lenticular to elliptic in cross section. Such cypselae are said to be compressed (or laterally flattened) if the longer axis of the cross section is ±
275 KB (5,940 words) - 15:30, 15 December 2020
infrequently unisexual or mixed, usually laterally compressed or not compressed, occasionally dorsally compressed, with 1-30 sexual florets, distal floret (s)
17 KB (872 words) - 03:12, 30 July 2020
occasionally below the florets. Spikelets usually dorsally compressed, varying to terete or laterally compressed, with 2 (3) florets, lower florets staminate, sterile
21 KB (1,188 words) - 03:56, 30 July 2020
distal florets; florets 2 (-4), usually dorsally compressed, sometimes terete or laterally compressed; lower florets sterile or staminate, frequently reduced
17 KB (1,292 words) - 03:56, 30 July 2020
within heads, usually ± columnar to prismatic and 5-ribbed, sometimes compressed and 2-ribbed, rarely beaked, bodies smooth, muricate, ribbed, or rugulose
79 KB (1,886 words) - 20:55, 29 July 2020
stout, terete or weakly to strongly compressed; nodes 0-5, exserted. Sheaths terete or weakly to strongly compressed, closed only at the base or up to full
9 KB (1,015 words) - 03:17, 30 July 2020
triangular to circular and laterally compressed or ovoid to globose, rarely oblong and dorsiventrally compressed (Holosteum); embryo usually peripheral
11 KB (765 words) - 10:56, 30 July 2020
usually reniform and laterally compressed to globose, sometimes oblong or shield-shaped and dorsiventrally compressed; embryo peripheral and curved, or
11 KB (721 words) - 10:22, 30 July 2020
sometimes dimorphic within heads, usually ± columnar to prismatic, sometimes compressed, obcompressed, or flattened, sometimes ± beaked, bodies smooth, rugose
30 KB (1,803 words) - 22:30, 29 July 2020
within heads, ± clavate, columnar, ellipsoid, fusiform, or prismatic, often compressed, obcompressed, or flattened, often beaked or apically tapered, bodies
30 KB (805 words) - 20:06, 29 July 2020
the florets, sometimes below the glumes. Spikelets 0.7-50 mm, laterally compressed, sometimes weakly so, sometimes viviparous, usually with 2-22 florets
45 KB (1,179 words) - 03:07, 30 July 2020
short, sometimes at the base of the branches. Spikelets usually laterally compressed, with 1-60 florets, sterile or reduced florets, if present, usually distal
34 KB (1,217 words) - 04:33, 30 July 2020
valves strongly compressed parallel to the septum) > 67 66 Silicles not compressed or slightly to strongly angustiseptate (the valves compressed perpendicular
40 KB (1,647 words) - 11:54, 30 July 2020
usually obovoid or columnar to prismatic, sometimes 3-angled or winged, or compressed or obcompressed (then often winged); pappi usually 0 (cypselar wall tissues
23 KB (1,089 words) - 20:43, 29 July 2020
triangular to globose and often laterally compressed, sometimes shield-shaped or oblong and dorsiventrally compressed, horizontal wing sometimes present, spongy
29 KB (1,113 words) - 10:14, 30 July 2020
obpyramidal or prismatic (3–4-angled), or terete to ovoid, or strongly compressed or flattened and ± orbiculate to obovate or cuneate (lengths seldom more
21 KB (800 words) - 22:59, 29 July 2020
of the panicle branches. Spikelets usually bisexual, usually laterally compressed, with 1-60 florets, distal florets often reduced. Glumes usually 2, shorter
17 KB (1,499 words) - 04:33, 30 July 2020
rachises, sometimes at the inflorescence bases. Spikelets usually laterally compressed, sometimes terete, with 1-16 bisexual florets, the distal (or only) floret
19 KB (1,548 words) - 02:55, 30 July 2020
beneath each floret. Spikelets 5-80 mm, not viviparous, terete to laterally compressed, with 3-30 bisexual florets, distal florets sometimes reduced; rachillas
9 KB (822 words) - 02:52, 30 July 2020
calluses blunt, usually terete or slightly laterally compressed, sometimes slightly dorsally compressed, glabrous or hairy, hairs often concentrated in 1
87 KB (2,178 words) - 03:17, 30 July 2020
