162 University of California Publications in Botany [Vol.9 



The var. vineum appears worthy of recognition because of the deep 

 red or purple color of the involucres. 



Eriogonum rhodanthuni Nels. and Kennedy (Proc. Biol. Soc. 

 Wash., vol. 19, p. 35. 1906) is unknown to me in any authentic speci- 

 mens: by character it seems near if not identical with var. nivale 

 Jones; the type locality is "Summit of Mt. Rose, Washoe County, 

 Nevada, elevation 10,800 feet," Kennedy 1184. 



6. Eriogonum Kingii T. and G., Proc. Am. Acad., vol. 8, p. 165. 



1870. 



E. anem-ophilum Greene, Pitt., vol. 3, p. 199. 1897. 



E. rosensis Nels. and Kennedy, Proc. Biol. Soc. Wash., vol. 19, p. 36. 1906. 



Type locality. — East Humboldt Mountains, Nevada. 



Range. — Mountains of Nevada and east side of the Sierra Nevada. 



Zone. — ^Arctic-alpine. 



Specimen examined. — Mt. Rose, 10,800 feet, Kennedy 1180, co-type 

 of E. rosensis and an exact match for Watson 's collection, from which 

 E. Kingii was described. 



7. Eriogonum Lobbii T. and G., Proc. Am. Acad., vol. 8, p. 162. 



1870. 



Type locality. — "High mountain near Donner's Pass in the Sierra 

 Nevada. ' ' 



Range. — Sierra Nevada and North Coast Ranges on their eastern 

 flank. 



Zone. — Canadian. 



Specimens examined. — ^About Summit Station, Heller 7011 ; An- 

 gora Peak, 7,100 feet, Smiley 41; Bierstadt Peak, Tahoe, 7,500 feet, 

 Davy 3226 ; Sierra County, Lemmon 257 ; Tuolumne Caiion, Chesnut 

 and Drew, July 25, 1889 ; Mt. Conness, J. M. Hutchings. 



7a. Eriogonum Lobbii var. minus T. and G., I.e., p. 163 ; an alpine 

 dwarfed form. 



Type locality. — "Upon Silver Mountain in the Sierra Nevada, at 

 the height of 11,000 feet." 



Range. — Not known beyond the Sierra Nevada. 



Specimen examined. — Silver Mountain, 11,000 feet, in dry soil, 

 Brewer 2049. 



