cymiform arrays. Involucres campanulate to hemispheric, 5–25 mm diam. Phyllaries persistent, 8–13 or 21–34 in 2 series (spreading to erect in fruit, distinct
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than 1 mm. > 19 18 Auricles rounded or acute, 1–3 mm. > 21 19 Anthers 1.6–2.4 mm Juncus orthophyllus 19 Anthers 0.8–1.5 mm. > 20 20 Tepals 3–4 mm Juncus
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catkins 21-53 mm, flowering branchlets 8-20 mm; ovaries: beak gradually tapering to or slightly bulged below styles; largest medial blades 19-52 mm. Salix
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supramedial; indusia round-reniform, large (ca. 1 mm diam.) and persistent or sometimes small (less than 0.3 mm diam.), occasionally ephemeral, sometimes absent;
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Hymenatherum (Cassini) Strother Hymenatherum Treatment appears in FNA Volume 21. Treatment on page 239. Mentioned on page 221, 222. Annuals, perennials, subshrubs
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oblanceolate to cuneate, mostly 5–15 mm, usually lobed or toothed distally, heads disciform, involucres hemispheric or broader (2–3+ mm diam.), phyllaries in 2–4
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15-50 mm long, 6-16 mm wide; lower florets sterile, without paleas Uniola 45 Spikelets usually elliptical to lanceolate, 1-26 mm long, 0.6-9 mm wide; lower
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than 10 mm, base tapering or rounded, often spongy, apex usually abruptly beaked, pubescent, rarely glabrous; beak straight or bent, 0.5–2.3 mm, bidentate
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evolution in the Artemisia ludoviciana complex of the Pacific Northwest. Brittonia 21: 29–43. Keck, D. D. 1946. A revision of the Artemisia vulgaris complex in
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Leaves: basal rosette present, not persistent, proximalmost internodes to 10+ mm; blade without broad basal lobes, margins entire, toothed, pinnate, or pinnatisect
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Floral tubes 1.5–3 mm, sepals (1.5–)2–6 mm, petals (2.8–)3.5–10 mm; capsules (10–)14–21 mm; seeds in 1 staggered row distally, 1.8–2.3 mm; flowers ± chasmogamous
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5-60 mm long, not bulbiferous (FNA 24:67) Meliceae 16 Lemmas veins 1-9, often inconspicuous, usually convergent distally; spikelets 0.7-18(20) mm long
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placenta, wings absent, rarely present. x = 7. North America, nw Mexico Species 21 (21 in the flora). The flowers in Collinsia resemble those of Fabaceae subfam
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than 15 mm; Florida. Quercus inopina 21 Trees or shrubs evergreen (often tardily deciduous in Q. laurifolia, Q. hemisphaerica, and Q. nigra). > 22 21 Trees
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membranous, or membranous and ciliate, sometimes absent; pseudoligules of 1-5 mm hairs often present at the bases of the blades immediately behind the true
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North American species of the genus Chorizanthe. Ann. Missouri Bot. Gard. 21: 1–102. Reveal, J. L. and C. B. Hardham. 1989b. A revision of the annual species
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Echinochloa 20 All leaves with ligules, ligules membranous or of hairs. > 21 21 Paleas of the lower florets inflated and indurate at maturity; lower and
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reflexed. Flowers bisexual or unisexual, attenuate at base, stipelike base 0.1–3 mm; perianth various shades of white, cream, yellow, pink, or reddish, glabrous
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(7–)10–25(–31) mm; corolla tube-throats (10–)15–30(–34) mm; leaves 7–90(–125) mm. Diplacus brevipes 15 Calyces (3–)5–14 mm; corolla tube-throats 5–23 mm; leaves
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oblong-lanceolate, short-clawed, 7-51 mm; petals 5, distinct, white to blue, yellow, or red, oblong to rounded or spatulate blade, 0-30 mm, base backward-pointing tubular
12 KB (514 words) - 08:29, 30 July 2020