96 NORTH AMERICAN FLORA [VoLumE 29 
or rounded and more or less prominently apiculate at the apex, firm-coriaceous, finely tomentose 
when young, becoming glabrous and bright-green; flowers in few-branched panicles, or rarely 
in simple racemes; branches of inflorescence and bracts tomentose; bracts broadly triangular, 
acute, 3-4 mm. long, the upper half thin and more or less deciduous; pedicels 5—7 mm. long, 
glabrous; calyx-lobes ovate, glabrous; fruit ovoid, 10-15 mm. long, chestnut-brown, the granular 
pulp thin; nutlets united into a solid 5-celled ellipsoid stone, prominently ribbed and rugosely 
roughened in the intervals. 
Tyre Locatity: Tehachapi Mountains, four miles west of Kern Station, California. 
DistrrBurion: Southern Sierra Nevada to the San Gabriel Mountains, California. 
8. Uva-ursi Manzanita (Parry) Abrams. 
Arctostaphylos Manzanita Parry, Bull. Calif. Acad. 2: 491. 1887. 
Arctostaphylos elegans Jepson, Erythea 1: 15. 1893. 
An erect bushy or arborescent shrub, 2-4 m. high, with dark reddish-brown bark and 
puberulent or rarely nearly glabrous branchlets; leaf-blades ovate to suborbicular or obovate, 
25-45 mm. long, obtuse or rounded and mucronate at the apex, firm-coriaceous, dull-green 
with a bloom, somewhat puberulent when young, becoming glabrous; flowers in more or less 
ample panicles; branches of the inflorescence hoary-tomentose to nearly glabrous; calyx-lobes 
broadly ovate, glabrous; corolla 7-8 mm. long, pale-pink to white; ovary glabrous; fruit 
more or less depressed-globose, 8-12 mm. broad; nutlets irregularly coalescent, carinate on 
the back and rugose. 
Type Locality: Foothills of the coast ranges north of San Francisco, California. 
DistRIBUTION: Southern Oregon, and southward through the foothills of the coast ranges and 
the Sierra Nevada to central California. 
9. Uva-ursi patula (Greene) Abrams, Bull. N. Y. Bot. Gard. 
6: 433. 1910. 
Arctostaphylos patula Greene, Pittonia 2: 171. 1891. 
Arctostaphylos pungens platyphylla A. Gray, Syn. Fl. N. Am. 2!: 28. 1878. 
Arctostaphylos platyphylla Kuntze, Rev. Gen. 385. 1891. 
Arctostaphylos obtusifolia Piper, Bull. Torrey Club 29: 642. 1902. 
An erect bushy shrub, with rigid crooked branches, 1-2 m. high; bark smooth on the 
old branches and trunks, not exfoliating, bright reddish-brown; branchlets glabrous, resinous- 
glandular or glandular-pubescent; leaf-blades ovate to suborbicular, 30-45 mm. long, obtuse 
or rounded at the apex, firm-coriaceous, bright yellowish-green, not at all glaucous, glabrous 
or somewhat resinous-glandular toward the base, often reflexed; petioles 10-15 mm. long, 
glandular-puberulent or glandular-pubescent; flowers in more or less ample corymbose panicles; 
branches of the inflorescence and bracts resinous-glandular or commonly glandular-pubescent; 
bracts broadly triangular at the base, abruptly subulate or sometimes acute, 3-7 mm. long, 
firm and widely spreading or reflexed in fruit, glabrous; pedicels 5-7 mm. long in fruit, glabrous; 
calyx-lobes broadly ovate, glabrous; corolla 6.5—-7.5 mm. long, white tinged with pink; ovary 
glabrous; fruit chestnut-brown, depressed-globose, 7-10 mm. broad: nutlets irregularly coales- 
cent, rounded on the back and inconspicuously ribbed, otherwise nearly smooth. 
TYPE LOCALITY: Pine woods at middle elevations in the Sierra Nevada, California. 
DIstR1IBUTION: Blue Mountains and the Cascade Mountains, Oregon, to Utah and the San 
Jacinto Mountains, southern California. Restricted to the coniferous forest region. 
ILLUSTRATION: Hall, Yosemite F1. 181. 
10. Uva-ursi Stanfordiana (Parry) Abrams. 
Arctostaphylos Stanfordiana Parry, Bull. Calif. Acad. 2: 493. 1887. 
An erect branching shrub, with slender branches and smooth reddish-brown bark, and 
slender glabrous or sparsely puberulent branchlets; leaf-blades narrowly ovate to oblanceolate, 
25-40 mm. long, obtuse to acute and mucronate at the apex, bright-green, glabrous and 
shining; petioles flattened, 6-8 mm. long; flowers in loose drooping panicles; branches of the 
inflorescence glabrous or sparsely puberulent, very slender, the flower-bearing part often 4-5 
em. long; bracts subulate, mostly less than 2 mm. long; calyx-lobes ovate, glabrous; corolla 
pink, 6~8 mm. long; ovary glabrous; fruit yellowish-brown, somewhat depressed-globose; 
