circumscribed segregate genus is adopted is included in the synonymy. Species ca. 875 (21 in the flora). Christensen, C. 1913. A monograph of the genus Dryopteris.
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hemispheric or campanulate to cylindric, 3–9 [–12+] mm diam. Phyllaries 5–21 (–40+) in 2+ series, lanceolate to linear, subequal to unequal (reflexed in
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campanulate to cylindric, 5–12 mm diam. Phyllaries persistent, usually 8, 13, or 21 (–30+) in 1–2 series, erect (reflexed in fruit), distinct, (light to dark
40 KB (1,171 words) - 21:16, 29 July 2020
alluding to cypselae of original species Treatment appears in FNA Volume 21. Treatment on page 185. Mentioned on page 51, 184. Annuals, perennials, subshrubs
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pink to magenta, sometimes yellow or white > 21 21 Stems 1-10 cm; bracts absent; Alaska Claytonia arctica 21 Stems 10-50 cm; bracts present; not in Alaska
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in FNA Volume 27. Mentioned on page 3, 4, 6, 9, 10, 11, 12, 15, 16, 19, 20, 21, 22, 23, 26, 27, 28, 29, 30, 32, 33. Plants typically with upright stems,
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Welsh Basionym: Argenteae Standley in N. L. Britton et al., N. Amer. Fl. 21: 46. 1916 Synonyms: Powellianae Standley Treatment appears in FNA Volume 4
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Latin scabra, rough, and related genus Wyethia Treatment appears in FNA Volume 21. Treatment on page 99. Mentioned on page 65, 100. Perennials, 20–60 cm (taproots
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Barkley†, Luc Brouillet, John L. Strother Treatment appears in FNA Volume 21. Treatment on page 38. Mentioned on page 7. Annuals or perennials, mostly
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Florida. Quercus inopina 21 Trees or shrubs evergreen (often tardily deciduous in Q. laurifolia, Q. hemisphaerica, and Q. nigra). > 22 21 Trees deciduous (often
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Treatment appears in FNA Volume 26. Treatment on page 303. Mentioned on page 20, 21, 58, 82, 308. Herbs, perennial, from bulbs. Bulbs solitary or clustered, tunicate
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name Ageratum and Latin - ina, diminutive Treatment appears in FNA Volume 21. Treatment on page 547. Mentioned on page 461, 462, 541, 552. Perennials,
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papillatum, Polytrichastrum sexangulare G. L. Smith Mem. New York Bot. Gard. 21(3): 35. 1971· [Genus Polytrichum and Latin -astrum, incomplete resemblance]
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Welsh Basionym: Arenariae Standley in N. L. Britton et al., N. Amer. Fl. 21: 52. 1916 Treatment appears in FNA Volume 4. Treatment on page 360. Mentioned
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glabrous. > 21 21 Cauline leaves 1–5 mm wide; pollen sac sides lanate, hairs to 0.9 mm, rarely glabrous; stems glabrous. Penstemon navajoa 21 Cauline leaves
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(Christophorus Enzelius), 1517–1583, German naturalist Treatment appears in FNA Volume 21. Treatment on page 118. Mentioned on page 65, 66, 119, 120. Perennials, subshrubs
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to have been a woman who dressed as a man Treatment appears in FNA Volume 21. Treatment on page 336. Mentioned on page 255, 335, 337, 338, 339, 340, 341
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Texas Cirsium turneri 20 Corollas white to yellow, lavender, or purple > 21 21 Each head closely subtended by involucre-like ring of spiny-margined bracts
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Franseria Cavanilles Hymenoclea Torrey & A. Gray Treatment appears in FNA Volume 21. Treatment on page 10. Mentioned on page 3, 9, 25. Annuals, perennials, or
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Barkley†, Luc Brouillet, John L. Strother Treatment appears in FNA Volume 21. Treatment on page 245. Mentioned on page 5, 253. Annuals, perennials, or
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