Search results
- projections; adaxial scales sparse, deciduous, stellate to coarsely ciliate, mostly circular to elliptic, peltate, body more than 5 cells wide. Sporangia containing6 KB (526 words) - 00:23, 30 July 2020
- few are geophytic, that is, stems are mostly deep-seated in the soil substrate, often with the plant consisting mostly of an enlarged taproot and the visible12 KB (831 words) - 09:19, 30 July 2020
- asterids (sympetaly, stamen number equal to petal number, stamen epipetaly, mostly 2–3-carpellate gynoecia); campanulids (early sympetaly), comprising eight275 KB (5,940 words) - 15:30, 15 December 2020
- bristlelike to rigid and needlelike or nail-like, terete to angled or flat, mostly hard (rarely corky or papery). Flowers bisexual (rarely unisexual or with40 KB (1,967 words) - 15:27, 15 December 2020
- sessile or petiolate; sheath not persisting longer than blade, not leaving circular scar when shed, ligulate, not auriculate, or rarely auriculate; intravaginal10 KB (800 words) - 01:00, 30 July 2020
- often gland-dotted, sometimes resinous or stipitate-glandular. Leaves (mostly persistent) cauline (often crowded, axillary leaf fascicles sometimes present);23 KB (1,156 words) - 22:11, 29 July 2020
- distally and brown proximally. Stems 0.2–4 (–10) cm, irregularly branching, mostly rounded-pentagonal but occasionally rounded-triangular in section, hyalodermis28 KB (882 words) - 07:00, 30 July 2020
- treatment herein is based mostly on the extensive studies by H. K. Svenson (1929, 1932, 1934, 1937, 1939, 1947, 1957), which were mostly restricted to species13 KB (1,127 words) - 02:15, 30 July 2020
- woody, especially toward base, smooth or tuberculate; areoles cushionlike, circular or nearly so (to linear), usually bearing conspicuous spines and always9 KB (803 words) - 09:14, 30 July 2020
- projecting rods usually higher than wide), sometimes joined in delicate network, mostly with ± warty surface. Gametophytes not green, usually fleshy, round or linear8 KB (289 words) - 00:26, 30 July 2020
- cream (ser. Montaninsulae) or pale-pink (ser. Aestivales, ser. Molles), ± circular, sometimes elliptic (ser. Lacrimatae) or ± elliptic (ser. Apiifoliae, ser26 KB (2,400 words) - 15:31, 15 December 2020
- blades filiform to narrowly oblanceolate (mostly adaxially sulcate to concave), 10–70 × 0.3–10 mm, midnerves mostly evident, apices acute, faces glabrous or16 KB (1,091 words) - 20:55, 29 July 2020
- entire, apex entire to variously split; blade 1-veined, threadlike to linear, mostly succulent, apex acute to acuminate. Inflorescences terminal cymes, branching13 KB (764 words) - 10:17, 30 July 2020
- apical portion (apophysis) bearing central, scarlike umbo; mature trees mostly round topped, usually less than 15 m; arid areas in w North America. Pinus13 KB (769 words) - 00:23, 30 July 2020
- perennials, subshrubs, or shrubs, (0.5–) 1–250 cm. Leaves mostly basal, or basal and cauline, or mostly cauline; opposite and/or alternate; usually sessile,15 KB (799 words) - 23:36, 29 July 2020
- present) linear to oblong; margins entire to crenulate; apex rounded. Venation mostly free or complexly anastomosing, with 1–several included veinlets in fertile9 KB (518 words) - 00:29, 30 July 2020
- papillose along margins; anthers 15–21, in ring of ca. 3 rows; ovules mostly 120–200. Seeds mostly 120–200.2n = 60 + 0–1B. Phenology: Flowering Jan–May. Habitat:3 KB (290 words) - 11:21, 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)have a ligule at the junction of the blade and the sheath. The ligule is mostly fused to the blade, with a narrow, entire or erose-ciliate free portion80 KB (3,349 words) - 15:29, 15 December 2020
