Arctostaphylos purissima |
Arctostaphylos klamathensis |
|
---|---|---|
La Purisima manzanita, La Purissima manzanita |
Klamath manzanita |
|
Habit | Shrubs, erect, 1–4 m; burl absent; twigs densely short-hairy with longer hairs. | Shrubs, prostrate or mat-forming, 0.1–0.5 m; burl absent; twigs sparsely glandular-hairy. |
Leaves | petiole to 2 mm; blade bright green, shiny, orbiculate-ovate to ± orbiculate, 1–2.5 × 1–2 cm, base auriculate-clasping, margins entire, plane, surfaces smooth, glabrous. |
petiole 4–7 mm, (glandular-hairy); blade glaucous, dull, obovate to oblanceolate or widely elliptic, 1–3.5 × 0.5–2.5 cm, base cuneate or obtuse, margins entire, plane, surfaces papillate, ± scabrous, midvein sparsely, finely glandular-hairy. |
Inflorescences | racemes, simple or 1–2-branched; immature inflorescence pendent, (branches dense, concealed by bracts), axis 0.5–1 cm, 1+ mm diam., densely short-hairy with longer hairs; bracts not appressed, (overlapping), leaflike, ovate to lanceolate-ovate, 5–8 mm, apex acute, surfaces glabrous. |
racemes, simple or 1-branched; immature inflorescence pendent, (globose), axis 0.5–1 cm, 1+ mm diam., sparsely glandular-hairy; bracts not appressed, scalelike, awl-like, 2–5 mm, apex acute, surfaces glandular-hairy. |
Pedicels | 3–5 mm, sparsely hairy or glabrous. |
3–6 mm, finely glandular-hairy. |
Flowers | corolla white, conic to urceolate; ovary glabrous. |
corolla white, urceolate; ovary glandular-hairy. |
Fruits | depressed-globose, 5–8 mm diam., glabrous. |
globose, 6–7 mm diam., glabrous. |
Stones | distinct. |
connate into single sphere. |
2n | = 26. |
= 26. |
Arctostaphylos purissima |
Arctostaphylos klamathensis |
|
Phenology | Flowering winter–early spring. | Flowering late spring. |
Habitat | Maritime chaparral on deep, sandy soils | Open, subalpine forests on soils derived from gabbro |
Elevation | 0-100 m (0-300 ft) | 1600-2000 m (5200-6600 ft) |
Distribution |
CA
|
CA |
Discussion | Of conservation concern. Arctostaphylos purissima is known from hills and mesas near the coast (Burton Mesa) in Santa Barbara County. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Of conservation concern. Arctostaphylos klamathensis is known from the eastern Klamath Mountains, Siskiyou and Trinity counties. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 8, p. 434. | FNA vol. 8, p. 436. |
Parent taxa | Ericaceae > subfam. Arbutoideae > Arctostaphylos | Ericaceae > subfam. Arbutoideae > Arctostaphylos |
Sibling taxa | ||
Name authority | P. V. Wells: Madroño 19: 195. 1968 , | S. W. Edwards: Four Seasons 6(4): 20, figs. 1, 2. (1983) |
Web links |