Search results

• Leskeaceae
  firm or thick, rarely pitted. Branch leaves often smaller; apex sometimes less acute; costa weaker. Specialized asexual reproduction rarely present, of clustered
  16 KB (613 words) - 07:45, 30 July 2020
• Cynodontium tenellum
  5–) 1–2 (–3) cm. Leaves 2–3 (–3.5) mm, linear-lanceolate, apex more or less acute; margin weakly recurved for a short portion of the leaf length or sometimes
  5 KB (744 words) - 06:56, 30 July 2020
• Rhodobryum roseum
  relatively few in rosettes, 18–22, 3–8 mm; margins revolute to mid leaf or less; apex acute; costa in median rosette leaves subpercurrent to percurrent or short-excurrent
  4 KB (684 words) - 07:38, 30 July 2020
• Desmazeria rigida
  rachillas puberulent, hairs stiff. Glumes usually glabrous, more or less keeled, acute; lower glumes. 1.3-2 mm, (1) 3-veined; upper glumes 1.5-2.3 mm, 3-veined;
  5 KB (814 words) - 03:32, 30 July 2020
• Rumex fueginus
  narrower than inner tepals, ca. 0.5 times as wide as inner tepals or less, apex acute or subacute, usually distinctly reticulate-pitted (especially in herbarium
  10 KB (1,013 words) - 10:07, 30 July 2020
• Schismus
  spikelet should be examined. Succeeding florets tend to have shorter, less acute or acuminate lobes, and a shallower sinus. Conert, H.J. and A.M. Turpe
  7 KB (680 words) - 04:51, 30 July 2020
• Crataegus okanaganensis var. okanaganensis
  yellowish green in mid season, the blades proportionately wider, usually with less acute lobes, stouter thorns, different anther color, and a different fruiting
  4 KB (845 words) - 14:35, 30 July 2020
• Cynodontium
  distally narrow, keeled to tubulose, gradually acuminate to a fine-point; apex acute to obtuse, not deciduous; margins at the base erect and entire, recurved
  21 KB (1,496 words) - 06:56, 30 July 2020
• Crataegus levis
  populnea; that taxon usually has slightly larger, more coriaceous leaves, with less acute lobes than C. levis. Crataegus levis is possibly a hybrid of C. macrosperma
  7 KB (809 words) - 14:43, 30 July 2020
• Dudleya abramsii subsp. setchellii
  Subspecies setchellii tends to be smaller, with petals unmarked and less sharply acute. None. None. window.propertiesFromHigherTaxa=[{"rank":"species","name":"Dudleya
  5 KB (644 words) - 13:01, 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
• Crataegus gaylussacia
  of the species range, with 3–4 cm, more or less unlobed, elliptic to ovate leaf blades, and more or less acute teeth (not unlike syntype material of C. suksdorfii)
  9 KB (987 words) - 14:36, 30 July 2020
• Dupontia fisheri
  has reflexed panicle branches, 1-2 florets per spikelet, more or less glabrous, acute lemmas, and 2n =42 or 44. Plants referable to subsp. psilosantha
  6 KB (1,077 words) - 03:26, 30 July 2020
• Panicum
  bisexual, sessile or stipitate, apices acute, puberulent, or with a tuft of hairs; upper lemmas usually more or less rigid and chartaceous-indurate, usually
  26 KB (1,480 words) - 04:05, 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
• Chenopodium sect. Chenopodium
  compound spikes, occasionally cymes. Seeds usually less than 1.5 mm diam., margins rounded or acute; seed-coat smooth or honeycombed. Worldwide Species
  3 KB (512 words) - 09:30, 30 July 2020
• Potentilla tikhomirovii
  most plant parts, sepals and epicalyx bractlets relatively large, broad, less acute, and with many and reddish glands, which are often also on petioles and
  10 KB (1,055 words) - 14:02, 30 July 2020
• Grimmiaceae
  when dry, erect-spreading to patent when wet, lanceolate to ovatelanceolate, less often ovate, oblong-ovate, linear, or lingulate, keeled, canaliculate, to
  13 KB (824 words) - 06:47, 30 July 2020
• Carex sect. Ovales
  ascending, less than 1/2 length of the lance-ovate to weakly obovate perignyium body; lateral spikes with acute staminate bases mostly less than 2 mm;
  57 KB (937 words) - 01:54, 30 July 2020
• Quercus sect. Quercus
  Leaf-blade lobed or unlobed, margins entire or toothed, teeth if present acute or spinose, never bristle-tipped. Staminate flowers: calyx 2-6-lobed; anthers
  27 KB (606 words) - 08:45, 30 July 2020
• Poaceae subfam. Aristidoideae
  usually acute or acuminate; florets terete or laterally compressed, with well-developed calluses; lemmas 1-veined or 3-veined, more or less coriaceous
  11 KB (771 words) - 04:51, 30 July 2020
• Poaceae tribe Poeae
  Puccinellia 33 Lemma apices acute to acuminate, sometimes mucronate or shortly awn-tipped. > 34 42 Lemmas (3)5-9-veined, veins more or less parallel distally, conspicuous
  45 KB (1,179 words) - 03:07, 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
• 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
• Muhlenbergia
  long. > 82 82 Glumes acute, unawned; ligules 4-10 mm long, acute, lacerate; spikelets grayish-green Muhlenbergia dubia 82 Glumes acute to acuminate, awned
  42 KB (1,621 words) - 04:38, 30 July 2020
• Sphagnum sect. Acutifolia
  occasionally monoicous. Capsule equal to or less than 2 mm, with few-to-many pseudostomata. Spores typically less than 30 µm, coarsely to finely papillose
  19 KB (686 words) - 07:06, 30 July 2020
• Rumex
  distinctly tuberous Rumex hymenosepalus 32 Inner tepals usually less than 10 mm; ocreae less prominent; roots not tuberous. [33. Shifted to left margin.—Ed
  41 KB (1,085 words) - 10:05, 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
• Brachytheciaceae
  absent, central strand usually present; paraphyllia absent; pseudoparaphyllia acute to acuminate, first leaf pointed downward, second and third situated at 120°
  28 KB (900 words) - 07:47, 30 July 2020
• Pinaceae
  sometimes clothed by persistent primary leaves or leaf-bases; longest internodes less than 1cm; buds conspicuous. Roots fibrous to woody, unspecialized. Leaves
  13 KB (769 words) - 00:23, 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
• Festuca
  coriaceous, bases more or less rounded dorsally, slightly or distinctly keeled distally, veins 5 (7), prominent or obscure, apices acute to attenuate, sometimes
  52 KB (3,291 words) - 03:08, 30 July 2020
• Mielichhoferiaceae
  revolute, finely serrate to serrulate near apex, rarely entire; apex bluntly acute, acute, or short-acuminate; costa ending well before apex, subpercurrent, percurrent
  15 KB (690 words) - 07:39, 30 July 2020