- clusters. Pedicels mostly short. Flowers: hypanthium lined with fleshy, crenately lobed nectar disc; sepals 3–5 (–6), ovate to nearly circular, sometimes slightly11 KB (671 words) - 13:52, 30 July 2020
- stellate). Leaves basal and/or cauline; alternate; petiolate or sessile; blades mostly obovate to spatulate, usually 1–3-pinnately lobed, ultimate margins entire8 KB (556 words) - 20:43, 29 July 2020
- indusia formed by fusion of true indusium and minute blade tooth to form circular or slightly 2-valvate cup. Spores tetrahedral-globose, trilete (rarely5 KB (273 words) - 00:34, 30 July 2020
- on page 14, 487, 547, 548. Annuals (biennials) [perennials, subshrubs], mostly 5–90 cm (often aromatic). Stems 1–5+, erect to decumbent, usually branched8 KB (572 words) - 20:51, 29 July 2020
- notched or sharply folded if desiccated); areoles 1–52 mm apart along ribs, circular to linear, never completely confluent; cortex and pith soft, mucilaginous24 KB (1,147 words) - 09:19, 30 July 2020
- Haenk. 1: 93, plate 13. 1827. James D. Ackerman Etymology: Greek cyclo, circular, and pogon, beard, perhaps in reference to pubescent bases of sepals of8 KB (503 words) - 05:21, 30 July 2020
- unispicate (very rarely with short, sessile lateral spike of same sex), mostly erect, ellipsoid; primary inflorescence bracts leaflike, rarely scalelike8 KB (630 words) - 01:24, 30 July 2020
- fertile areoles. Sori often confined to distal region of leaf, discrete, circular to oval when immature, borne at tips of single veins, in 1–3 rows on either13 KB (793 words) - 00:23, 30 July 2020
- to rachis, sometimes deciduous with age; indusia lunate to reniform or circular with narrow sinus. Nephrolepis 5 Stolons absent; blades variously divided;15 KB (567 words) - 00:33, 30 July 2020
- shortrectangular to elliptic, papillose or smooth; transverse-section of costa circular to semicircular, adaxial epidermis present, adaxial stereid band absent26 KB (1,447 words) - 07:08, 30 July 2020
- hypanthium with fleshy, crenately lobed nectar disc; sepals 5, ovate to nearly circular, ± cucullate, margins narrowly hyaline, glaucous, glabrous; petals 5, usually9 KB (453 words) - 13:50, 30 July 2020
- than petals, margins entire or glandular-serrate; petals elliptic or ± circular in C. crocea, C. quaesita; stamens 20, anthers white to cream; styles (222 KB (1,233 words) - 13:46, 30 July 2020
- pyramidal, conic, truncate-conic, cylindroid, or mammillate, 2–10 mm; areoles circular, oval, pyriform, or elliptic, spiny and short or long woolly or glabrate;14 KB (926 words) - 09:24, 30 July 2020
- triangular to lanceolate, 1.5–5 × 0.5–1 mm, unequal, mostly chartaceous, midnerves evident, raised, mostly uniform in width to slightly dilated apically, (margins6 KB (582 words) - 22:13, 29 July 2020
- or subequal. Flowers sweet-smelling, sessile or subsessile, homostylous [mostly distylous]; sepals connate 1/2–2/3 length, nectary present; petals late-deciduous11 KB (471 words) - 11:23, 30 July 2020
- 96. Plants stem succulents, unbranched [to several branched from base], mostly low and deep-seated in substrate [taller in Mexican species]. Roots diffuse8 KB (738 words) - 09:22, 30 July 2020
- spongy, margin united only at base; seeds mostly less than 2.5 mm wide, usually distinctly dimorphic, mostly small and glossy black, but also some larger45 KB (1,022 words) - 09:34, 30 July 2020
- glabrous; stigma recessed. Capsules globose or slightly compressed laterally, circular or cordate in outline with longitudinal ridge across 1 or both faces; spines7 KB (383 words) - 18:29, 29 July 2020
