broadly ovate, lingulate, elliptic, oblong or oblong-elliptic, (1.5–)2–2.5(–2.8) × 0.9–1.2 mm; margins 1-stratose, entire to subentire at the apex; apices very
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triangular-lingulate, 0.9–1.2 mm, apex rounded, usually 1/3–1/2 of leaf fibrillose; hyaline cells usually fibrillose in distal 1/3–1/2 of leaf, on convex surface
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Basionym: Mentzelia multiflora var. integra M. E. Jones Proc. Calif. Acad. Sci., ser. 2, 5: 689. 1895 Synonyms: Nuttallia lobata Rydberg 1913 Treatment appears
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tomentose to floccose. Involucres 2–2.5 mm, tomentose to floccose. Flowers (1.5–)2–2.5(–3) mm; perianth yellow. Achenes 1.5–2 mm. Phenology: Flowering Jul–Sep
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perennial or annual. Stems 0.2–1.8 m. Leaves: 2–3 pairs near base; petiole 2–7 cm; blade broadly ovate to almost round, 2–11 × 2–13 cm, base shallowly cordate
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sheath, blade rhombic to oblanceolate, 2–10 × 0.4–2.8 cm, apex obtuse; cauline leaves sessile, blade oblanceolate, 2–10 × 2–5 mm. Inflorescences multibracteate;
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lawsoniana A. Murray bis Edinburgh New Philos. J., ser. 2, 1: 299, plate 10. 1855 Treatment appears in FNA Volume 2. Trees to 50 m; trunk to 3 m diam. Bark reddish
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Basionym: Rhamnus crocea var. pilosa Trelease ex Curran Proc. Calif. Acad. Sci., ser. 2, 1: 251. 1888 Synonyms: R. crocea subsp. pilosa (Trelease ex Curran) C.
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sect. Pictae speciesCarex baltzellii Chapman ex Dewey Amer. J. Sci. Arts, ser. 2, 3: 355. 1847. Peter W. Ball IllustratedEndemicConservation concern Treatment
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singly. Calyculi 0 or of 1–15+ bractlets in 1(–2+) series. Phyllaries persistent or falling, usually in 1–2 series, usually distinct, equal to subequal,
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geniculata (B. L. Robinson) Millspaugh Publ. Field Columbian Mus., Bot. Ser. 2: 126. 1900. James E. Rodman Basionym: Cakile maritima var. geniculata B
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EndemicIllustrated Basionym: Platystigma lineare Bentham Trans. Hort. Soc. London, ser. 2, 1: 407. 1834 Synonyms: Meconella linearis (Bentham) A. Nelson & J. F. Macbride
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Rep. U.S. Mex. Bound. 2(1): 173. 1859. Richard W. Spellenberg Basionym: Quamoclidion oxybaphoides A. Gray Amer. J. Sci. Arts, ser. 2, 15: 320. 1853 Synonyms:
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ludovicianum Kunze Amer. J. Sci. Arts, ser. 2, 6: 84. 1848 Synonyms: Dryopteris floridana (Hooker) Kunze Treatment appears in FNA Volume 2. Leaves somewhat dimorphic
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arquée Endemic Basionym: Aspidium campylopterum Kunze Amer. J. Sci. Arts, ser. 2, 6: 84. 1848 Synonyms: Dryopteris austriaca (Jacquin) Schinz & Thellung
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genusBrachymenium speciesBrachymenium mexicanum Montagne Ann. Sci. Nat., Bot., sér. 2, 9: 54. 1838. John R. Spence Treatment appears in FNA Volume 28. Treatment
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Polygonoideae genusEmex speciesEmex australis Steinheil Ann. Sci. Nat., Bot., sér. 2, 9: 195, plate 7. 1838. Craig C. Freeman Common names: Doublegee southern
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snakecactus Illustrated Basionym: Cereus emoryi Engelmann Amer. J. Sci. Arts, ser. 2, 14: 338. 1852 Treatment appears in FNA Volume 4. Treatment on page 182
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familyPlantaginaceae genusSynthyris speciesSynthyris alpina A. Gray Amer. J. Sci. Arts, ser. 2, 34: 251. 1862. Larry D. Hufford Common names: Alpine kittentail or besseya
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Betuloideae genusBetula speciesBetula michauxii Spach Ann. Sci. Nat., Bot., sér. 2, 15: 195. 1841. John J. Furlow Common names: Newfoundland dwarf birch Michaux's
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