• Poaceae tribe Cynodonteae
  sometimes ciliate Leptochloa 9 Lemmas unawned, sometimes mucronate, with mucros less than 1 mm long. > 10 11 Spikelets with 2-20 florets; inflorescences panicles
  34 KB (1,217 words) - 04:33, 30 July 2020
• Chenopodium
  hastate, or cuneate, margins entire, dentate, sinuate, or serrate, apex acute to acuminate or obtuse, occasionally lobed. Inflorescences spicate and terminal
  19 KB (716 words) - 09:29, 30 July 2020
• Calamagrostis
  more or less smooth, nodes 1-8. Sheaths open, smooth or scabrous; auricles absent; ligules membranous, usually truncate to obtuse, sometimes acute, entire
  24 KB (1,813 words) - 02:43, 30 July 2020
• Helianthus
  wide), apices narrowed abruptly (acute to acuminate) > 5 4 Plants mostly 25–200 cm; leaf blades (larger) usually less than 12 cm wide (bases cuneate, truncate
  32 KB (1,118 words) - 23:14, 29 July 2020
• Poaceae tribe Meliceae
  mostly membranous, scarious distally, 1-11-veined, apices usually rounded to acute; florets laterally or dorsally compressed; calluses blunt, glabrous or with
  12 KB (1,001 words) - 03:20, 30 July 2020
• Dichanthelium
  maturity; lower glumes 1/5 – 3/4 as long as the spikelets, 1-5-veined, truncate, acute, or acuminate; upper glumes slightly shorter than the spikelets or exceeding
  26 KB (1,343 words) - 04:00, 30 July 2020
• Sphagnum sect. Cuspidata
  usually smaller than branch leaves, triangular to lingulate, apex apiculate, acute, broad, or erose and split, border narrow or broad at base; hyaline cells
  17 KB (673 words) - 06:50, 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
• Sematophyllaceae
  tapering gradually or abruptly to apex; margins often toothed in acumen; apex acute to acuminate; ecostate or costa double, short; alar region well defined,
  8 KB (252 words) - 07:53, 30 July 2020
• Eleocharis subg. Eleocharis
  aestuum 11 Spikelets lanceoloid (to broadly ovoid), apex acute; spikelet scales ovate with apices acute (or sometimes narrowly rounded in distal part of spikelet);
  37 KB (456 words) - 02:15, 30 July 2020
• Sisyrinchium
  or unequal, smooth to scabrous, margins hyaline, apex undifferentiated, acute to obtuse or bifid, margins of outer spathe usually connate basally. Flowers
  23 KB (1,162 words) - 06:04, 30 July 2020
• Agrostis
  membranous, smooth or scabridulous dorsally, apices truncate, obtuse, rounded, or acute, usually erose to lacerate, the lacerations sometimes obscuring the shape
  31 KB (1,893 words) - 03:29, 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
• Bromus sect. Bromopsis
  over the midvein, apices subulate, acute, obtuse or rounded, entire or slightly emarginate; awns straight, arising less than 1.5 mm below the lemma apices
  11 KB (779 words) - 02:52, 30 July 2020
• Dicranum
  cirrate when dry, generally falcate-secund, less often straight, undulate, rugose or smooth; apices acute to obtuse, tips sometimes deciduous, apparently
  26 KB (1,278 words) - 06:56, 30 July 2020
• Encalyptaceae
  apex broadly acute to rounded, mucronate to hair-pointed; margins plane to weakly recurved or incurved on one or both sides, more or less entire to crenulate
  10 KB (472 words) - 06:46, 30 July 2020
• Puccinellia
  Sheaths open to the base or nearly so; auricles absent; ligules membranous, acute to truncate, entire or erose; blades flat, folded, or involute. Inflorescences
  22 KB (1,516 words) - 03:14, 30 July 2020
• Polygonaceae subfam. Eriogonoideae
  Achenes brown to black or maroon, homocarpic, winged or unwinged, 3-gonous, less often lenticular or globose-lenticular to globose. Seeds: embryo straight
  21 KB (927 words) - 10:29, 30 July 2020
• Sagittaria
  obovate, base attenuate to hastate or sagittate, margins entire, apex round to acute. Inflorescences racemes, panicles, rarely umbels, of 1–17 whorls, erect,
  14 KB (539 words) - 00:58, 30 July 2020
• Spiranthes
  crisped; mentum or spur absent; column short, cylindric; anther cordate, apex acute or obtuse; pollinia clavate with slender viscidium; ovary sessile, cylindric
  18 KB (547 words) - 05:22, 30 July 2020
• Dichanthelium sect. Lanuginosa
  more or less ellipsoid, pubescent to subglabrous, acute to acuminate, upper glumes and lower lemmas not strongly veined. Upper florets acute to obtuse
  4 KB (866 words) - 04:02, 30 July 2020
• Drymocallis
  rough-thickened; ovule 1. Fruits aggregated achenes, individually deciduous, 10–80 or less, obliquely ovoid, 0.7–1.5 mm, glabrous; hypanthium persistent; sepals persistent
  22 KB (1,357 words) - 14:09, 30 July 2020
• Eriogonum subg. Eucycla
  campanulate; teeth (3–) 5–6 (–10), erect or occasionally spreading, apex acute to obtuse or rounded. Flowers bisexual or, infrequently, unisexual, not attenuate
  80 KB (1,352 words) - 10:29, 30 July 2020
• Poaceae tribe Stipeae
  Caryopses ovoid to fusiform, not beaked, pericarp thin; hila linear; embryos less than 1/3 the length of the caryopses. x = 7, 8, 10, 11, 12. The tribe Stipeae
  18 KB (1,356 words) - 02:45, 30 July 2020
• Pinus
  central resin canals; and P. thunbergiana —seed cones stalked with base more or less truncate, terminal bud not resinous, and leaves lacking central resin canals
  29 KB (1,428 words) - 00:26, 30 July 2020
• Lindbergia
  not plicate; margins plane, entire or faintly serrulate near apex; apex acute to short-acuminate, hairpoint sometimes present; costa single, strong, ending
  8 KB (515 words) - 07:45, 30 July 2020
• Carex sect. Ceratocystis
  apex obtuse, acute, or cuspidate. Perigynia ascending, spreading, or reflexed, proximal and middle perigyinia separated by internodes less than 1/10 their
  10 KB (625 words) - 02:18, 30 July 2020
• Achnatherum
  pubescent, sometimes ciliate; blades flat, convolute, or involute, apices acute, flexible, basal blades not overwintering, flag leaf-blades more than 10
  28 KB (2,014 words) - 02:45, 30 July 2020
• Encalypta
  elliptic, narrowly spathulate or occasionally lanceolate; apex broadly acute to rounded, mucronate to hair-pointed, occasionally cucullate; margins plane
  11 KB (510 words) - 06:46, 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
• Rhynchospora
  broadest near middle, usually less than 3 mm wide; longer leafy bracts extending beyond inflorescence; rhizomal internodes usually less than 2 mm thick. Rhynchospora