adventitious. Stems (culms) usually trigonous, occasionally terete, rarely compressed, usually solid, rarely hollow or septate. Leaves basal and/or cauline
24 KB (775 words) - 01:21, 30 July 2020
biconvex or sometimes less than 1/3 of achenes compressed trigonous, smooth; tubercles strongly compressed dorsiventrally, in cross section much thinner
37 KB (456 words) - 02:15, 30 July 2020
regular, salverform to tubular-funnelform, funnelform, campanulate, or compressed; stamens (2–) 4, adnate to corolla, didynamous [both pairs of equal length
12 KB (626 words) - 18:58, 29 July 2020
Spikelets usually with 1 floret, sometimes with 2-6 florets, laterally compressed to terete; rachillas not prolonged beyond the base of the floret in spikelets
18 KB (1,356 words) - 02:45, 30 July 2020
obovoid to terete, or obpyramidal, sometimes compressed or obcompressed, glabrous, hairy, or papillate (compressed, callous-margined, and ciliolate in Eatonella
11 KB (627 words) - 23:52, 29 July 2020
glumes. Spikelets 2.5-60 mm, not viviparous, slightly to strongly laterally compressed, with 1-30 florets, proximal florets bisexual, distal 1-3 florets usually
12 KB (1,001 words) - 03:20, 30 July 2020
or weakly compressed; nodes terete or slightly compressed. Sheaths closed from 1/7 their length to their entire length, terete to compressed, smooth or
10 KB (1,045 words) - 03:20, 30 July 2020
Spikelets: scales to 76, distichous, each subtending flower, cylindric to compressed, borne spicately or digitately at ends of rays (occasionally proliferous)
7 KB (420 words) - 01:32, 30 July 2020
scales usually evident, without tubers. Culms terete to angled, sometimes compressed, to 100 cm × 5 mm. Leaves: distal leaf-sheaths persistent, rarely disintegrating
4 KB (429 words) - 02:16, 30 July 2020
at maturity. Spikelets 1-8 mm, usually dorsally compressed, some¬times subterete or laterally compressed, unawned. Glumes usually unequal, herbaceous, glabrous
26 KB (1,480 words) - 04:05, 30 July 2020
2 lines. Cypselae subterete, or obpyramidal and 4-angled, or strongly compressed and linear-oblanceolate to oblong-oblique, glabrous or hairy; pappi 0
9 KB (600 words) - 23:53, 29 July 2020
bract), lodicules, and reproductive organs, often laterally or dorsally compressed, sometimes round in cross-section; lemmas usually with an odd number of
35 KB (1,876 words) - 02:36, 30 July 2020
(yellow to brown); stigmatic papillae in 2 lines. Cypselae obcompressed, compressed, or terete, often obpyramidal, clavate, or fusiform, glabrous or hairy
15 KB (799 words) - 23:36, 29 July 2020
dark or pale; stigmatic papillae usually continuous. Cypselae often ± compressed, flattened, biconvex, clavate, columnar, obovoid, obpyramidal, or prismatic
10 KB (633 words) - 23:14, 29 July 2020
recurved, or reflexed. Cypselae cylindric to obovoid or oblong, sometimes ± compressed, 2–6-nerved, glabrous or ± strigillose. x = 7, 8. North America, Mexico
7 KB (663 words) - 21:03, 29 July 2020
(or subterranean in Romulea), simple or branched, terete or variously compressed, angled or winged. Leaves basal and cauline, distichous; proximal 2–3
15 KB (556 words) - 06:04, 30 July 2020
obovoid, or ovoid, sometimes rounded-prismatic, terete, 4–5-angled, or ± compressed, rarely beaked, bodies usually smooth, sometimes rugose or 10-nerved or
15 KB (836 words) - 20:05, 29 July 2020
mm, lengths 3-5 times widths, terete to weakly laterally compressed or distinctly compressed, sometimes bulbiferous; florets (2) 3-5 (10), usually normal
9 KB (1,082 words) - 03:24, 30 July 2020
caudexlike. Culms sometimes solitary, terete, 3–5-angled or more, or strongly compressed in cross-section, spongy with internal air cavities and incomplete transverse
13 KB (1,127 words) - 02:15, 30 July 2020
triangular, pyriform, or reniform to circular, subglobose or laterally compressed to angular (Polycarpon); embryo peripheral, curved or rarely annular to
9 KB (538 words) - 10:03, 30 July 2020
