Search results
- particular species; laminal cells usually elongate to linear, 6–15: 1, occasionally 20: 1 or 1.5–5: 1, smooth or strongly prorate in distal ends, walls thin to28 KB (900 words) - 07:47, 30 July 2020
- post-anthesis, spreading to suberect; petals caducous, usually (3 or) 4 or 5 (–7), sometimes 0, usually yellow, sometimes white, when yellow, then often u30 KB (1,654 words) - 21:01, 7 June 2022
- usually (6–) 7–50 (–60) in 1 series and laminae (3–) 5–18 (–21) × 0.8–2.8 mm, sometimes 14–110+ in 2–5+ series (sect. Conyzopsis) and laminae 4.5–5 × 0.1–0.27 KB (663 words) - 21:03, 29 July 2020
- on page 23, 24, 29, 49, 51, 61, 64, 66, 67, 71, 75, 78, 83, 86. Shrubs, 0.005–6 m, clonal by layering or rhizomes, rarely root shoots, or not clonal. Stems22 KB (876 words) - 12:17, 30 July 2020
- or proximal 1–2 (–3) empty, stramineous (straw-brown) to medium brown or red brown or blackish brown. Flowers bisexual; perianth of (0–)3–6(–10) bristles13 KB (1,127 words) - 02:15, 30 July 2020
- tufted, or matted, sometimes forming hanging clumps, often aromatic, (0.1–) 0.3–6 (–6.5) dm, sparsely to densely hirsute, sericeous, villous, or pilose, sometimes19 KB (1,253 words) - 14:03, 30 July 2020
- the upper florets, then the florets not very plump at maturity. Spikelets 1-8 mm, usually dorsally compressed, some¬times subterete or laterally compressed26 KB (1,480 words) - 04:05, 30 July 2020
- semiterete, or subterete, rarely laminar, 0.1–8 cm, usually ± succulent, base spurred or not, margins entire, (with 1 abaxial apical hydathode); veins not conspicuous21 KB (778 words) - 13:02, 30 July 2020
- proximal node, 0.3–2.5 × 0.2–1.8 cm, usually scalelike distally, 1–5 × 0.5–3 mm. Involucres 1 per node, turbinate to campanulate, 1–6 × (1–) 1.5–10 mm, tomentose27 KB (1,609 words) - 10:41, 30 July 2020
- outer 3 remaining small, inner 3 usually enlarging, sometimes 1–3 with central vein transformed into tuberculate callosity (tubercle); stamens 6; filaments41 KB (1,085 words) - 10:05, 30 July 2020
- (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 (3–4 mm), robust (more than 4 mm). None20 KB (757 words) - 07:35, 30 July 2020
- andropolygamous), blooming before or at leaf emergence, 4–40 mm diam.; hypanthium 1.5–8 mm, exterior glabrous or hairy; sepals 5, erect to reflexed, usually43 KB (1,828 words) - 14:17, 30 July 2020
- rhizomal and basal rosulate or not, petiolate, blade margins entire, toothed, or 1–3-pinnatisect, or palmately lobed, sometimes trifoliolate, pinnately, palmately23 KB (1,239 words) - 12:23, 30 July 2020
- fascicularis). Inflorescences 1-50-flowered cymes. Flowers pedicellate; sepals deciduous soon after anthesis, 5 (sometimes 6 in R. occidentalis var. hexasepalus);12 KB (516 words) - 08:37, 30 July 2020
- rounded, or straight, abaxial lobes 3, adaxial 2; stamens 4, didynamous; filaments glabrate to lanate; staminode 0; ovary 2-locular, placentation axile;23 KB (952 words) - 19:30, 29 July 2020
- perianth and androecium epigynous, 8–25 mm diam.; hypanthium ± obconic, constricted at disc except for opening, 2–6 mm wide; sepals 5, spreading, triangular;26 KB (2,400 words) - 15:31, 15 December 2020
- clawed; nectary fleshy, free from hypanthium; stamens 6 (–8); ovary 1/2-inferior, 3-locular; styles 3 (sometimes 4 in C. jepsonii), connate basally. Fruits10 KB (807 words) - 18:19, 29 July 2020
- absent. Flowers in multiflowered heads (rarely only 2– or 3 flowers per head). Capsules 1-locular or 3-locular, beaked. Seeds tailed or not tailed. x = 20.13 KB (391 words) - 01:01, 30 July 2020
- margins acutely angled, apex tapering, often abruptly beaked, glabrous; beak 0.3–3 mm, with abaxial suture, bidentate. Stigmas 2. Achenes biconvex, smaller than15 KB (529 words) - 01:49, 30 July 2020
- with 1 floret; rachillas not prolonged beyond the florets; disarticulation above the glumes. Glumes often longer than the florets, thin, usually 1-3-veined23 KB (1,150 words) - 04:51, 30 July 2020