  38 KB (1,253 words) - 01:40, 30 July 2020
• Stellaria
  crassifolia [gemmae], S. fontinalis, S. humifusa, and S. irrigua) or not, apex acute or obtuse. Inflorescences terminal, open cymes, rarely axillary (S. alsine
  21 KB (985 words) - 10:17, 30 July 2020
• Carex sect. Paludosae
  apex acute to acuminate, often awned, usually glabrous, sometimes rough-ciliate apically or pubescent; distal scales acuminate or with awn less than 1/2
  13 KB (709 words) - 02:14, 30 July 2020
• Juncus subg. Graminifolii
  5 Flowers mostly several per culm; bracts acute to acuminate. > 6 5 Flowers uniformly solitary; bracts acute to truncate or absent. > 9 6 Capsules usually
  9 KB (398 words) - 00:55, 30 July 2020
• Tortella
  series beyond midleaf, gradually tapering distally or more or less abruptly narrowed; apex acute or obtuse, cucullate or concave, with an apiculus, mucro or
  21 KB (1,511 words) - 07:02, 30 July 2020
• Botrychium
  lanceolate to linear; margins entire to dentate to lacerate, apex rounded or acute; veins free, arranged like ribs of fan or pinnate. Sporophores normally 1
  19 KB (579 words) - 15:29, 15 December 2020
• Pottiaceae
  cells in one or more layers; apex rounded-obtuse to more commonly narrowly acute; costa ending a few cells before the apex to short-excurrent or long-excurrent
  28 KB (882 words) - 07:00, 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
• Philonotis
  or revolute, serrulate usually throughout, teeth single or paired; apex acute to acuminate or rarely obtuse; costa subpercurrent to excurrent, abaxial
  12 KB (605 words) - 07:34, 30 July 2020
• Stuckenia
  alternate, opaque, sessile, linear, channeled, turgid, acute at base acute, margins entire, apex obtuse to acute, veins 1–5; stipules not tubular, adnate to base
  8 KB (521 words) - 00:55, 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
• Rudbeckia sect. Rudbeckia
  attenuate, cuneate, or rounded, margins entire, dentate, or serrate, apices acute to obtuse, faces glabrous or hairy, sometimes glanddotted; cauline usually
  10 KB (649 words) - 22:36, 29 July 2020
• Crataegus sect. Coccineae
  shape, glandularity, and other characters, permits recognition of more or less distinct series; the delimitation of some series may warrant further attention
  28 KB (995 words) - 14:38, 30 July 2020
• Carex sect. Scirpinae
  spikes on different plants. Proximal pistillate scales with apex obtuse to acute, ciliate. Perigynia erect, veinless or obscurely veined, with 2 prominent
  7 KB (428 words) - 01:24, 30 July 2020
• Pohlia
  crudoides), finely serrate to serrulate near apex, rarely entire; apex acute (sometimes short-acuminate in P. melanodon); costa ending well before apex
  17 KB (677 words) - 07:39, 30 July 2020
• Smilax
  Coprosmanthus (Torrey) Bentham. The remaining North American species, all more or less woody, belong to sect. Smilax. The relatively small number of species (20)
  14 KB (755 words) - 06:14, 30 July 2020
• Abutilon
  lanceolate, ovate, cordate, or acuminate; corolla usually yellow or orange, less often pinkish, sometimes with dark red center; staminal column included or
  12 KB (726 words) - 11:23, 30 July 2020
• Carex sect. Racemosae
  papillose; beak absent or less than 0.2 mm. Carex buxbaumii 33 Perigynia gray-green, conspicuously papillose throughout; beak minute, less than 0.2 mm. Carex
  15 KB (557 words) - 02:02, 30 July 2020
• Amaranthus
  usually plane, slightly undulate, or crispate, rarely undulate-erose, apex acute, obtuse, or emarginate, usually mucronulate. Inflorescences terminal and/or
  32 KB (1,366 words) - 09:41, 30 July 2020
• Carex sect. Hymenochlaenae
  short-rhizomatous; shoots both vegetative and flowering. Culms usually maroon, or less often brown, tan, or pale green at base. Leaves: basal sheaths usually bladeless
  18 KB (940 words) - 02:10, 30 July 2020
• Fissidens
  where joined at their distal ends form an angle of less than 90°, a condition referred to as acute. In most species the vaginant laminae are unequal in
  33 KB (1,761 words) - 06:53, 30 July 2020
• Euphorbia sect. Anisophyllum
  with pubescence concentrated along keels or toward base, often glabrous or less hairy between keels. Euphorbia laredana 20 Capsules ± evenly hairy or pubescence
  36 KB (819 words) - 18:21, 29 July 2020
• Schistidium
  orange, or red tones. Leaves ovatelanceolate, occasionally ovate-triangular, less commonly lanceolate to linear-lanceolate or elliptical to ligulate, keeled
  22 KB (1,082 words) - 06:48, 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
• Dudleya cymosa
  oblong-triangular, 1.5–12 (–17) × 0.5–4 (–6) cm, 1–5 mm thick, base 0.5–3 cm wide, apex acute to acuminate or cuspidate or subobtuse, surfaces sometimes farinose, mostly
  10 KB (763 words) - 13:01, 30 July 2020
• Erpodiaceae
  enlarged, ± clavate; paraphyllia none; pseudoparaphyllia minute, ovate, acute; epidermal layer ± bulging, outer cortical cells small, firm-walled in 1–2
  12 KB (484 words) - 07:00, 30 July 2020
• Tortula
  margins occasionally with 1–4 cell rows often less papillose and smaller, walls thicker; apex broadly acute to rounded, lamina inserted laterally or to 45°
  26 KB (1,447 words) - 07:08, 30 July 2020
• Carex sect. Acrocystis
  elliptic or ovate to orbiculate, round or rounded-trigonous in cross-section, less than 10 mm, base tapering or rounded, often spongy, apex usually abruptly
  16 KB (801 words) - 01:21, 30 July 2020
• Ericameria
  concave, or flat), margins entire (sometimes undulate or crisped; apices acute to rounded or retuse), faces glabrous or sparsely to densely hairy (often
  23 KB (1,156 words) - 22:11, 29 July 2020
• Dichanthelium acuminatum
  Treatment appears in FNA Volume 25. Treatment on page 422. Plants more or less densely cespi¬tose. Basal rosettes usually well-differentiated; blades ovate
  16 KB (1,305 words) - 04:02, 30 July 2020
• Aristida
  glumes. Glumes often longer than the florets, thin, usually 1-3-veined, acute to acuminate; florets terete or weakly laterally compressed; calluses well-developed
  23 KB (1,150 words) - 04:51, 30 July 2020
• Bucklandiella
  or forming extensive paches or mats, green, brown, yellowish, olive green, less often blackish brown or occasionally jet-black. Stems erect, decumbent or
  13 KB (864 words) - 06:51, 30 July 2020