below the spikelets, not occurring in cultivated taxa. Spikelets laterally compressed or terete, with 1 bisexual or unisexual floret, sometimes with 2 sterile
9 KB (719 words) - 02:55, 30 July 2020
monomorphic within heads, usually columnar to fusiform, sometimes prismatic or compressed to flattened, rarely, if ever, beaked, bodies often 10-ribbed or (4–)
17 KB (728 words) - 22:41, 29 July 2020
usually concealing the florets (excluding the awns), rounded or dorsally compressed, usually tougher than the lemmas; lower florets in bisexual or pistillate
31 KB (2,561 words) - 04:21, 30 July 2020
not disarticulating. Spikelets 1-27 mm long, 0.5-9 mm wide, laterally compressed, with (1) 2-60 florets; disarticulation below the fertile florets, sometimes
33 KB (1,388 words) - 03:56, 30 July 2020
than the florets, usually acute or acuminate; florets terete or laterally compressed, with well-developed calluses; lemmas 1-veined or 3-veined, more or less
11 KB (771 words) - 04:51, 30 July 2020
usually monomorphic within heads, usually ± columnar to prismatic, seldom compressed, obcompressed, or flattened, rarely, if ever, beaked, bodies usually ribbed
23 KB (1,021 words) - 21:10, 29 July 2020
terete or weakly compressed; nodes terete or weakly compressed. Sheaths closed for (1/6) 1/4 – 3/5 their length, terete to slightly compressed, smooth or sparsely
10 KB (1,062 words) - 03:18, 30 July 2020
to tan or brown to black, ovoid to reniform, not or slightly laterally compressed; embryo peripheral or central, curved or straight. x = 7, 8, 9. s North
9 KB (597 words) - 10:32, 30 July 2020
(hypogeous in Okenia), accessory, radially symmetric or dorsiventrally compressed anthocarps, consisting of achene or utricle enclosed in fleshy, leathery
20 KB (1,275 words) - 09:16, 30 July 2020
4–5-angled, sometimes clavate, columnar, cylindric, or fusiform, sometimes compressed and ± linear (e.g., Chaenactis, Hulsea) or obcompressed (e.g., Arnica
17 KB (818 words) - 23:57, 29 July 2020
present, creeping or ascending and caudexlike, 0.2–1 mm thick. Culms rarely compressed, 0.1–0.75 mm wide. Leaves: distal leaf-sheaths persistent or disintegrating
6 KB (590 words) - 01:27, 30 July 2020
Plants annual or perennial; usually cespitose. Culms usually erect, not compressed. Sheaths not keeled; ligules of hairs, or membranous and, usually, ciliate;
7 KB (909 words) - 04:05, 30 July 2020
ovary 1-locular; placentae parietal; style threadlike, rigid; stigma 1, compressed, with 2 lobes or apical horns, and/or 2-8 papillar stigmatic surfaces
10 KB (421 words) - 08:24, 30 July 2020
terminal few-flowered spikes. Fruits nuts enclosed in husks, compressed or not compressed, husks completely or partially dehiscing, sutures smooth or winged;
16 KB (713 words) - 08:48, 30 July 2020
sometimes reflexed or drooping. Spikelets 5-70 mm, terete to laterally compressed, with 3-30 florets; disarticulation above the glumes, beneath the florets
16 KB (1,697 words) - 02:52, 30 July 2020
olivaceous. Caryopses elongate, fusiform or elliptic, slightly dorsally compressed. Cleistogamous panicles sometimes present in the axils of the lower cauline
42 KB (1,621 words) - 04:38, 30 July 2020
stigmatic lines). Cypselae narrowly obconic to cylindric, sometimes somewhat compressed, ribs usually 8–10 (either darker and sometimes translucent or lighter
18 KB (1,000 words) - 21:32, 29 July 2020
Cypselae usually monomorphic within heads, mostly ovoid to obovoid and compressed or obcompressed, not beaked or apically attenuate, bodies smooth or ±
25 KB (1,822 words) - 20:30, 29 July 2020
rhizomatous or not. Culms sometimes solitary, scapose, stiff or flaccid, terete, compressed, or 3–5-angled, coarse or fine. Leaves basal, distichous or polystichous;
13 KB (547 words) - 01:31, 30 July 2020
[fimbriate]. Fruits baccate or capsular. Seeds (1–) 3–ca. 200, arillate, usually compressed, surface usually pitted to reticulate or grooved. Nearly worldwide, primarily
7 KB (615 words) - 11:20, 30 July 2020
