Arctostaphylos pajaroensis |
Arctostaphylos tomentosa |
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Pajaro manzanita |
woolly leaf manzanita |
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Habit | Shrubs, erect or mound-forming, 1–4 m; burl absent; bark on older stems persistent, gray, shredded; twigs short-hairy, sometimes with long hairs. | Shrubs, erect or mound-forming, 1–3 m; burl present; bark of older stems persistent, gray, shredded; twigs usually short-hairy, sometimes with long hairs and glandular hairs. | ||||||||||||
Leaves | bifacial in stomatal distribution; petiole to 2 mm; blade light green abaxially, dark blue-green, glaucous adaxially, dull, ovate to triangular-ovate, 2–4 × 1–2 cm, base distinctly lobed, auriculate-clasping, margins (tinged with red), entire, ± cupped, surfaces smooth, glabrous, midvein hairy abaxially. |
bifacial in stomatal distribution; petiole 2–5 mm; blade dark to bright green, dull abaxially, ± shiny adaxially, oblong-ovate to oblong-lanceolate, 2–5 × 1.5–2.5 cm, base truncate to ± lobed, margins entire, sometimes toothed, cupped or ± rolled, (distal portion glabrous, proximal tomentose), surfaces short-hairy or glabrous abaxially, papillate, scabrous, sometimes finely glandular-hairy or ± glabrous adaxially. |
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Inflorescences | panicles, 2–5-branched; immature inflorescence pendent, branches spreading, axis 1–1.5 cm, 1+ mm diam., short-hairy, sometimes with long hairs; bracts not appressed, leaflike, linear-lanceolate, 5–10 mm, apex acuminate, surfaces glabrous. |
panicles, 2–8-branched; immature inflorescence pendent, axis 1–2.5 cm, 1+ mm diam., usually short-hairy, sometimes with long hairs and glandular hairs; bracts not appressed, leaflike, lanceolate, 8–15 mm, apex acute, surfaces glabrous, hairy, or finely glandular-hairy. |
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Pedicels | 5–8 mm, finely hairy or glabrous. |
2–5 mm, sparsely hairy, sometimes glandular, or hairy. |
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Flowers | corolla white to pink, urceolate; ovary densely white-hairy. |
corolla white, conic to urceolate; ovary white-hairy and sometimes sparsely glandular. |
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Fruits | depressed-globose, 6–8 mm diam., sparsely hairy or glabrous. |
depressed-globose, 6–10 mm diam., sparsely hairy or glabrous. |
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Stones | distinct. |
distinct. |
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2n | = 26. |
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Arctostaphylos pajaroensis |
Arctostaphylos tomentosa |
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Phenology | Flowering early winter–early spring. | |||||||||||||
Habitat | Maritime chaparral on deep to shallow, sandy soils or sandstone outcroppings | |||||||||||||
Elevation | 0-200 m (0-700 ft) | |||||||||||||
Distribution |
CA
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CA
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Discussion | Of conservation concern. Arctostaphylos pajaroensis is found in the vicinity of the Pajaro Hills in Monterey County. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Subspecies 4 (4 in the flora). Arctostaphylos tomentosa is found in coastal central California, in areas that receive summer fog. Most subspecies are narrowly distributed. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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Key |
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Source | FNA vol. 8, p. 432. | FNA vol. 8, p. 439. | ||||||||||||
Parent taxa | Ericaceae > subfam. Arbutoideae > Arctostaphylos | Ericaceae > subfam. Arbutoideae > Arctostaphylos | ||||||||||||
Sibling taxa | ||||||||||||||
Subordinate taxa | ||||||||||||||
Synonyms | A. andersonii var. pajaroensis | Arbutus tomentosa | ||||||||||||
Name authority | (J. E. Adams) J. E. Adams: J. Elisha Mitchell Sci. Soc. 56: 41. 1940 , | (Pursh) Lindley: Edwards’s Bot. Reg. 21: plate 1791. 1835 , | ||||||||||||
Web links |