times the length of the internodes, tangential to the rachis, appressed or ascending, the upper spikelet (s) sometimes sterile; fertile spikelets 5-15 mm, with
10 KB (986 words) - 02:57, 30 July 2020
Inflorescences racemose, 1–26 (–41) -flowered. Flowers ± horizontal to ascending, sometimes slightly bilaterally symmetric, not fragrant; perianth ± funnelform; sepals
10 KB (944 words) - 05:44, 30 July 2020
at summit; ligules wider than long; blades pale green or slightly gray-green, flat or slightly involute, 5–15 cm × 1–2 mm, shorter than culms. Inflorescences
8 KB (651 words) - 01:52, 30 July 2020
annual, glabrous or glabrescent or viscid-pubescent. Stems usually erect, ascending proximally, rarely almost prostrate, much-branched, bushy (large plants
8 KB (658 words) - 09:41, 30 July 2020
sepals divergent-ascending, streaked with green to maroon, lanceolate to ovatelanceolate, 36–68 × 12–21 mm, margins entire, flat or slightly raised adaxially
9 KB (744 words) - 05:29, 30 July 2020
lateral sepals spreading to reflexed, 9-16 × 3-7 mm, spurs horizontal to slightly ascending, often decurved apically, 12-18 mm; lower petal blades elevated, ±
9 KB (861 words) - 08:42, 30 July 2020
sometimes perennial, with slender to occasionally thickened taproot, 5 mm diam.. Stems erect to ascending, sometimes slightly woody at base, not mat-forming
9 KB (685 words) - 18:27, 29 July 2020
cuneate to rounded-cuneate, margins entire, plane or slightly undulate, apex acute, obtuse, or slightly emarginate, with terminal mucro. Inflorescences terminal
10 KB (812 words) - 09:41, 30 July 2020
7–15-flowered, usually unbranched. Fruiting pedicels divaricate-ascending, straight to slightly curved proximally, recurved distally, 10–20 (–25) mm, pubescent
8 KB (750 words) - 12:17, 30 July 2020
apex acute to awned. Perigynia spreading to somewhat reflexed, rarely ascending, veined, stipitate, ovate or lanceolate, round or rounded-trigonous in
7 KB (407 words) - 02:17, 30 July 2020
broadly, shortly caudate, hornless, not callous, tips slightly scarious (purple), entire or slightly erose. Involucres dark to blackish green, pruinose,
10 KB (911 words) - 20:10, 29 July 2020
often present, (0.5–) 1–3 cm; 3d order rays occasionally present, 5–12 mm; bracts 4–8, horizontal to ascending at 30°, with prominent cross ribs,V-shaped
8 KB (622 words) - 01:33, 30 July 2020
1–0.2 (–0.4) cm, base narrowly cuneate, margins entire, flat or occasionally slightly revolute, apex acute or obtuse. Inflorescences terminal, occupying
8 KB (924 words) - 10:05, 30 July 2020
annual; taproot tapered, soft or ± woody. Stems procumbent or decumbent to ascending, sparingly branched throughout, 1–4 dm, minutely puberulent with bent hairs
6 KB (518 words) - 09:22, 30 July 2020
9–2.4 × 1–1.3 mm; base slightly rounded, inconspicuously decurrent; margins recurved usually only near base, entire to slightly serrulate; apex gradually
6 KB (576 words) - 07:48, 30 July 2020
flat or slightly involute, 5–10 cm × 1–2 mm, shorter than culms. Inflorescences 0.7–1.5 cm × 4–7 mm; proximal bracts scalelike, occasionally bristlelike
8 KB (632 words) - 01:52, 30 July 2020
apomictic); taprooted or with branched caudices. Stems (1–10+) erect or ascending, scapiform (terete), simple (hollow), glabrous or villous proximal to heads
28 KB (2,401 words) - 20:10, 29 July 2020
inflorescence larger and more open. Involucral bracts are spreading or ascending, 13–230 mm, or exceeding spikelets, smooth or margins and midrib scabrous
17 KB (757 words) - 01:31, 30 July 2020
16 15 Cypselae terete or slightly compressed with rounded edges or 4–6-sided, without prominent nerves, glabrous or slightly strigose; pappi of rays 0
79 KB (1,886 words) - 20:55, 29 July 2020
straight to curved basally, ascending distally, not disarticulating at maturity; central awns 20-35 mm; lateral awns slightly shorter than the central awns;
7 KB (766 words) - 03:54, 30 July 2020