• Anemone
  (inflorescences and basal leaves). The word tuber refers to a swollen, more or less vertical underground stem. The aerial shoots arise from the apex of either
  19 KB (1,214 words) - 15:30, 15 December 2020
• Poa
  distinguishing Poa from other morphologically similar genera are: the more or less straight, rather than curly, roots; two-grooved, prow-shaped blades; partially
  87 KB (2,178 words) - 03:17, 30 July 2020
• Bromus
  lemmas, always shorter than the spikelets, glabrous or pubescent, usually acute, rarely mucronate; lower glumes 1-7 (9) -veined; upper glumes 3-9 (11) -veined;
  16 KB (1,697 words) - 02:52, 30 July 2020
• Crataegus (sect. Coccineae) ser. Lacrimatae
  to rounded, lobes 0 or 1–3 per side, sinuses usually shallow, lobe apex acute to obtuse, margins entire or serrate, very glandular, venation craspedodromous
  22 KB (1,233 words) - 13:46, 30 July 2020
• Papaver
  decumbent, less than 15 cm, capsules obconic to subglobose. > 16 16 Leaf blades generally green, not glaucous, primary lobes lanceolate, their apices acute to
  11 KB (522 words) - 08:35, 30 July 2020
• Juncus subg. Poiophylli
  absent or merely short, scarious or cartilaginous projections less than 2 mm. > 5 4 Capsules less than 3/4 length of tepals, borne widely spaced along usually
  9 KB (421 words) - 00:51, 30 July 2020
• Eragrostis
  not lobed, apices obtuse to acute, unawned; calluses glabrous or sparsely pubescent; lemmas usually glabrous, obtuse to acute, (1) 3 (5) -veined, usually
  33 KB (1,388 words) - 03:56, 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
• Maxillaria parviflora
  lanceolate, 9–20 × 0.9–2 cm, almost leathery, apex acute. Inflorescences several, at base of mature shoots, less than 1 cm. Flowers white to light yellow [purplish
  7 KB (613 words) - 05:32, 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
• 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
• Carex sect. Phaestoglochin
  cross-section, widest above base, base rounded, with spongy tissue, margins acutely angled, apex tapering, often abruptly beaked, glabrous; beak 0.3–3 mm, with
  15 KB (529 words) - 01:49, 30 July 2020
• Horkelia sect. Tridentatae
  (0–) 2–15 ultimate lobes or teeth not restricted to apex, or 1/10–1/4 or less to midrib into (0–) 3 (–5) teeth restricted to apex. Inflorescences open
  10 KB (847 words) - 14:08, 30 July 2020
• Allium canadense
  sheaths extending less than 1/4 scape; blade solid, flat, channeled, not carinate, 20–50 cm × 1–7 mm, margins entire or denticulate, apex acute to obtuse. Scape
  8 KB (568 words) - 05:48, 30 July 2020
• Orthotrichum
  linear-lanceolate, not rugose; margins entire or denticulate near apex; apex acute, acuminate, apiculate, or obtuse, awn absent (present in O. diaphanum); costa
  24 KB (641 words) - 07:46, 30 July 2020
• Atriplex argentea
  base subhastate or obtuse to acute, margin entire or essentially so, sometimes closely repand-dentate, apex obtuse to acute or rounded, scurfy (glabrous)
  9 KB (770 words) - 09:35, 30 July 2020
• Eriocaulon
  lingulate, narrowing gradually or abruptly from base, base noticeably lacunate, less distinctly so distally. Inflorescences: scape sheaths tubular, orifice oblique
  13 KB (541 words) - 01:03, 30 July 2020
• Elymus
  often present; ligules membranous, usually truncate or rounded, sometimes acute, entire or erose, often ciliolate; blades 1-24 (25) mm wide, abaxial surfaces
  45 KB (3,070 words) - 03:00, 30 July 2020
• Salix subg. Salix
  or oblanceolate, 2–14.4 times as long as wide, angle of base and of apex less than 90o, surface hairs white and/or ferruginous; juvenile blade hairs white
  14 KB (582 words) - 12:06, 30 July 2020
• Carex sect. Carex
  Inflorescences racemose, with (3–) 4–10 spikes; bracts leaflike, sheathless or sheath less than 4 mm, shorter or longer than diameter of stem; proximal (1–) 2–5 (–6)
  9 KB (468 words) - 02:15, 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
• Crataegus (sect. Coccineae) ser. Crus-galli
  tapered, or narrowed, lobes 0 or 1–3 per side, sinuses shallow, lobe apex acute, margins usually finely and evenly serrate, sometimes crenate, except near
  13 KB (1,053 words) - 14:38, 30 July 2020
• Delphinium subsect. Exaltata
  in some), spurs rarely intersecting rachis; pedicel ± spreading, usually less than 2 cm; rachis to midpedicel angle more than 30°; bracts ± similar to
  9 KB (653 words) - 08:27, 30 July 2020
• Glyceria
  Glumes much smaller than to equaling the adjacent lemmas, 1-veined, obtuse or acute, often erose; lower glumes 0.3-4.5 mm; upper glumes 0.6-7 mm; calluses glabrous;
  20 KB (1,626 words) - 03:20, 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
• Trisetum
  scabrous, apices usually acute, unawned, often apiculate; lower glumes 1 (3) -veined; upper glumes 3 (5) -veined, lateral-veins less than 1/2 the glume length;
  13 KB (1,134 words) - 02:39, 30 July 2020
• Corallorhiza
  spreading to closed; sepals and petals lanceolate to oblanceolate, apices acute to nearly obtuse; lip broadly obovate, with 2 basal lamellae, often with
  9 KB (511 words) - 05:31, 30 July 2020
• Panicum sect. Agrostoidea
  more or less appressed spikelets; branches narrow, nearly simple; pedicels 0.1-3 mm, crowded, somewhat secund. Spikelets long-ellipsoid, acute. Lower glumes
  5 KB (884 words) - 04:08, 30 July 2020
• Poaceae tribe Centotheceae
  sometimes lacking, if present, membranous, shorter than the florets, 2-9-veined, acute to obtuse; lowest florets sometimes sterile, with or without paleas; upper
  8 KB (695 words) - 03:55, 30 July 2020
• Clematis subg. Viorna
  margins) minutely puberulent, silky, woolly, or nearly glabrous, tips obtuse to acute; achene body pilose or short-pilose. > 4 3 Leaf blade 3.5-11 cm wide, prominently
  13 KB (470 words) - 08:24, 30 July 2020
• Cakile edentula
  8 dm. Cauline leaves: blade ovate to spatulate, or (distal) oblanceolate (less lobed), (smaller distally), margins crenate, dentate, or sinuate (not pinnatifid)
  5 KB (728 words) - 12:20, 30 July 2020
• Ophioglossum
  mm; margins entire; apex rounded, acute, or apiculate; veins anastomosing, main areoles to 15 × 4mm, but mostly less than 5 × 3 mm. Sporophores 1 per leaf
  9 KB (450 words) - 00:29, 30 July 2020
• Dactylorhiza majalis var. junialis