- bulging-mammillose, often transversely elongate, with a sharply defined, circular or slitlike pit in the outer wall; operculum umbonate, with a short beak;13 KB (758 words) - 06:45, 30 July 2020
- rhizomatous. Culms 20-150 cm, sometimes tuberous at the base, erect. Leaves mostly cauline; sheaths open, glabrous, ribbed; auricles absent; ligules membranous7 KB (739 words) - 03:16, 30 July 2020
- Seminum (Frankfurt) 1836: 4. 1838. John L. Strother Etymology: Greek cyclo -, circular, and Latin achenium, achene allusion uncertain, perhaps to the ring of6 KB (501 words) - 23:26, 29 July 2020
- margin of segment mostly without included veinlets. Sori on veins, transverse, 2 in each major areole on included veinlets, circular to oblong; indument6 KB (400 words) - 00:28, 30 July 2020
- [wrinkled, roughened, or nearly smooth]; areoles elongate [circular and axillary, circular and subapical, or 2-parted], forming a wide woolly groove on9 KB (805 words) - 09:26, 30 July 2020
- sometimes mucronate, faces glabrous or sparsely hairy, gland-dotted (in circular, deep pits), resinous; axillary fascicles of 2–10 leaves, shorter than7 KB (608 words) - 22:15, 29 July 2020
- not evident, apices acute, faces puberulent, regularly gland-dotted (in circular, deep pits), resinous; axillary leaf fascicles present proximally, shorter7 KB (573 words) - 22:18, 29 July 2020
- obconic, 0.9–1.3 × 0.8–1.2 mm, pilose to sericeous; glands 4, yellow or pink, circular or oblong, 0.1–0.3 mm diam.; appendages white or pink, oblong, flabellate8 KB (625 words) - 18:24, 29 July 2020
- 5–4 mm. Phyllaries 16–24 in 3–5 series, mostly tan, narrowly oblong to elliptic, 1.5–6 × 0.4–0.8 mm, unequal, mostly chartaceous, midnerves evident on at7 KB (620 words) - 21:13, 29 July 2020
- acute, sometimes apiculate, faces glabrous, regularly gland-dotted (in circular, deep pits), resinous; axillary leaf fascicles sometimes present, shorter7 KB (598 words) - 22:27, 29 July 2020
- regularly gland-dotted (in circular, deep pits), resinous; axillary fascicles of 2–10 leaves, shorter than subtending leaves. Heads mostly borne singly, sometimes7 KB (619 words) - 22:25, 29 July 2020
- 3–5 series, mostly tan, ovate to elliptic, 2.5–7 × 0.6–1.5 mm, unequal, outer ± herbaceous or herbaceous-appendaged, mid and inner mostly chartaceous,7 KB (613 words) - 22:24, 29 July 2020
- , nc Mexico Pollination is by small (mostly halictid) bees (M. E. Medley 1979). Pollination by small bees, mostly Augochlora pura, has also been reported8 KB (701 words) - 05:28, 30 July 2020
- narrowly 2-stratose; one or both leaf margins recurved (G. reflexidens plane) (mostly subg. Rhabdogrimmia) > 7 6 Leaves 2-3-stratose distally or 1-stratose with25 KB (759 words) - 06:48, 30 July 2020
- funnelform; flowers 1 per involucre [7a. Mirabilis sect. Mirabilis] > 8 7 Fruits circular in cross section; perianth 0.5-1.8 cm, short funnelform; flowers 1-3 per15 KB (526 words) - 09:38, 30 July 2020
- or hairy, often gland-dotted and/or resinous. Leaves basal and cauline or mostly cauline; alternate; petiolate (proximal) or sessile (distal); cauline blades23 KB (1,525 words) - 22:29, 29 July 2020
- pith lacking mucilage, 4–6 cm wide; areoles 1–1.6 cm apart along ribs, circular, 4–6 mm, hairs reddish-brown. Spines 11–14 (–19), thin, straight; radial9 KB (986 words) - 09:21, 30 July 2020
- Roots diffuse [tuberlike in E. pachyrhiza of Mexico]. Stems unsegmented, mostly spheric, often flat-topped, 1–4 (–6) × 2–4 (–6) cm, surface completely obscured10 KB (830 words) - 09:26, 30 July 2020
