Arctostaphylos pumila |
Arctostaphylos glandulosa |
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sand-mat manzanita |
Eastwood manzanita, Eastwood's manzanita |
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Habit | Shrubs, prostrate or mound-forming, 0.1–1 m; burl absent; twigs short gray-hairy. | Shrubs, erect or mound-forming, 1–3 m; burl present; twigs tomentose to short-hairy, with eglandular hairs or with long, clear, pink or dark, glandular hairs. | ||||||||||||||||||||||||||||
Leaves | bifacial in stomatal distribution; petiole 2–3 mm; blade dull gray abaxially, dark green, ± shiny adaxially, narrowly obovate to oblanceolate, (convex), 1–2 × 0.5–1.5 cm, base cuneate, margins (tinged with red), entire, ± cupped, abaxial surface smooth, densely gray-tomentose, adaxial surface smooth, sparsely puberulent. |
petiole 5–10 mm; blade bright green, slightly glaucous to strongly gray-glaucous, shiny or dull, elliptic to ovate, 2–4.5 × 1–2.5 cm, base cuneate to rounded, sometimes ± lobed or truncate, margins entire or toothed, plane, surfaces papillate, scabrous or smooth, glabrous or glandular-puberulent to -hairy, puberulent, or finely tomentose, sometimes glabrescent; (abaxial surface sometimes with more stomata than adaxial surface). |
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Inflorescences | racemes, simple or 1-branched; immature inflorescence pendent, axis 0.3–0.5 cm, 1+ mm diam., short gray-hairy; bracts not appressed, scalelike (proximalmost leaflike), lanceolate or oblanceolate, 2–3 mm, apex acute to mucronate, surfaces hairy or glabrous. |
panicles, 3–6-branched; immature inflorescence pendent, (branches crowded, not concealed by bracts), axis 1–3 cm, 1+ mm diam., short-hairy to hairy, with or without glandular hairs; bracts not appressed, variable, from scalelike and awl-like to leaflike and deltate, lanceolate, or broadly lanceolate (at least at base), 3–10 mm, apex acute, surfaces hairy or finely glandular-hairy. |
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Pedicels | 3–4 mm, hairy. |
3–10 mm, sparsely hairy to finely glandular-hairy. |
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Flowers | corolla white, urceolate; ovary white-hairy or ± glabrous. |
corolla white to pink, conic to urceolate; ovary densely white-hairy, sometimes glandular. |
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Fruits | globose, 5–6 mm diam., sparsely hairy or glabrous. |
slightly (or markedly) depressed-globose, 6–10 mm diam., glabrous or finely glandular-hairy, (viscid). |
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Stones | distinct. |
usually mostly distinct, sometimes connate. |
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2n | = 26. |
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Arctostaphylos pumila |
Arctostaphylos glandulosa |
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Phenology | Flowering winter–early spring. | |||||||||||||||||||||||||||||
Habitat | Sand dunes, maritime chaparral, open, closed-cone conifer forests | |||||||||||||||||||||||||||||
Elevation | 0-300 m (0-1000 ft) | |||||||||||||||||||||||||||||
Distribution |
CA
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CA; OR; nw Mexico
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Discussion | Of conservation concern. Arctostaphylos pumila is known from the southern Monterey Bay region, Monterey County. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Subspecies 10 (8 in the flora). Arctostaphylos glandulosa occurs in the California Floristic Province from southern Oregon to northern Baja California within the Coast, Transverse, and Peninsular ranges. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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Key |
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Source | FNA vol. 8, p. 424. | FNA vol. 8, p. 442. | ||||||||||||||||||||||||||||
Parent taxa | ||||||||||||||||||||||||||||||
Sibling taxa | ||||||||||||||||||||||||||||||
Subordinate taxa | ||||||||||||||||||||||||||||||
Name authority | Nuttall: Trans. Amer. Philos. Soc., n. s. 8: 266. 1842 , | Eastwood: Proc. Calif. Acad. Sci., ser. 3, 1: 82. 1897 , | ||||||||||||||||||||||||||||
Web links |