Arctostaphylos pallida

Eastwood

Leafl. W. Bot. 1: 76. 1933 ,.

Common names: Alameda manzanita
Synonyms: Arctostaphylos andersonii var. pallida (Eastwood) J. E. Adams ex McMinn
Treatment appears in FNA Volume 8. Treatment on page 433. Mentioned on page 413.
Revision as of 22:32, 16 December 2019 by FNA>Volume Importer

Shrubs, erect, 2–4 m; burl absent; twigs hairy. Leaves: petiole to 2 mm, (hairy); blade glaucous-green, dull, ovate or oblong-ovate, 2.5–4.5 × 2–3 cm, base auriculate-clasping, margins entire, plane, surfaces smooth, glabrous. Inflorescences panicles, 3–5-branched; immature inflorescence pendent, (branches compact, framed by bracts), axis 0.5–1 cm, 1+ mm diam., short-hairy to hispid-hairy, usually eglandular; bracts not appressed, leaflike, widely lanceolate, 5–9 mm, apex acute, surfaces finely glandular-hairy. Pedicels 8–12 mm, finely glandular-hairy. Flowers: corolla white, conic to urceolate; ovary finely glandular-hairy. Fruits depressed-globose, 8–10 mm diam., glandular-hairy, (viscid). Stones distinct. 2n = 26.


Phenology: Flowering winter–early spring.
Habitat: Maritime chaparral, gaps in open forests
Elevation: 200-400 m

Discussion

Of conservation concern.

Arctostaphylos pallida is found on shale barrens in the East Bay Hills, western Contra Costa County, overlooking San Francisco Bay.

Selected References

None.

Lower Taxa

None.