  slightly to less often strongly reflexed, with shallow sinus on either side of small toothlike middle lobe 1–3.5 mm, apex obtuse to acute, usually exceeding
  10 KB (1,012 words) - 05:27, 30 July 2020
• Funariaceae
  margins plane to somewhat incurved, entire to serrate, sometimes limbate, apex acute to acuminate, rarely somewhat blunt, costa single, percurrent to excurrent;
  12 KB (464 words) - 06:47, 30 July 2020
• Phalaris
  sometimes swollen at the base, not branching above the base. Leaves more or less evenly distributed, glabrous; sheaths open for most of their length, uppermost
  15 KB (1,207 words) - 02:41, 30 July 2020
• Eucephalus
  chartaceous at bases, margins sometimes hyaline, especially proximally; apices acute to obtuse, green, usually puberulent, tomentose, and/or stipitate-glandular
  12 KB (637 words) - 21:48, 29 July 2020
• Croton
  punctatus 7 Plants dioecious; leaf blades usually less than 1/2 as wide as long, petioles usually less than 1/2 as long as leaf blade; c Texas to California
  24 KB (874 words) - 18:18, 29 July 2020
• Crataegus (sect. Coccineae) ser. Rotundifoliae
  the C. chrysocarpa complex have relatively small, more or less ovate to rhombic-ovate, acute-tipped, sharply lobed leaves with glandular petioles and gland-tipped
  20 KB (1,294 words) - 13:44, 30 July 2020
• Amelanchier
  single-stemmed tree and can flower when stems are less than one meter. Adverse conditions can constrain arboreal species to less than a meter in height for many years
  22 KB (1,558 words) - 13:48, 30 July 2020
• Glyceria sect. Hydropoa
  appressed to the panicle branches. Lemmas with apices acute to rounded or truncate, more or less flat to slightly prow-shaped; paleas keeled, keels not
  4 KB (755 words) - 03:21, 30 July 2020
• Silene
  leaves); blade 1–5-veined, linear to obovate or spatulate, herbaceous, apex acute to obtuse. Inflorescences terminal or sometimes axillary, simple or branched
  36 KB (1,364 words) - 10:24, 30 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
• Tolmiea
  irregularly serrate to nearly dentate, each tooth ending in glandular hair, apex acute (rarely obtuse), surfaces subglabrous to stipitate-glandular; venation palmate
  9 KB (634 words) - 12:58, 30 July 2020
• Polypodium amorphum
  than 6 cells wide. Segments oblong, less than 12 mm wide; margins entire to crenulate; apex rounded to broadly acute; midrib glabrous adaxially. Venation
  6 KB (453 words) - 00:33, 30 July 2020
• Hexalectris spicata
  8–20 mm; lateral sepals oblong-ovate to oblong-lanceolate, falcate, apex acute; petals weakly to strongly recurved, elliptic, oblong-obovate, oblanceolate
  6 KB (526 words) - 05:28, 30 July 2020
• Papaver radicatum
  lanceolate or strap-shaped, apex obtuse to acute. Inflorescences: scapes erect or bowed and decumbent, less than 15 cm, sparsely to densely hispid. Flowers
  6 KB (439 words) - 15:26, 15 December 2020
• Maianthemum
  rounded or cordiform, margins flat or undulate, denticulate or entire, apex acute or caudate. Inflorescences terminally paniculate or racemose, 5–250-flowered
  9 KB (616 words) - 05:45, 30 July 2020
• Trillium
  Bract blade green, often with maroon undertones early, apex acuminate, blunt-acute, or rounded; scapes round in cross section. > 5 5 Pedicel recurved below
  30 KB (822 words) - 06:13, 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
• Polypodium
  stiff; sori less than 3 mm diam.; venation free to anastomosing, occasionally forming 1 or more rows of areoles; leaf segments usually less than 12 mm wide
  13 KB (793 words) - 00:23, 30 July 2020
• Amelanchier laevis
  proximal 1/2 and (1–) 5–9 (–13) teeth in distalmost cm, largest teeth less than 1 mm, apex acute to acuminate, abaxial surface glabrous (or sparsely hairy) by
  10 KB (1,011 words) - 13:49, 30 July 2020
• Kallstroemia
  persistent, herbaceous, falcate, apex acuminate; petiolules very short to absent, less than 1 mm; leaflets 6–16 (–20), opposite, distinct, elliptic to broadly oblong
  13 KB (670 words) - 18:18, 29 July 2020
• Polypodium triseriale
  slightly narrowed but broadly adnate at base, less than 35 mm wide; margins entire or slightly wavy; apex acute; midrib glabrous adaxially. Venation anastomosing
  6 KB (433 words) - 00:34, 30 July 2020
• Carex sect. Anomalae
  4–8 (–9) spikes; proximal nonbasal bracts leaflike, sheathless or sheath less than 4 mm, pubescent; lateral spikes pistillate, pedunculate, prophyllate;
  7 KB (430 words) - 02:13, 30 July 2020
• Erigeron
  pistillate, fertile; corollas usually white to bluish or purplish to pink, less commonly yellow (coiling from apices, reflexing at tube/lamina junction,
  97 KB (2,063 words) - 21:58, 29 July 2020
• Microbryum
  serrulate near apex, margins occasionally less papillose and somewhat thicker walled than medially; apex broadly acute; costa excurrent as an apiculus, mucro
  13 KB (810 words) - 07:12, 30 July 2020
• Carex sect. Inflatae
  dense, with 15+ perigynia. Pistillate scales persistent, less than 10 mm, apex obtuse, acute to acuminate, rarely awned. Perigynia eventually spreading
  6 KB (427 words) - 01:26, 30 July 2020
• Ptychostomum subg. Ptychostomum
  reduced peristomes and large spores, and those that are dioicous, have more or less well-developed peristomes, and small spores. None. Ptychostomum acutiforme
  11 KB (764 words) - 07:38, 30 July 2020
• Heterotheca villosa
  strigoso-ciliate, sparsely to abundantly long-hispido-strigose proximally, apices acute to obtuse, sometimes mucronate, faces sparsely to densely hispido-strigose
  18 KB (1,184 words) - 21:57, 29 July 2020
• Bartramiaceae
  weakly bordered, toothed distally or throughout, teeth single or paired; apex acute, acuminate, or rarely obtuse; costa strong; laminal cells rounded-quadrate
  11 KB (380 words) - 07:34, 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
• Collinsia
  banner lobe bases with folds not 2-crested, not crescent-shaped, extending less than 1 mm from throat openings, or folds absent. > 2 2 Flowers crowded; pedicels
  16 KB (737 words) - 19:04, 29 July 2020
• Groutiella
  rugose; margins entire or denticulate; apex rounded-obtuse and mucronate or acute and subulate; costa percurrent or excurrent; basal laminal cells oblate to
  7 KB (494 words) - 07:43, 30 July 2020
• Grimmia
