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FNA | Family List | FNA Vol. 8 | Ericaceae | Arctostaphylos

57. Arctostaphylos montana Eastwood, Proc. Calif. Acad. Sci., ser. 3. 1: 83. 1897.

Arctostaphylos hookeri G. Don subsp. montana (Eastwood) P. V. Wells; A. pungens Kunth var. montana (Eastwood) Munz

Shrubs, erect, prostrate, or mound-forming, 0.1-2 m; burl absent; twigs densely white short-hairy. Leaves: petiole 2-6 mm; blade dark green, shiny, orbiculate-elliptic to elliptic, 1-2.5 × 1-1.5 cm, base rounded to cuneate, margins entire, plane, surfaces smooth, puberulent, glabrescent. Inflorescences panicles, 1-3-branched; immature inflorescence pendent, (branches compact), axis 0.5-1.5 cm, 1+ mm diam., densely white short-hairy; bracts tightly appressed, scalelike, ovate, 2-5 mm, apex acuminate, surfaces glabrous. Pedicels 3-6 mm, glabrous. Flowers: corolla white, conic to urceolate; ovary glabrous. Fruits globose, 4-8 mm diam., glabrous. Stones distinct.

Subspecies 2 (2 in the flora): wc California.


1 Fruits 6-8 mm diam.; plants mound-forming or erect; leaf blades orbiculate-elliptic to elliptic, 1-2.5 × 1-1.5 cm; young twigs white-tomentose.   57a Arctostaphylos montana subsp. montana
+ Fruits 4-5 mm diam.; plants prostrate; leaf blades orbiculate-elliptic, 1-2 × 1-1.5 cm; young twigs gray-tomentose.   57b Arctostaphylos montana subsp. ravenii

Lower Taxa


 

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