Arctostaphylos gabilanensis |
Arctostaphylos catalinae |
|
---|---|---|
Gabilan manzanita, Gabilan Mountains manzanita |
Santa Catalina Island manzanita |
|
Habit | Shrubs or trees, erect, 1–5 m; burl absent; twigs sparsely short-hairy with sessile glands among hairs. | Shrubs or trees, erect, 2–5 m; burl absent; twigs densely glandular-hairy with long, white hairs. |
Leaves | petiole 1–4 mm; blade gray-glaucous, dull, ovate, 1.5–3.5 × 1.1–2.4 cm, base distinctly lobed, auriculate-clasping, margins entire, plane, surfaces smooth, canescent, glabrescent. |
petiole 2–6 mm; blade green-glaucescent, dull, lanceolate-ovate to elliptic, 2–5 × 1.5–3 cm, base truncate to ± slightly lobed, margins entire or ± serrate, plane, surfaces papillate, scabridulous, glandular-hispid. |
Inflorescences | panicles, 1–4-branched; immature inflorescence pendent, branches spreading, axis 1–3 cm, 1+ mm diam., sparsely short-hairy with sessile glands among hairs; bracts not appressed, (spreading), scalelike (lowermost leaflike), deltate, 3–5 mm, (fleshy), apex mucronate, surfaces hairy. |
panicles, 4–10-branched; immature inflorescence pendent, branches ± spreading, axis 2–3 cm, 1+ mm diam., densely glandular-hairy with long, white hairs; bracts not appressed, (overlapping on distal 1/2, green), leaflike, lanceolate to narrowly ovate, 6–10(–15) mm, apex acute, surfaces sparsely glandular-hairy. |
Pedicels | 8–10 mm, hairy or glabrous. |
2–5 mm, densely white-hairy. |
Flowers | corolla white to pink, conic to urceolate; ovary glabrous, (not viscid). |
corolla white, conic to urceolate; ovary densely white-hairy, sparsely glandular-hairy. |
Fruits | globose, 10–15 mm diam., glabrous, (not viscid). |
globose, 8–15 mm diam., sparsely hairy. |
Stones | connate into single sphere. |
distinct. |
2n | = 26. |
= 26. |
Arctostaphylos gabilanensis |
Arctostaphylos catalinae |
|
Phenology | Flowering winter–early spring. | Flowering winter–early spring. |
Habitat | Chaparral on decomposing granites | Chaparral, open woodlands |
Elevation | 300-700 m (1000-2300 ft) | 0-500 m (0-1600 ft) |
Distribution |
CA |
CA |
Discussion | Of conservation concern. Arctostaphylos gabilanensis is known from two disjunct populations in the Gabilan Mountains, San Benito and Monterey counties. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Of conservation concern. Arctostaphylos catalinae is known from Santa Catalina Island. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 8, p. 431. | FNA vol. 8, p. 427. |
Parent taxa | ||
Sibling taxa | ||
Name authority | V. T. Parker & M. C. Vasey: Madroño 51: 322, fig. 1. 2004 , | P. V. Wells: Madroño 19: 193. 1968 , |
Web links |