Arctostaphylos nummularia

A. Gray
Proc. Amer. Acad. Arts 7: 366. 1868 ,.
Common names: Glossyleaf manzanita
EndemicConservation concern
Treatment appears in FNA Volume 8. Treatment on page 418. Mentioned on page 406, 407, 410.

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).

Discussion

Subspecies 2 (2 in the flora).

Selected References

None.

Key

1 Plants 0.5-5 m; bark on older stems gray, shredded. Arctostaphylos nummularia subsp. nummularia
1 Plants 0.1-0.5 m; bark on older stems gray or reddish, rough or shredded. Arctostaphylos nummularia subsp. mendocinoensis