  mitrate or cucullate, not erose, small to medium, usually covering 1/2 or less of capsule, sometimes just covering operculum, smooth. North America, Mexico
  25 KB (759 words) - 06:48, 30 July 2020
• Eurybia
  in distal 1/3–3/4 of phyllary (outer) to less than 1/6 and only along midnerves (inner), apices obtuse to acute, faces glabrous, ± strigillose, puberulent
  20 KB (1,017 words) - 22:19, 29 July 2020
• Poaceae
  Spikelets with 1 sexual floret or the spikelets bulbiferous; glumes absent or less than ¼ as long as the adjacent floret; lower glumes, if present, without
  35 KB (1,876 words) - 02:36, 30 July 2020
• Herrickia
  1/5–9/10, rarely wholly foliaceous (outer) to less than 1/6 and only along midveins (inner); (apices acute to long-acuminate), faces glabrous, usually stipitate-glandular
  10 KB (687 words) - 22:18, 29 July 2020
• Eleocharis cylindrica
  5–2 × 0.8 mm, entire, apex acute, not carinate. Flowers: perianth bristles 3–6, stramineous, stout, unequal, rudimentary to less than 1/2 achene length; stamens
  8 KB (656 words) - 01:26, 30 July 2020
• Honckenya
  usually elliptic to ovate, less commonly lanceolate to oblanceolate, obovate, or broadly elliptic, succulent, apex acute to acuminate or apiculate. Inflorescences
  10 KB (561 words) - 10:21, 30 July 2020
• Carex albicans
  apex usually acuminate, sometimes acute or mucronate; staminate scales lanceolate to ovate, 2.8–6 × 0.6–1.9 mm, apex acute to acuminate. Anthers 1.5–2.7 mm
  8 KB (680 words) - 01:22, 30 July 2020
• Lewisia cotyledon
  bracts, blade oblong to ovate, 5–10 mm, margins glandular-toothed, apex acute to occasionally obtuse. Inflorescences dense, paniculate to subumbellate
  7 KB (476 words) - 09:45, 30 July 2020
• Dioscorea polystachya
  twining clockwise, unwinged, terete, climbing to 5 m, producing small bulbils (less than 2 cm diam.) in leaf-axils. Leaves alternate proximally, usually opposite
  9 KB (687 words) - 05:18, 30 July 2020
• Nymphaea
  divergent to overlapping, margins entire to spinose-dentate, apex of lobe acute or acuminate to widely rounded; primary venation mostly palmate, midrib with
  8 KB (500 words) - 08:37, 30 July 2020
• Cerastium
  not succulent (except in C. bialynickii, C. regelii, and C. viride), apex acute to obtuse. Inflorescences terminal, open or congested cymes, or flowers solitary
  21 KB (1,044 words) - 10:15, 30 July 2020
• Hennediella
  dentate distally or less commonly entire, bordered (sometimes intramarginally) by shortrectangular to elongate cells, usually less papillose, occasionally
  12 KB (806 words) - 07:13, 30 July 2020
• Bromus carinatus
  biennial, or perennial; loosely cespitose. Culms 45-120 (180) cm tall, usually less than 3 mm thick, erect. Sheaths mostly glabrous or retrorsely soft pilose
  8 KB (859 words) - 02:52, 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
• 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
• Elodea
  proximalmost nodes, submersed, sessile; blade linear to linear-lanceolate, apex acute; midvein without lacunae along side (s), blade uniform in color throughout;;
  8 KB (497 words) - 01:01, 30 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 mm,
  9 KB (460 words) - 02:08, 30 July 2020
• Funaria
  proximally, oblong-ovate to broadly obovate distally; concave; apex usually acute or acuminate margins erect, entire to serrate beyond middle; costa single
  12 KB (730 words) - 06:47, 30 July 2020
• Fritillaria
  rounded to acute, not recurved; flowers not noticeably fragrant; n California. Fritillaria pluriflora 4 Tepals white to pink, oblanceolate, apex acute to apiculate
  13 KB (449 words) - 05:41, 30 July 2020
• Polypodium glycyrrhiza
  adaxially; scales linear, usually less than 3 cells wide. Segments linear to oblong, less than 12 mm wide; margins serrate; apex acute to attenuate; midrib puberulent
  7 KB (537 words) - 00:25, 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
• Ptychostomum subg. Cladodium
  polyoicous; peristome well developed or reduced; endostome basal membrane usually less than 1/2 exostome height; spores (8-)22-30(-50) µm > 9 2 Sexual condition
  12 KB (762 words) - 07:37, 30 July 2020
• Carex bigelowii subsp. bigelowii
  attenuate, less often cuneate. Perigynia green, spotted purple-black on apical 1/2, not uniformly black, 1.8–3.5 × 1.1–2 mm; stipe 0.15–0.45 mm, apex acute, sometimes
  5 KB (702 words) - 02:02, 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
• 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
• Festuca californica
  30-150 (200) cm, glabrous or pubescent, sometimes scabrous. Sheaths closed for less than 1/3 their length, persistent, glabrous or pilose, smooth or scabrous
  11 KB (1,079 words) - 03:09, 30 July 2020
• Parietaria
  style persistent or not; stigma tufted, deciduous. Achenes stipitate, ovoid, acute or mucronate (style base sometimes persisting as apical or subapical mucro)
  7 KB (312 words) - 08:27, 30 July 2020
• Polypodium appalachianum
  than 6 cells wide. Segments linear to oblong, less than 8 mm wide, margins entire to crenulate; apex acute to narrowly rounded; midrib glabrous adaxially
  6 KB (563 words) - 00:31, 30 July 2020
• Polypodium sibiricum
  than 6 cells wide. Segments oblong, less than 7 mm wide; margins entire to crenulate; apex rounded to broadly acute; midrib glabrous adaxially. Venation
  6 KB (524 words) - 00:22, 30 July 2020
• Eschscholzia
  Petals 15 mm or less, yellow; inland California Coast Ranges. Eschscholzia rhombipetala 10 Flower buds blunt or rounded short-acuminate, tip less than 1/4 length
  9 KB (321 words) - 08:45, 30 July 2020
• Polystachya concreta
  speciesPolystachya concreta (Jacquin) Garay & H. R. Sweet in R. A. Howard, Fl. Less. Antill. 1: 178. 1974. James D. Ackerman Common names: Yellow spike orchid
  8 KB (725 words) - 05:29, 30 July 2020
• Plagiomnium
  entire, teeth single, sharp or blunt, of 1–2 (–4) cells, rarely hooked; apex acute, acuminate, obtuse, rounded, truncate, retuse, or emarginate, mucronate,
  15 KB (750 words) - 07:41, 30 July 2020
• Amelanchier nitens
  proximal 1/2 and (0–) 2–6 (–9) teeth in distalmost cm, largest teeth less than 1 mm, apex acute to rounded, abaxial surface sparsely to moderately hairy (or glabrous)
  8 KB (738 words) - 13:48, 30 July 2020
• Taraxacum
