with apiculate stylar remnant), glabrous or glabrate. Seeds 1–2, buff to light-brown, ellipsoid; hilum ovoid to ellipsoid; embryo vertical, oblique, or
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North America Association Shrubs, rhizomatous-spreading, 0.2-1 (-2.5) m. Bark gray or brown, thin, smooth. Twigs densely covered with tight, yellowish, peltate
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page 359. Plants perennial. Stems erect, gray-green to purple, 3–6 dm, sparsely pubescent. Leaf-blades light green, sometimes with purple margins, triangular
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capsular or baccate. Seeds many per locule, usually black, occasionally gray, flattened, round, rarely obovate or ovate. x = 25, 30. e coastal plain,
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fasciculatum (Nuttall) Torrey & A. Gray Orobanche fasciculata var. franciscana Achey O. fasciculatum var. lutea (A. Gray) Achey O. fasciculata var. subulata Goodman
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deliquescent, trunk and branches terete. Bark of trunk and branches brownish gray to light-brown, thin, smooth, breaking and shredding into shaggy vertical strips
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Quamasia hyacinthina (Rafinesque) Britton Schoenolirion texanum (Scheele) A. Gray Treatment appears in FNA Volume 26. Treatment on page 307. Mentioned on page
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Leaves light or dark gray-green, sticky-resinous; involucres ovoid, 3–5 × 4–6 mm; florets 12–20 (California) Artemisia rothrockii 7 Leaves gray-green,
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Basionym: Cereus californicus Torrey & A. Gray Fl. N. Amer. 1: 555. 1840 Opuntia californica (Torrey & A. Gray) Coville 1899 Treatment appears in FNA Volume
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elliptic to subcircular, 4–5.5 × 4–5 mm; wool white or yellowish to tan, aging gray-black. Spines 6–20 (–30+) per areole, often accompanied by 0–5 short bristlelike
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genus Orthocarpus and the movement of Orthocarpus sect. Castillejoides A. Gray into Castilleja, based on morphological congruities, base chromosome numbers
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hugeri (Small) C. K. Schneider Leiophyllum buxifolium var. prostratum (Loudon) A. Gray Leiophyllum hugeri de Candolle Leiophyllum prostratum Leiophyllum serpyllifolium
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ascending, occasionally reflexed, 80–200 × 15–25 cm; blade light green to green or glaucous-gray, sometimes variegated or cross-zoned, narrowly to broadly
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caseana, Corydalis caseana subsp. cusickii, Corydalis caseana subsp. hastata A. Gray Proc. Amer. Acad. Arts 10: 69. 1874. Kingsley R. Stern Common names: Fitweed
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mm, tips mucronate, faces abaxially tomentose, adaxially green-glabrous or gray-pubescent. Cauline leaves linear, 8–40 mm, distal sometimes flagged (apices
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Contr. Gray Herb. 188: 1–63. Solbrig, O. T. 1964. Infraspecific variation in the Gutierrezia sarothrae complex (Compositae–Astereae). Contr. Gray Herb.
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Upper Louisiana, no. 51. 1813 Synonyms: Malvastrum coccineum (Nuttall) A. Gray Sida coccinea (Nuttall) de Candolle Treatment appears in FNA Volume 6. Treatment
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genusLeucophyllum speciesLeucophyllum frutescens (Berlandier) I. M. Johnston Contr. Gray Herb. 70: 89. 1924. James Henrickson, Guy L. Nesom Common names: Texas barometer-bush
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persistent and shredding, brown, becoming gray with age; seed 1. > 11 10 Bracts of pollen cones yellow to light brown; inner bracts of seed cones herbaceous;
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types, 2–3 mm or (5–) 6–8 mm, (1–) 1.5–3 cm apart; apical spine light or dark-brown to gray, subulate to acicular, 2–4 cm. Scape 2–6 m. Inflorescences paniculate
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