimbriatum
  margins, border scarcely to strongly broadened at base (0.25 width of base or less); hyaline cells rhomboid, efibrillose and often 1–2-septate. Branches not
  7 KB (616 words) - 07:11, 30 July 2020
• Potentilla sect. Niveae
  columnar, tapered, or conic, usually papillate-swollen in proximal 1/5 or less, sometimes to proximal 1/3 (–1/2) or not at all, 0.7–1.2 (–1.5) mm. Achenes
  21 KB (1,382 words) - 14:01, 30 July 2020
• Groutiella
  perichaetial leaves similar to stem-leaves. Seta to 11 mm. Capsule exserted; oblong-ovate to cylindric, usually smooth or obscurely plicate when old, not constricted
  7 KB (494 words) - 07:43, 30 July 2020
• Carex sect. Physoglochin
  membranous; blades filiform or V-shaped in cross-section when young, widest less than 1 mm wide, glabrous. Inflorescence a solitary spike; proximal bract
  7 KB (554 words) - 01:51, 30 July 2020
• Abronia nana
  1–5 cm; blade elliptic to lanceolate, shortly ovate, or oblong-ovate, (0.4–) 0.5–2.5 × (0.2–) 0.4–1.2 cm, less than 3 times as long as wide, margins entire
  5 KB (502 words) - 09:13, 30 July 2020
• Philonotis
  deciduous brood branches in distal leaf-axils. Sexual condition dioicous, less frequently autoicous or rarely synoicous; perigonia gemmiform or discoid;
  12 KB (605 words) - 07:34, 30 July 2020
• Micromitrium
  Volume 27. Treatment on page 647. Mentioned on page 649. Stems absent or less than 1 mm, but up to 3.7 mm in M. synoicum. Leaves usually somewhat shriveled
  7 KB (629 words) - 07:14, 30 July 2020
• Crataegus (sect. Coccineae) ser. Intricatae
  stipitate, glandular (often conspicuously so); blade mid to dark green, ovate, rhombic, elliptic, or broadly elliptic, (1.5–) 3–6 (–9) cm, thin to chartaceous
  16 KB (1,084 words) - 14:44, 30 July 2020
• Dichodontium
  tomentose or radiculose proximally. Leaves straight, not secund, more or less strongly and irregularly contorted or crisped with incurved apices when dry
  15 KB (1,140 words) - 06:56, 30 July 2020
• Camissonia
  campestris, C. integrifolia, C. lacustris, and C. sierrae) have more or less restricted ranges within California, or (C. strigulosa) extend also to Baja
  14 KB (984 words) - 21:03, 7 June 2022
• Bruchia
  contorted when dry, lanceolate to linear-lanceolate from a somewhat broadened ovate or oblong base, 1–2 mm, apex acute to acuminate, margins entire or serrulate;
  6 KB (403 words) - 06:59, 30 July 2020
• Carex abrupta
  with green, gold, or light-brown midstripe, usually ovate, 2.4–3.9 mm, shorter than perigynia, width less than or equal to perigynia, margin white, 0–0.05
  8 KB (712 words) - 01:55, 30 July 2020
• Bestia
  2-pinnate. Stem and branch leaves similar, ovate; margins serrulate in distal 1/5; costa single; medial laminal cells less than 4: 1. Seta stramineous, rarely
  4 KB (432 words) - 07:56, 30 July 2020
• Harrisella porrecta
  obliquely elliptic-ovate, 2–2.5 × 1–1.2 mm, apex obtuse to rounded; petals ovate, obtuse, clawed, slightly smaller than sepals; lip broadly ovate, concave, 2
  7 KB (667 words) - 05:30, 30 July 2020
• Amerorchis rotundifolia
  white to pale magenta, ovate to elliptic-oblong, 6–10 × 3–4 mm; petals white to pale magenta, ovate to lance-oblong, 5–6 mm, less than 1/2 as wide; lip
  5 KB (526 words) - 05:23, 30 July 2020
• Rosulabryum
  when dry or rarely nearly imbricate, erect to erect-spreading when moist, ovate, obovate, or spathulate, flat or weakly concave, 0.4–4.5 mm; base sometimes
  16 KB (845 words) - 07:38, 30 July 2020
• Melica
  appressed; secondary branches appressed or divergent; pedicels either more or less straight or sharply bent below the spikelets, scabrous to strigose distally;
  16 KB (1,258 words) - 02:39, 30 July 2020
• Polypodium appalachianum
  abaxially, glabrous adaxially; scales lanceolate-ovate, usually more than 6 cells wide. Segments linear to oblong, less than 8 mm wide, margins entire to crenulate;
  6 KB (563 words) - 00:31, 30 July 2020
• Polypodium sibiricum
  abaxially, glabrous adaxially; scales lanceolate-ovate, usually more than 6 cells wide. Segments oblong, less than 7 mm wide; margins entire to crenulate;
  6 KB (524 words) - 00:22, 30 July 2020
• Horkelia sect. Horkelia
  mm. Flowers: epicalyx bractlets narrowly elliptic-lanceolate to broadly ovate, 0.5–3 mm wide, usually entire, sometimes toothed; hypanthium interior pilose
  10 KB (768 words) - 14:06, 30 July 2020

View (previous 250 | next 250) (20 | 50 | 100 | 250 | 500)