- often dominant forest trees in temperate, subtropical, and tropical areas, mostly Northern Hemisphere Genera 9, species probably 600-800 (5 genera, 97 species13 KB (591 words) - 08:36, 30 July 2020
- from a dormant bud); short (spur) shoots absent; leaf-scars prominent, ± circular to broadly elliptic, flush with twig surface, slightly depressed, or slightly16 KB (1,110 words) - 00:33, 30 July 2020
- 5–4(–5) mm wide. > 5 2 Bodies of pistillate scales 2.2–4.4 × 1.2–2.4 mm, mostly more than 1/2 length of perigynia, apex acuminate to awned; anthers 1.5–315 KB (529 words) - 01:49, 30 July 2020
- tubercles on distal stems of old plants); areoles 1 cm apart along ribs, circular, elliptic, or shield-shaped, with dense, tannish white to gray hairs; areolar10 KB (820 words) - 09:21, 30 July 2020
- adaxially, stipitate, lanceolate to ovate, planoconvex in cross-section, mostly 2 times as long as wide, widest at base, base rounded or truncate, with9 KB (619 words) - 01:46, 30 July 2020
- acute to acuminate, faces glabrous or sparsely hairy, gland-dotted (in circular, deep pits), resinous; axillary fascicles of 2–15 leaves, shorter than7 KB (612 words) - 22:28, 29 July 2020
- layer, hydroid strand absent, abaxial stereid band present, crescentic to circular in sectional shape, abaxial epidermis weakly differentiated; proximal cells9 KB (773 words) - 07:08, 30 July 2020
- Mentioned on page 97, 187. Trees or shrubs, erect, arching, or procumbent, mostly branched from base. Roots adventitious if plant procumbent. Stems unsegmented13 KB (1,143 words) - 09:21, 30 July 2020
- tubercles 8–18 (–22) mm; areoles circular 3–4 mm in diam.; wool yellowish white. Spines (1–) 5–15 per areole, mostly in distal areoles, 3–5 cm; major 1–37 KB (717 words) - 09:16, 30 July 2020
- petals 3, erect, spreading or rarely reflexed, sometimes very reduced and mostly hidden by sepal bases; stamens opposite sepals, free but appressed to style-branches;20 KB (1,129 words) - 06:06, 30 July 2020
- spreading recurved when moist; usually long-ligulate, occasionally ovate to circular, adaxial surface flat to broadly convex, 0.3–1.1 (–2) mm; base scarcely15 KB (1,012 words) - 07:04, 30 July 2020
- Illustrator: Cindy Roché Copyright: Utah State University Culms to 30 cm, mostly glab¬rous, puberulent below the spikes. Sheaths of upper leaves inflated;5 KB (853 words) - 02:56, 30 July 2020
- blades 2-8 cm long, 0.5-1.5 mm wide, flat to involute, adaxial surfaces mostly glabrous, often pilose basally. Panicles usually with only 1 branch (terminating7 KB (894 words) - 04:48, 30 July 2020
- short cylindric, 0.7–5.5 × 1–3 cm; areoles circular, villous. Spines smooth, relatively hard, all radial, mostly 18–26 per areole, spreading, recurved, or6 KB (712 words) - 09:24, 30 July 2020
- elongate near apex, in 4–8 rows; transverse-section ovate, occasionally circular or semicircular, adaxial epidermis present, adaxial stereid band present18 KB (1,487 words) - 07:02, 30 July 2020
- Leaves: petiole apical glands sessile, circular when dry, 0.2–0.3 mm diam.; blade 0.6–1.5 (–3) × 0.5–1.2 cm, length mostly 2 times width or less, membranous4 KB (448 words) - 18:28, 29 July 2020
- Leaves: petiole apical glands sessile, circular when dry, 0.2 mm diam.; blade 0.7–3.5 × 0.5–1.5 cm, length mostly 2 times width or less, firm-thick, marginal4 KB (473 words) - 18:21, 29 July 2020
- petiole apical glands stipitate, circular when dry, 0.1–0.4 mm diam.; blade 1–2 (–3) × 0.3–0.8 (–1.3) cm, length mostly more than 2 times width, membranous3 KB (433 words) - 18:27, 29 July 2020
- bracts not glutinous at base; scales mostly 1.1–2.2 mm; achenes whitish to very pale brown. > 5 5 Spikelets mostly solitary, with distinct pedicels; scales17 KB (757 words) - 01:31, 30 July 2020
