HEATH FAMILY 35 



Peduncles and raehises canescently puberulent; panicles drooping; leaves dull 

 green. 

 Berry with separate nutlets; North Coast Ganges and n. Sierra Nevada 



foothills 11. A. manzanita. 



Berry with a solid stone; Tehachapi Mts. to San Gabriel Mts 



12. A. parryana. 



Peduncles and raehises glabrous or minutely puberulent; panicles erect or only 



half -drooping ; leaves pale or whitish; Sierra Nevada.. 13. A. mewukha. 



Leaves abruptly acute, mueronate, commonly less than 1 inch long ; mts. of S. Cal. 



and n. to Marin Co 14. A. pungens. 



Pedicels glandular ; foliage very white-glaucous. 



Berry with solid stone ; pedicels viscid-glandular, sometimes glandular-pubescent ; S. Cal. and 



South Coast Ranges 15. A. glauca. 



Berry with separate nutlets; pedicels glandular-hairy; branchlets and peduncles very glau- 

 cous ; Sierra Nevada foothills chiefly. 



Ovary glabrous; branchlets aud peduncles glabrous and glaucous 16. A. viscida. 



Ovary glandular-hairy; branchlets and peduncles glandular-hairy 17. A. mariposa. 



S. Ovary pubescent; leaves and branchlets pubescent or usually so, often hirsute or bristly. 

 Leaves plane, vertical. 



Bracts herbaceous or brown. 



Sepals entire or merely ciliate. 



Stems several from a heavy woody basal platform ; branchlets pubescent or puberu- 

 lent and with spreading hairs or bristles, or merely pubescent ; ovary white- 

 hairy. 

 Main stems with smooth bark ; ovary hairs glandular ; berry with scattered short 

 white hairs or glabrate, glandular or not glandular; Coast Ranges and 



coastal S. Cal 18. A. glandulosa. 



Main stems with shreddy bark ; ovary hairs not glandular ; berry with scattered 

 white hairs or glabrate, not glandular ; coast line, South Coast Ranges 



and Santa Barbara Isls 19. A. tomentosa. 



Stems single, no enlargement at ground level. 



Leaves white-pubescent, at least when young ; branchlets white-pubescent, des- 

 titute of bristles or spreading hairs ; Coast Ranges and coastal S. Cal. 



20. A. canescens. 

 Leaves green, puberulent to glabrous, rarely densely pubescent ; branchlets 

 pubescent or puberulent and commonly also with spreading hairs or 

 bristles, usually not glandular. 

 Leaf -blades not cordate at base or rarely, petioled ; berry minutely white- 

 hairy, not glandular, or sometimes berry viscid ; along the coast 



from Marin Co. to Del Norte Co 21. A. columbiana. 



Leaf -blades mostly cordate, sessile or subsessile ; berry viscid-pubescent ; 



South Coast Ranges 22. A. andersonii. 



Sepals with a glandular-fimbriate edge; berry nearly glabrous; Santa Barbara Isls 



23. A. insularis. 



Bracts pink, petal-like; stone solid; S. Cal 24. A. drupacea. 



Leaves strongly revolute, not vertical; stone solid; mostly S. Cal. coast 25. A. hicolor. 



1. A. uva-ursi Spr. Red Bear-berey. Sand-berey. Steins several, trailing, 

 prostrate or buried beneath the sand (all from a single main root), giving rise to 

 erect branching stems 4 to 6 inches high ; bark dark brown or somewhat reddish, 

 becoming roughish ; leaf -blades oval or obovate, rounded at apex, rarely retuse or 

 subacute, often reticulate-veiny, puberulent or nearly glabrous, especially in age, 

 % to 1 inch long ; corolla ovoid, white or pinkish, 2i'2 to 3 lines long ; ovary gla- 

 brous ; berry typically brilliant red or pink, smooth and glabrous, 3 to 4% lines in 

 diameter; nutlets 1 or sometimes 3-nerved on the back, obscurely roughened or 

 reticulate on the sides. 



Sand-diuies and grass}' headlands along the ocean shore, 5 to 200 feet : Pt. Reyes 

 Peninsula; Mendocino Co.; Humboldt Bay; Del Norte Co. Bast to New Jersey 

 and Labrador, north to Alaska, thence around the earth in northern regions. Apr.- 

 May. 



Field note. — Arctostaphylos uva-ursi is, in our region, seldom found more than a half-mile 

 from the ocean. Typically it is a boreal species. On sandy flats the prostrate stems often root. 



Locs. — Inverness Ridge, Ewan 8086 ; Gualala, comm. B. P. Brandt ; Point Arena, C. F. Baker 



