10. Arctostaphylos nummularia A. Gray, Proc. Amer. Acad. Arts. 7: 366. 1868.
Shrubs, prostrate, erect, or mound-forming, 0.1-5 m; burl absent; bark on older stems persistent, gray or red-gray, shredded or rough; twigs densely short-haired with longer gland-tipped hairs. Leaves bifacial in stomatal distribution; petiole to 3 mm; blade bifacial, light green abaxially, dark green adaxially, shiny, orbiculate to orbiculate-ovate or oblong-elliptic, 1.5-2.2 × 0.3-1.8 cm, base cuneate to obtuse or truncate to ± lobed, margins entire, cupped, surfaces smooth, glabrous, midvein hairy . Inflorescences panicles, 4-12-branched; immature inflorescence pendent, branches spreading, axis 0.5-1 cm, to 1 mm diam., densely short-haired with longer gland-tipped hairs; bracts appressed, scalelike, deltate, 0.5-2 mm, apex acute, surfaces glabrous. Pedicels 3-5 mm, glabrous. Flowers 4-merous; corolla white, urceolate; ovary white-hairy. Fruits subcylindric, 3-4 mm diam., glabrous. Stones distinct (breaking apart in mature fruit).
Subspecies 2 (2 in the flora): California.