  margins subentire to dentate or pinnately lobed (apices rounded or obtuse to acute or acuminate, faces glabrous or glabrate to sparsely villous, pilose, or
  28 KB (2,401 words) - 20:10, 29 July 2020
• Chloris
  panicles falling intact. Glumes unequal, exceeded by the florets, lanceolate, acute to acuminate, usually unawned, occasionally awned, awns to 0.3 mm; calluses
  21 KB (1,159 words) - 04:42, 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
• Saxifraga
  hydathodes in S. aizoides, S. nathorstii, S. oppositifolia, S. paniculata), apex acute to obtuse or rounded; venation pinnate or palmate. Inflorescences thyrses
  21 KB (1,151 words) - 12:59, 30 July 2020
• Solidago
  ovate, unequal to rarely subequal, margins scarious, (apices rounded to acute or attenuate), faces glabrous or sparsely pilose or puberulent, sometimes
  18 KB (1,000 words) - 21:32, 29 July 2020
• Taxaceae
  clothed by leaves but ± ridged by decurrent leaf-bases; longest internodes less than 1 cm; buds ± inconspicuous. Roots fibrous to woody. Leaves (needles)
  8 KB (400 words) - 00:29, 30 July 2020
• Hylocomiaceae
  serrate to serrulate, sometimes nearly entire; apex acuminate or sometimes acute to rounded; costa usually double, 1/4–2/3 leaf length, sometimes single or
  9 KB (433 words) - 07:44, 30 July 2020
• Campylocentrum pachyrrhizum
  sepals brownish orange, elliptic to elliptic-lanceolate, 4 × 1.5 mm, apex acute; petals creamy white with pink flush, otherwise similar to sepals, 3.5 ×
  6 KB (501 words) - 05:29, 30 July 2020
• Juniperus occidentalis
  spreading to ascending; branchlets erect, 3–4-sided in cross-section, ca. 2/3 or less as wide as length of scalelike leaves. Leaves green, abaxial glands ovate
  5 KB (449 words) - 00:29, 30 July 2020
• Amelanchier arborea
  proximal 1/2 and (3–) 5–9 (–13) teeth in distalmost cm, largest teeth less than 1 mm, apex acute to acuminate, abaxial surface densely (moderately) hairy by flowering
  10 KB (1,028 words) - 13:49, 30 July 2020
• Microseris douglasii
  margins entire, dentate, or pinnately lobed (lobes slender, tapering), apices acute to acuminate, faces ± scurfy-puberulent. Peduncles erect or curved-ascending
  7 KB (621 words) - 20:24, 29 July 2020
• Carex deflexa
  perigynia, apex obutse, acute, or acuminate (cuspidate on some basal spikes); staminate scales ovate, 2.4–4 × 1–1.9 mm, apex acute to acuminate. Anthers
  8 KB (680 words) - 01:21, 30 July 2020
• Eleocharis engelmannii
  leaf-sheath obtuse to acute, tooth to 0.3 mm. Spikelets lanceoloid to subcylindric or ovoid, 5–10 (–20) × 2–3 (–4) mm, apex acute (to rounded); proximal
  8 KB (791 words) - 01:30, 30 July 2020
• Dichanthelium ovale
  papillose-pilose, obtuse or slightly acute. Lower glumes 1/3 – 1/2 as long as the spikelets, often triangular, not strongly veined, usually acute or subacute; upper glumes
  10 KB (1,144 words) - 04:02, 30 July 2020
• Bouteloua
  subequal, 1 or both glumes equaled or exceeded by the distal floret, 1-veined, acute or acuminate, sometimes shortly awned; lower glumes usually shorter than
  16 KB (1,065 words) - 04:46, 30 July 2020
• Neurodium lanceolatum
  erect-arching, 1–4.5 dm. Petiole less than 3.5 cm. Blade 20 × 1.3 cm, leathery; base narrowly cuneate to attenuate; apex acute to rounded. Sori to 6 cm, ending
  3 KB (344 words) - 00:33, 30 July 2020
• Carex sect. Dornera
  Proximal pistillate scales deciduous before perigyinia, apex obtuse to acute. Perigynia erect but eventually spreading, proximal somewhat reflexed at
  5 KB (379 words) - 02:19, 30 July 2020
• Pecluma ptilodon var. caespitosa
  linear-lanceolate. Leaves erect, or arching in large plants. Petiole dark-brown, less than 1/10 length of blade, pubescent with both simple and branched, short
  5 KB (370 words) - 00:31, 30 July 2020
• Polypodium saximontanum
  than 6 cells wide. Segments oblong, less than 12 mm wide; margins entire to crenulate; apex rounded to broadly acute; midrib glabrous adaxially. Venation
  6 KB (505 words) - 00:34, 30 July 2020
• Polypodium calirhiza
  Segments linear-lanceolate to oblong, usually less than 15 mm wide; margins conspicuously serrate; apex obtuse to acute; midrib puberulent adaxially. Venation
  6 KB (503 words) - 00:24, 30 July 2020
• Amaranthus acanthochiton
  denticulate, apex acute or acuminate; of staminate flowers shorter than tepals, apex acute. Pistillate flowers: outer tepals rudimentary, less that 1.2 mm;
  9 KB (688 words) - 09:41, 30 July 2020
• Horkelia sect. Horkelia
  entire, sometimes toothed; hypanthium interior pilose or glabrous; sepals acute; petals white, oblong-oblanceolate to round, apex obtuse to truncate to emarginate;
  10 KB (768 words) - 14:06, 30 July 2020
• Panicum philadelphicum
  purplish, bases truncate to subcordate and ciliate on the margins, apices acute. Panicles 7-27 cm long, 4-24 cm wide, 1/4 - 1/3 as long as the plants, diffuse
  10 KB (1,265 words) - 04:06, 30 July 2020
• Pteris
  2–3-grooved adaxially, scaly at base, glabrous or scaly distally, with 1 (less often 2 or more) vascular-bundle. Blade oblong to lanceolate to deltate,
  8 KB (450 words) - 00:35, 30 July 2020
• Avenula
  sometimes closed for most of their length; auricles absent; ligules membranous, acute to truncate; blades flat or folded, adaxial surfaces unribbed, with a furrow
  7 KB (815 words) - 03:34, 30 July 2020
• Agoseris
  linear-lanceolate to cuneate-oblanceolate, 11–35 × 2–6 imm, acute, not flagged (apices acute), faces gray-pubescent. Heads 3–25 in corymbiform to paniculiform
  12 KB (714 words) - 20:21, 29 July 2020
• Juniperus virginiana
  generally erect, sometimes lax to flaccid, 3–4-sided in cross-section, ca. 2/3 or less as wide as length of scalelike leaves. Leaves green but sometimes turning
  6 KB (522 words) - 00:24, 30 July 2020
• Salix subg. Protitea
  elliptic, or linear, 2.5–13 times as long as wide, angles of base and apex less than 90o, surface hairs usually white, sometimes also ferruginous; juvenile
  15 KB (947 words) - 12:03, 30 July 2020
• Plumbago
  short-petiolate (petiole usually less than 1.5 cm); blade elliptic to oblanceolate or spatulate, base narrowed, margins entire, apex acute, acuminate, or obtuse,
  7 KB (411 words) - 10:13, 30 July 2020
• Commelina diffusa
  lanceolate-elliptic or ovate, 1.5–14 × 0.5–3.3 cm, margins scabrous, apex acute to acuminate, glabrous. Inflorescences: distal cyme 1–several-flowered, usually
