dark-brown, spheric, ovate, elliptic or cylindric, occasionally inclined, 0.5–3 (–7) mm, exothecial cells rectangular, 25–30 µm, ca. 2–3: 1, walls thin
26 KB (1,447 words) - 07:08, 30 July 2020
sutures denticulate, teeth to 0.1–0.2 mm, sometimes papillate or smooth; staminode included to exserted, flattened distally, 0.2–1.3 mm diam., tip straight
29 KB (982 words) - 19:10, 29 July 2020
styles 3 or 5, occasionally 4 (absent in staminate flowers), filiform, 1.5–20 mm, glabrous proximally; stigmas 3 or 5, occasionally 4, linear along adaxial surface
36 KB (1,364 words) - 10:24, 30 July 2020
cells, merging into a cylinder of thick-walled cortical cells surrounded by 0–4 layers of thin-walled inflated cells, superficial layer of cells usually aporose
16 KB (943 words) - 06:58, 30 July 2020
squarrose > 4 4 Stems generally elongate, 0.5-4 cm or sometimes longer; capsule, when present, peristomate > 5 4 Stems generally very short, 0.2-0.8 cm; capsule
12 KB (480 words) - 06:59, 30 July 2020
aerial branches, (0.1–) 0.5–3 (–4) dm, without a whorl of bracts at midlength. Leaves in loose to compact basal rosettes; petiole 0.1–3 (–4) cm, mostly tomentose
27 KB (1,609 words) - 10:41, 30 July 2020
[3–] (4–) 5 (–9) [–10] or 0, imbricate or valvate, distinct (connate for 1/2+ length in C. argyranthemus); petals 5 (sometimes rudimentary) or 0, distinct
24 KB (874 words) - 18:18, 29 July 2020
Guide. Denver. Raup, H. M. 1943. The willows of the Hudson Bay Region and the Labrador Peninsula. Sargentia 4: 81–135. Raup, H. M. 1959. The willows of boreal
35 KB (4,327 words) - 12:03, 30 July 2020
mucilaginous. Spines (0–) 4–55 per areole, white, yellow, reddish, brown, or black, subulate or acicular to bristlelike, (0–) 3–150 × 0.1–2.5 mm, hard, smooth
24 KB (1,147 words) - 09:19, 30 July 2020
of tube; sepals 4, spreading individually, usually green or flushed with red or cream, rarely same color as petals, lanceolate; petals 4, usually rose-purple
32 KB (1,609 words) - 21:02, 7 June 2022
the inflorescence branches, turbinate to campanulate or hemispheric; teeth 4–5 (–8), erect to spreading, very rarely lobelike and reflexed. Flowers not
30 KB (1,075 words) - 10:46, 30 July 2020
sepals 4–5, spreading, yellowish, yellowish green, green, or greenish white to white, ovate-triangular, thin, not keeled or crested adaxially; petals 0 or
12 KB (452 words) - 18:31, 29 July 2020
sepals 4, often pink to purplish red, usually connate to tip in bud, reflexed singly, in pairs, or all together to 1 side at anthesis; petals 4, usually
19 KB (745 words) - 21:02, 7 June 2022
small to large, as scattered plants or deep, sometimes extensive, turfs. Stems 0.1–10 cm, not complanate-foliate, often bearing subfloral innovations below
17 KB (677 words) - 07:39, 30 July 2020
entire, bilobed, or bifid, awned, lemma-awn junction usually conspicuous, awns 0.3-30 cm, not branched, usually terminal and centric or eccentric, sometimes
18 KB (1,356 words) - 02:45, 30 July 2020
hairy); pappi 0 (H. porteri), or readily falling, of 2 (–3) usually lanceolate, aristate, or erose scales (at the 2 principal angles, 1–5 mm) plus 0–8 usually
32 KB (1,118 words) - 23:14, 29 July 2020
with 1 set of teeth distally; stamens 4, didynamous, filaments glabrous or hairy, pollen-sacs equal; staminode 0; ovary 2-locular, placentation axile;
19 KB (1,040 words) - 19:27, 29 July 2020
pistillate unisexual flowers, not woolly, with hairs ± straight or tips coiled, 0.1–0.3 mm; hypanthium cupshaped, tapering or expanded distally; sepals (3–) 5
21 KB (1,113 words) - 10:32, 30 July 2020
present; blade elliptic to linear, orbiculate, lanceolate, or ovate, [0.3–] 0.4–15 (–21) cm, leathery to membranous, margins flat or revolute, entire,
31 KB (1,652 words) - 14:31, 30 July 2020
hyaline paleae in E. ambiguum, obscurely setose in E. mohavense). Ray-florets 0, or 4–13 (–15), pistillate, fertile; corollas yellow or white (sometimes with
13 KB (1,037 words) - 23:55, 29 July 2020