monomorphic within heads, columnar to clavate, fusiform, or prismatic, sometimes compressed, not beaked, bodies smooth, nerved, or ribbed (glabrous or hirsutulous
9 KB (655 words) - 20:04, 29 July 2020
bilaterally or radially symmetric, tubular, sometimes inflated and sagittally compressed with abaxial lobes characteristically upcurving and closing throat or
49 KB (1,607 words) - 18:59, 29 July 2020
mostly 3–4 mm wide; fruit body compressed or tumid, mostly 2–2.5(–3) mm, tubercle more narrowly triangular to subulate, compressed or shallowly biconvex, 0.5–1
38 KB (1,253 words) - 01:40, 30 July 2020
mainly extravaginal. Culms 2-120 cm, terete or somewhat compressed; nodes terete or weakly compressed. Sheaths usually closed for 1/2-7/8 their length, sometimes
10 KB (1,113 words) - 03:19, 30 July 2020
seldom cultivated > 16 16 Bracts (or bractlike perianth segments) dorsally compressed, usually triangular, smooth, tuberculate, vertically keeled, or winged;
21 KB (878 words) - 09:28, 30 July 2020
Cypselae cylindric to obovoid or oblong, sometimes fusiform, sometimes ± compressed, (5–) 6–10-nerved, usually densely strigillose. x = 5, 4. North America
8 KB (946 words) - 21:01, 29 July 2020
3-valved, exserted beyond calyx or not. Seeds 1–6 per capsule, ovoid, often compressed laterally, with or without easily separating membranous coat. x = 9 or
11 KB (511 words) - 11:39, 30 July 2020
Volume 24. Treatment on page 73. Plants perennial. Sheaths not or weakly compressed, midvein often conspicuous distally. Panicles 0.8-30 cm wide; branches
4 KB (752 words) - 03:25, 30 July 2020
almost woody at the base, often branching from the lower nodes. Sheaths not compressed. Panicles usually lax and diffuse; pedicels divergent. Spikelets ellipsoid
4 KB (1,009 words) - 04:05, 30 July 2020
muricate, tuberculate, or furrowed, indehiscent or dehiscent. Seeds mostly compressed, sometimes winged, arillate in Coccinia, Ibervillea, Momordica, and Tumamoca
19 KB (877 words) - 11:15, 30 July 2020
exceeding the upper leaves, exserted. Spikelets 4-10 (13) mm, laterally compressed, with 4-11 (16) florets, more than 1 floret bisexual; sterile florets
11 KB (976 words) - 04:34, 30 July 2020
± cylindric, laterally compressed, edge borne toward rachilla. Worldwide Species ca. 100 (11 in the flora). Laterally compressed, biconvex achenes, a feature
3 KB (442 words) - 01:34, 30 July 2020
Volume 24. Treatment on page 81. Plants perennial, rarely annual. Sheaths compressed, usually at least weakly keeled. Inflorescences 0.5-5 cm wide if the branches
4 KB (808 words) - 03:30, 30 July 2020
laterally compressed, with 3-12 florets. Lower glumes 3-7 (9) -veined; upper glumes 5-9 (11) -veined; lemmas lanceolate, laterally compressed, strongly
7 KB (878 words) - 02:52, 30 July 2020
5-5 times widths, narrowly lanceolate to lanceolate, subterete to fairly compressed, somtimes bulbiferous; florets 2-5 (6), normal or bulb-forming. Glumes
4 KB (966 words) - 03:24, 30 July 2020
of bracteoles, seed vertical; fruiting bracteoles samaralike, strongly compressed, oval to orbicular or ovate; plants widespread in North America [20a.1
45 KB (1,022 words) - 09:34, 30 July 2020
rounded, truncate to slightly emarginate; anthers 3. Caryopses laterally compressed; hila large, punctate, basal; embryos 3/4 or more as long as the caryopses
7 KB (646 words) - 04:50, 30 July 2020
spreading, usually glabrous, scabrous. Spikelets pedicellate, laterally compressed, with 1-11 (17) florets, distal florets reduced; disarticulation above
10 KB (965 words) - 03:13, 30 July 2020
terete or slightly compressed; nodes terete or slightly compressed. Sheaths closed for 1/10 – 1/5 their length, terete or slightly compressed, smooth or sparsely
9 KB (1,042 words) - 03:23, 30 July 2020
1-locular; achene body thick-lenticular or asymmetrically thick-lenticular to compressed-globose, 1.2-2 times as wide as thick, not prolonged beyond seed; wall
12 KB (526 words) - 08:22, 30 July 2020
