or rounded, apices acute to acuminate or awn-tipped; lower glumes usually 0.1-0.3 mm longer than the upper glumes, rarely equal; calluses poorly developed
31 KB (1,893 words) - 03:29, 30 July 2020
ternipes, Aristida tuberculosa L. Kelly W. Allred Treatment appears in FNA Volume 25. Treatment on page 315. Plants usually perennial; herbaceous, usually cespitose
23 KB (1,150 words) - 04:51, 30 July 2020
aggregated into second-order heads, rarely borne singly. Calyculi 0. Phyllaries sometimes 0 (apparent phyllaries interpreted as outer receptacular paleae)
25 KB (1,822 words) - 20:30, 29 July 2020
abaxially, 3.1–12 × 0.6–2.6 cm, apex usually acute; petals 3, ridged abaxially, with 2 adaxial longitudinal median rounded ridges, 3–11.2 × 0.6–3.4 cm, apex
37 KB (2,628 words) - 05:42, 30 July 2020
appears in FNA Volume 3. Shrubs or subshrubs, evergreen or deciduous, 0.1-4.5 (-8) m, glabrous or with tomentose stems. Rhizomes present or absent, short
16 KB (698 words) - 08:36, 30 July 2020
Perennials or subshrubs (dioecious, gynoecious, or polygamodioecious), (0.2–) 4–25 (–70) cm (sometimes cespitose, sometimes stoloniferous, sometimes rhizomatous)
38 KB (2,648 words) - 20:30, 29 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
19 KB (1,253 words) - 14:03, 30 July 2020
based on patterns of variation in chromosome number (H. Lewis and Raven 1961; M. Kurabayashi et al. 1962), wood anatomy (S. Carlquist 1975), seed morphology
32 KB (1,609 words) - 21:02, 7 June 2022
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
27 KB (1,609 words) - 10:41, 30 July 2020
dendritically branched (often called, but seldom truly, “stellate”) hairs mostly 0.05–0.2+ mm (such surfaces are sometimes described as “floccose”); and “stipitate-glandular”
26 KB (1,108 words) - 20:14, 29 July 2020
epaleate, covered with tawny to white bristles or setiform scales. Florets 25–200+; corollas white to pink, red, yellow or purple, ± bilateral, tubes long
60 KB (2,205 words) - 13:43, 10 February 2021
washingtoniana Linnaeus Sp. Pl. 1: 204. 1753. , Gen. Pl. ed. 5, 96. 1754. John M. Miller Common names: Spring beauty Etymology: for John Clayton, 1686–1773
16 KB (646 words) - 09:44, 30 July 2020
deciduous; collars inconspicuous, usually glabrous; auricles absent; ligules 0.1-2 (8) mm, membranous, sometimes longest at the margins, usually truncate
52 KB (3,291 words) - 03:08, 30 July 2020
Synonyms: Breidleria Loeske Drepanium C. E. O. Jensen Pseudostereodon (Brotherus) M. Fleischer Stereodon (Bridel) Mitten Treatment appears in FNA Volume 28. Treatment
18 KB (782 words) - 07:52, 30 July 2020
Plants terrestrial. Roots occasionally branching laterally, yellowish to black, 0.5–2 mm diam., smooth or with corky ridges, not proliferous. Stems upright,
19 KB (579 words) - 15:29, 15 December 2020
petiole 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
maritima), lobes 4; stamens 2 or 4, free, equal, filaments glabrous; staminode 0; ovary 2-locular, placentation free-central, sometimes axile; stigma elongate
17 KB (732 words) - 19:20, 29 July 2020
borne singly or in loose to tight, corymbiform or cymiform arrays. Calyculi 0. Involucres campanulate, cylindric, hemispheric, or ± obpyramidal. Phyllaries
10 KB (606 words) - 23:21, 29 July 2020
some more than 10 mm wide, margins usually entire, rarely dentate, teeth 0(–4), 0.1–1.4 mm; seed coat cell papillae 3–5 per cell; Utah. Mentzelia argillosa
20 KB (775 words) - 18:32, 29 July 2020
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