- [0] 10–34+, pistillate, fertile; corollas white [seldom pinkish], laminae mostly oblong. Disc-florets 300–500, bisexual, fertile; corollas yellow [greenish]10 KB (898 words) - 20:53, 29 July 2020
- portions particularly during late autumn; superficial cortical cells mostly with one ± circular to transversely elliptical pore close to distal cell wall, occasionally7 KB (717 words) - 07:15, 30 July 2020
- absent, adaxial cells quadrate to elongate, in 2–7 rows; transverse-section circular, semicircular or reniform, adaxial epidermis present, adaxial stereid band13 KB (835 words) - 07:06, 30 July 2020
- ovate to oblong or lanceolate to oblanceolate, strongly unequal or subequal, mostly chartaceous, outer sometimes herbaceous or herbaceous-tipped, margins scarious11 KB (677 words) - 21:45, 29 July 2020
- Treatment on page 178. Mentioned on page 177. Plants vinelike, clambering. Roots mostly aerial, but also in soil. Stems light green, 200–400 × 1–2 cm; ribs 4–65 KB (690 words) - 09:21, 30 July 2020
- thick, irregularly fissured. Branchlet sprays pinnate. Leaves of branchlets mostly 1.5–2.5 mm, stout, occasionally glandular on keel, apex rounded to acute6 KB (583 words) - 00:26, 30 July 2020
- secretory petals dark-pink to brick-red, 2–3 mm, with oil-filled blisters mostly on distal portions of outer surfaces; petaloid petals 5–6 mm, connate basally6 KB (474 words) - 18:14, 29 July 2020
- forming loose, prostrate circular mats 5–80 cm across, proximally bristly stellate-hairy, central radii spreading, 2–3 mm. Leaves mostly clustered near inflorescences;8 KB (499 words) - 18:17, 29 July 2020
- Plants annual; rhizomes absent; roots purplish brown to black, fibrous. Culms mostly solitary or few together, stout, 60–180 cm, strongly retrorsely scabrous7 KB (540 words) - 01:45, 30 July 2020
- sprawling to ascending, 2–6 dm, branching from densely scaly base. Leaves mostly alternate, shortly petiolate; blade narrow to broadly rhomboid, lanceolate5 KB (547 words) - 09:35, 30 July 2020
- segments enclosing utricle, at maturity forming horizontal, membranous, circular wing; pericarp membranous, free. Seeds horizontal, ovate-lenticular or6 KB (494 words) - 09:28, 30 July 2020
- hard throughout or with a herbaceous margin, lacking appendages. Seeds circular. Phenology: Flowering summer–fall. Habitat: Sea beaches Elevation: 10 m4 KB (536 words) - 09:35, 30 July 2020
- 182. Mentioned on page 97, 183. Shrubs [trees], erect, branched, branches mostly basal, closely parallel [to candelabra-shaped or solitary]. Roots diffuse15 KB (1,401 words) - 09:21, 30 July 2020
- moderately to densely stellate-hairy. > 4 4 Leaf blades firm-thick, length mostly 2 times width or less, marginal teeth rounded; petiole apical glands sessile10 KB (534 words) - 18:31, 29 July 2020
- Flowers orange. Platanthera ciliaris 14 Spur 8–17 mm, its mouth nearly circular; rostellum lobes strongly retrorsely curved toward apices; viscidia presented17 KB (518 words) - 05:23, 30 July 2020
- 0.5 m. Bark dark-brown, smooth, close; lenticels pale, inconspicuous, circular. Twigs without taste and odor of wintergreen, moderately to densely pubescent5 KB (584 words) - 08:24, 30 July 2020
- leaves. These glands are especially common on species with sessile leaves. Circular and ranging from green to golden to white, they are present at most nodes23 KB (1,207 words) - 00:56, 30 July 2020
- with 1–8 papillae, without caruncle except in A. triquetrum. x = 7, 8, 9. Mostly Northern Hemisphere Species 550–700 (96 in the flora). As with many other43 KB (1,553 words) - 05:48, 30 July 2020
