44.
Arctostaphylos andersonii
A. Gray, Proc. Amer. Acad. Arts. 11: 83. 1876.
Santa Cruz manzanita
Shrubs or trees,
erect, (arbo-rescent), 2-5 m; burl absent; twigs densely short-hairy with long, white, gland-tipped hairs.
Leaves
bifacial in stomatal distribution; petiole to 4 mm; blade bright green, dull, oblong, 4-7 × 1.5-2.5 cm, base auriculate-clasping, margins en-tire, plane, surfaces smooth, glabrous.
Inflorescences
panicles, 4-6-branched; immature inflorescence pendent, branches spreading, axis 2-3 cm, 1+ mm diam., densely short-hairy with long, white, gland-tipped hairs; bracts not appressed, leaflike, lanceolate, 8-15 mm, apex acute, surfaces short-hairy with long, gland-tipped hairs.
Pedicels
6-8 mm, finely glandular-hairy.
Flowers:
corolla white, conic; ovary finely glandular-hairy.
Fruits
depressed-globose, 6-8 mm diam., finely glandular-hairy, (viscid).
Stones
distinct.
2
n
= 26.
Flowering winter-early spring. Chaparral, edges of open forests; of conservation concern; 300-900 m; Calif.
Arctostaphylos andersonii
is known from the central and southern Santa Cruz Mountains in Santa Cruz and Santa Clara counties.