  7 KB (428 words) - 00:57, 30 July 2020
• Amelanchier pallida
  2–5 (–9) teeth in distalmost cm, largest teeth less than 1 mm, apex rounded, truncate, or emarginate to acute and mucronate, abaxial surface moderately (sparsely)
  7 KB (620 words) - 13:48, 30 July 2020
• Amelanchier intermedia
  1/2 and (5–) 13–19 (–20) teeth in distalmost cm, largest teeth less than 1 mm, apex acute to short-acuminate, abaxial surface sparsely hairy by flowering
  8 KB (693 words) - 13:49, 30 July 2020
• Juncus subg. Genuini
  drummondii 2 Leaf blade well developed. > 3 3 Perianth 6–9 mm; capsules oblong, acute Juncus parryi 3 Perianth 4–5 mm; capsules ovoid, retuse Juncus hallii 4 Culms
  6 KB (353 words) - 00:55, 30 July 2020
• Tribulus
  stipules persistent, herbaceous, subulate to falcate, apex acute; petiolules very short to absent, less than 1 mm; leaflets 6–16 (–20), opposite, distinct, oblong
  10 KB (543 words) - 18:16, 29 July 2020
• Eleocharis bella
  abaxially, slightly inflated distally, oblique, apex acute. Spikelets ovoid, 1.5–4 × 0.8–2 mm, apex acute; floral scales 4–15, 8 per mm of rachilla, colorless
  7 KB (668 words) - 01:30, 30 July 2020
• Luzula parviflora
  cm × 3–5 mm, apex acute to acuminate. Inflorescences anthelate, few-to-many flowered, 4–20 × 4–12 cm; major branches spreading less than 90°, lax, often
  8 KB (554 words) - 00:57, 30 July 2020
• Canna
  elliptic, 20–70 cm × 15–30 cm, base gradually or abruptly tapered, apex acute to acuminate. Inflorescences: peduncles green [magenta], often glaucous;
  9 KB (865 words) - 01:00, 30 July 2020
• Carex luzulina
  dark purple with paler midvein, ovate to obovate, 1.9–3.5 × 1–1.7 mm, apex acute or obtuse. Staminate scales gold to purple-brown with pale, 2.9–4.5 × 0.7–1
  7 KB (593 words) - 02:12, 30 July 2020
• Carex bigelowii subsp. lugens
  cuneate, less often attenuate. Perigynia green, uniformly purple-black on apical 1/2, 1.5–2.9 × 0.9–2 mm; stipe 0–0.15 mm, apex rounded or acute, strongly
  5 KB (815 words) - 02:02, 30 July 2020
• Carex sect. Glaucescentes
  terminal spikes usually staminate. Proximal pistillate scales with apex acute to acuminate or awned, awn to 3.5 mm; staminate scales awned. Perigynia divergent
  7 KB (422 words) - 02:06, 30 July 2020
• Trichostomum
  the distal 1/2–3/4, occasionally with a narrow, less papillose border; apex narrowly to broadly acute or rounded, occasionally broken or reflexed; costa
  16 KB (1,136 words) - 07:01, 30 July 2020
• Polypodium scouleri
  when immature. Sporangiasters absent. Spores usually less than 52 µm, rugose, surface projections less than 3 µm tall. 2n = 74, 111. Phenology: Sporulating
  6 KB (496 words) - 00:27, 30 July 2020
• Cotoneaster
  usually diagnostic. The leaves of fertile shoots are usually smaller and less typical than those on sterile ones. Shaded plants have larger leaves than
  31 KB (1,652 words) - 14:31, 30 July 2020
• Zephyranthes
  shorter the filaments in relative length. The longer the perianth tube, the less the stamens diverge, to the point of fasciculation. The timing of the opening
  12 KB (861 words) - 05:58, 30 July 2020
• Persicaria sect. Persicaria
  lunate blotch adaxially, lanceolate to narrowly elliptic, base tapered, acute, rounded, or cordate, margins entire. Inflorescences terminal or terminal
  12 KB (760 words) - 10:11, 30 July 2020
• Bruchia
  linear-lanceolate from a somewhat broadened ovate or oblong base, 1–2 mm, apex acute to acuminate, margins entire or serrulate; costa subpercurrect to shortly
  6 KB (403 words) - 06:59, 30 July 2020
• Drypetes
  flowers: sepals 4–5 [–7]; nectary annular or lobed [absent]; styles 1 mm or less; stigmas dilated [2-fid, reniform, or subpeltate]. x = 10. Fla., Mexico,
  5 KB (251 words) - 18:28, 29 July 2020
• Salix ovalifolia
  revolute or flat, entire, sometimes ciliate, apex convex, rounded, acuminate, acute, or retuse, abaxial surface glabrous, villous, long-silky, pubescent, or
  13 KB (835 words) - 12:25, 30 July 2020
• Zygophyllum
  triangular, apex acute; petiolules absent; leaflets 2 [–10], opposite, distinct, obovate, flat [terete], equal, base oblique, apex rounded [acute or obtuse]
  7 KB (384 words) - 18:32, 29 July 2020
• Carex abrupta
  proximal internode 1–3 mm; 2d internode 1–2 mm, these 2 internodes collectively less than 1/3 as long as inflorescences; proximal bracts bristlelike, shorter
  8 KB (712 words) - 01:55, 30 July 2020
• Penstemon attenuatus
  base tapered, margins entire, rarely denticulate, apex rounded to obtuse or acute; cauline 2–5 (–7) pairs, sessile or proximals short to long-petiolate, 15–90
  11 KB (736 words) - 19:13, 29 July 2020
• Polypodium virginianum
  than 6 cells wide. Segments oblong, less than 8 mm wide; margins entire to crenulate; apex rounded to broadly acute; midrib glabrous adaxially. Venation
  7 KB (596 words) - 00:29, 30 July 2020
• Carex albida
  beak tip to achene apex less than 1.4 mm. Phenology: Fruiting late spring–early summer. Habitat: Sphagnum bogs Elevation: less than 90 m Generated Map
  7 KB (597 words) - 02:12, 30 July 2020
• Panicum brachyanthum
  tuberculate, hispid, faintly veined, acute or acuminate at the apices. Lower glumes usually less than 1 mm, obtuse or acute; upper glumes and lower lemmas subequal
  7 KB (1,050 words) - 04:10, 30 July 2020
• Calymperes
  condition dioicous. Seta single. Capsule mostly well-exserted, sometimes more or less immersed, cylindric; peristome absent. Calyptra persistent, enclosing the
  7 KB (547 words) - 07:15, 30 July 2020
• Marsilea
  distal to stalk apex (distal tooth); sporocarps densely to sparsely hairy, less so with age, dehiscing into 2 valves. Nearly worldwide Species identification
  6 KB (374 words) - 00:23, 30 July 2020
• Alopecurus
  sheaths sometimes inflated; auricles absent; ligules 0.6-6.5 mm, truncate to acute, membranous, puberulent or glabrous, entire to lacerate; blades 0.7-12 mm
  13 KB (1,084 words) - 02:42, 30 July 2020
• Crataegus sect. Macracanthae
  similar to some species of sect. Coccineae; it differs in possessing more or less pitted pyrenes. None. Crataegus (sect. Macracanthae) ser. Anomalae, Crataegus
  6 KB (606 words) - 14:37, 30 July 2020

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