distinct; ovules 1; styles terminal. Fruits without longitudinal ribs, compressed, abaxially keeled or not, abaxial wings often present, lateral wing often
14 KB (539 words) - 00:58, 30 July 2020
distinct from achene in color, texture and form, not dorsoventrally greatly compressed. North America to South America, West Indies, Eurasia, Hawaii, Australia
8 KB (548 words) - 01:30, 30 July 2020
pseudointravaginal, sometimes mainly extravaginal. Culms 20-126 cm, terete or weakly compressed. Sheaths closed for (1/20) 1/3 to about their full length, terete or weakly
8 KB (952 words) - 03:17, 30 July 2020
above the glumes and between the florets. Spikelets 4-50 mm, laterally compressed, with 2-many florets, lower 1-4 florets sterile. Glumes 2, subequal, shorter
9 KB (735 words) - 03:55, 30 July 2020
Plants perennial; usually cespitose, often from scaly rhizomes. Culms often compressed. Sheaths often keeled; ligules membranous, papery, often erose, usually
6 KB (905 words) - 04:08, 30 July 2020
columnar, cylindric, ellipsoid, or fusiform, sometimes ± prismatic, sometimes compressed or flattened, not beaked, bodies smooth or ribbed (glabrous or ± hirsutulous
9 KB (534 words) - 20:42, 29 July 2020
the branch axes. Spikelets solitary, sessile to pedicellate, laterally compressed, with 2-3 (5) florets, usually only the lowest floret bisexual, rarely
21 KB (1,159 words) - 04:42, 30 July 2020
style-branch appendages blunt, obscure). Cypselae clavate to ± cylindric or compressed, obscurely 8–20-angled, faces scabrous and strigose to densely sericeous
11 KB (947 words) - 22:31, 29 July 2020
marginal veins, sessile, obovoid to suborbicular, rounded or somewhat compressed in cross-section, base cuneate to ± rounded, apex tapering or rounded
15 KB (557 words) - 02:02, 30 July 2020
equaling throats, lobes 5, deltate (abaxially hairy). Cypselae (brownish) ± compressed, obovate to obcordate (margins usually ± winged, usually ± ciliate, faces
8 KB (578 words) - 23:09, 29 July 2020
subsessile or pedicellate, divergent or appressed, ovoid to ellipsoid, dorsally compressed, in 1-2 (4) rows, with 2 florets, lower or upper glumes adjacent to the
18 KB (1,245 words) - 04:10, 30 July 2020
nodes; nodes usually glabrous; internodes hollow or solid. Sheaths open, compressed; auricles absent; ligules usually absent but, if present, of hairs; blades
20 KB (1,801 words) - 03:59, 30 July 2020
5-12 mm, usually subsessile to pedicellate, rarely sessile, laterally compressed, with 2-5 florets, reduced florets sometimes present distally; rachillas
13 KB (1,134 words) - 02:39, 30 July 2020
anther thecae dark; stigmatic papillae 0. Cypselae weakly to strongly compressed, obovoid to ± prismatic (often 4-angled; sometimes each enclosed within
8 KB (555 words) - 23:33, 29 July 2020
divergent or reflexed. Spikelets cylindrical and terete or oval and laterally compressed, with 2-16 florets, terminal floret in each spikelet sterile, reduced;
20 KB (1,626 words) - 03:20, 30 July 2020
present or absent; tubers absent; turions present or absent. Stems terete or compressed, nodes occasionally with oil-glands; turions with extremely shortened
23 KB (1,207 words) - 00:56, 30 July 2020
cartilaginous. Styles 3-fid, or 3-fid and 2-fid. Achenes biconvex, sometimes compressed trigonous, sometimes distally constricted into a distinct, thick neck
9 KB (638 words) - 01:30, 30 July 2020
racemes. Fruits nuts enclosed in husks, not compressed; husks thick, indehiscent; nuts tan, neither compressed nor angled, grooved, ridged, rugulose, or
10 KB (556 words) - 08:22, 30 July 2020
oblique, below the sessile spikelets. Sessile spikelets terete or laterally compressed; calluses usually sharp, setose, hairs white or yellow to brown; glumes
9 KB (896 words) - 04:24, 30 July 2020
lanceolate, more or less terete initially, sometimes becoming laterally compressed at anthesis, with (3) 4-14 (16) florets. Lower glumes 1-3-veined; upper
11 KB (779 words) - 02:52, 30 July 2020