282 University of California Publications in Botany [VOL. 9 



August 27, 1895; Mt. Dana, T. Labouchere, July, 1915; Mt. Dana, 

 alpine zone, 11,750-13,000 feet, Hall and Babcock 3607; summit of 

 Mt. Warren, Tuolumne County, Congdon, August 21, 1894. 



12. AULOSPERMUM 



1. Aulospermum cinerarium (Gray) Coult. and Rose, Contr. Nat. 

 Herb., vol. 7, p. 196. 1900. 



Cymopterus cinerarius Gray, Proc. Am. Acad., vol. 6, p. 535. 1866. 



Type locality. "In volcanic ashes, on dry hills in the high Sierra 

 Nevada, at Sonora Pass, and above Lake Mono, alt. 9-10,000 feet. ' ' 



Range. East slope of the Sierra Nevada in the Yosemite region. 



Zone. Canadian. 



Specimens examined. Dry hill at Sonora Pass, 10,100 feet, Brewer 

 1899; top of volcanic hill, south of Mono Lake, 9,000 feet (Mono 

 Craters), Brewer 1825. 



44. ERICACEAE (HEATH FAMILY) 



Corolla none 1. Allotropa 



Corolla present. 



Corolla polypetalous or nearly so. 

 Inflorescence corymbose. 



Leaves toothed, green on both sides; stems trailing, scarcely woody 



2. Chimaphila 



Leaves entire, glaucous beneath; stems erect, woody 3. Ledum 



Inflorescence racemose. 



Ovary 1-celled; colorless saprophyte 4. Pleuricospora 



Ovary 5-celled; green or greenish plants 5. Pyrola 



Corolla gamopetalous. 



Plants with green leaves, autotrophic. 



Ovary inferior 6. Vaccinium 



Ovary superior. 



Fruit a drupe-like berry 7. Arctostaphylos 



Fruit a capsule. 



Dehiscence of capsule septicidal. 



Stamens exserted from the corolla; leaves with persistent decur- 



rent woody bases 8. Phyllodoce 



Stamens included; leaves without persistent woody bases 9. Kalmia 

 Dehiscence of capsule loculicidal. 



Leaves flat, larger (1.3-2.6 inches long), petioled 10. Leucothoe 



Leaves carinate, smaller (% inch or less long), sessile ..11. Cassiope 

 Plants without green leaves, reddish saprophytes 12. Sarcodes 



1. ALLOTROPA 



1. Allotropa virgata T. and G., Pac. R.R. Rep., vol. 6, pt. 5, pp. 



80, 81. 1857. 



Type locality. "Cascade Mountains of northern Oregon." 

 Range. Sierra Nevada and Cascade Mountains. Coast Range of 

 northern California and Oregon. Olympic Mountains. 

 Zone. Transition and Canadian. 