- gland-dotted (in circular, deep pits), resinous. Heads in cymiform to racemiform arrays (1–3 cm wide). Peduncles 0.5–2 mm (bracts 0–3, mostly like outer phyllaries)6 KB (564 words) - 21:27, 29 July 2020
- margins). Blade sparsely to densely scaly, glabrous or pubescent, hairs mostly on veins and abaxial, pale to light-brown, 0.2–0.7 mm. Rachis 1.8–17 dm6 KB (499 words) - 00:22, 30 July 2020
- shorter, to 0.3 mm thick, apex tapering. Inflorescences: spikelet clusters mostly 2–6, simple or reduced to 1 spikelet, often with 2 capillary branches, one6 KB (570 words) - 01:42, 30 July 2020
- hemispheric, 4–5 × 2.5–4 mm. Phyllaries 28–34 in 4–6 series, mostly whitish tan, midnerves mostly obscure, outer ± thickened distally, convex, ovate or oblong8 KB (682 words) - 21:45, 29 July 2020
- infections), fastigiately branched, glabrous, gland-dotted, resinous. Leaves mostly ascending; blades filiform (adaxially sulcate), 10–35 × 0.5–1.5 mm, midnerves6 KB (578 words) - 21:15, 29 July 2020
- basal leaves, scabridulous; basal branching mostly intravaginal. Leaves basally concentrated; sheaths mostly smooth, some¬times scabridulous distally; ligules7 KB (977 words) - 02:48, 30 July 2020
- purplish, orange, or yellow), and about 1 mm in diameter. Fallen glands leave circular gray scars. Several species of Coryphantha closely resemble, and may be25 KB (1,748 words) - 09:25, 30 July 2020
- concolored scales. > 3 3 Adaxial costae sparsely hairy, hairs ca. 0.5 mm; pinnae mostly falcate. Nephrolepis ×averyi 3 Adaxial costae densely hairy to tomentose10 KB (597 words) - 00:27, 30 July 2020
- 5–1 m. Stem segments not easily detached, green, flattened, obovate to circular, 10–15 × 7.5–12 cm, nearly smooth, glabrous; areoles 5–7 per diagonal row7 KB (703 words) - 09:17, 30 July 2020
- often mucronate, faces glabrous or moderately hairy, gland-dotted (in circular, deep pits), resinous; axillary fascicles of 4–10 leaves, shorter than7 KB (638 words) - 21:26, 29 July 2020
- distinct, obovate, 4.5–6 × 2–4 mm (faces densely dotted with scattered, circular oil-glands 0.05–0.2 mm). Ray-florets 5; corollas 3.5–5 mm. Disc-florets6 KB (635 words) - 23:30, 29 July 2020
- m. Stem segments not easily detached, bluish to gray-green, flattened, circular to broadly obovate, 15–30 × 12–25 cm, nearly smooth, glabrous; areoles7 KB (755 words) - 09:17, 30 July 2020
- long Vulpia 43 Lemmas unawned, sometimes awn-tipped. > 44 44 Spikelets circular to ovate or obovate in outline, with 1-2 florets; glumes almost entirely45 KB (1,179 words) - 03:07, 30 July 2020
- divided into 2–4 narrowly triangular to linear-subulate segments, no dark, circular glands at base of stipules, 0.9–1.5 mm, pilose or strigillose; petiole9 KB (690 words) - 18:14, 29 July 2020
- petals maroon to red. Sarracenia leucophylla 3 Pitchers with prominently circular, white areolae distally opposite orifice; hoods convex, arching-recurved17 KB (1,184 words) - 13:09, 30 July 2020
- relatively small flowers, androecium of a single, horizontal, continuous, circular theca, and gibbous, echinate, placental arm. Nectaries are derived from11 KB (615 words) - 11:16, 30 July 2020
- contiguous or touching, showing a deep, narrow channel in plane view and a circular costa section. The adaxial stereid band is always absent in A. aestivum10 KB (1,022 words) - 07:08, 30 July 2020
- million km². The elevation is mostly below 600 m, with half lower than 300 m; some peaks exceed 1500 m. It comprises mostly acidic, granitic uplands separated99 KB (16,476 words) - 17:24, 13 February 2019