Arctostaphylos glandulosa |
Arctostaphylos glandulosa subsp. adamsii |
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Eastwood manzanita, Eastwood's manzanita |
Adams' manzanita |
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Habit | 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. | |||||||||||||||||||||||||||||
Twigs | sparsely short-hairy, not glandular-hairy. |
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Leaves | 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). |
blades strongly white-glaucous, base rounded, sometimes ± lobed to truncate, surfaces smooth, glabrous. |
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Inflorescences | 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. |
immature inflorescence axis densely white-hairy; bracts densely white-hairy. |
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Pedicels | 3–10 mm, sparsely hairy to finely glandular-hairy. |
densely white-hairy. |
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Flowers | corolla white to pink, conic to urceolate; ovary densely white-hairy, sometimes glandular. |
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Ovaries | densely white-hairy. |
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Fruits | slightly (or markedly) depressed-globose, 6–10 mm diam., glabrous or finely glandular-hairy, (viscid). |
slightly depressed-globose. |
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Stones | usually mostly distinct, sometimes connate. |
distinct. |
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Arctostaphylos glandulosa |
Arctostaphylos glandulosa subsp. adamsii |
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Phenology | Flowering winter–early spring. | |||||||||||||||||||||||||||||
Habitat | Interior chaparral chiefly on granitic rocks | |||||||||||||||||||||||||||||
Elevation | 50-2200 m (200-7200 ft) | |||||||||||||||||||||||||||||
Distribution |
CA; OR; nw Mexico
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CA; Mexico (Baja California) |
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Discussion | 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.) |
Of conservation concern. Subspecies adamsii occurs in interior chaparral chiefly on granitic rocks in the Peninsular Range of California, extending into northern Baja California. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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Key |
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Source | FNA vol. 8, p. 442. | FNA vol. 8, p. 444. | ||||||||||||||||||||||||||||
Parent taxa | Ericaceae > subfam. Arbutoideae > Arctostaphylos | Ericaceae > subfam. Arbutoideae > Arctostaphylos > Arctostaphylos glandulosa | ||||||||||||||||||||||||||||
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Synonyms | A. glandulosa var. adamsii | |||||||||||||||||||||||||||||
Name authority | Eastwood: Proc. Calif. Acad. Sci., ser. 3, 1: 82. 1897 , | (Munz) Munz: Fl. S. Calif., 400. (1974) | ||||||||||||||||||||||||||||
Web links |