1921 ] Smiley: Flora of the Sierra Nevada of California 301 



Specimens examined. Above Donner Lake toward Donner Pass, 

 Heller 7050; Mt. Tallac, 8,600 feet, Smiley 247; hillside at Soda 

 Springs, Nevada County, 7,000 feet, Smiley 454 ; Silver Lake, Amador 

 County, Hansen 969; Snow Creek, Yosemite, Congdon; Hockett's 

 Meadows, Tulare County, Culbertson (B4472). 



48. POLEMONIACEAE (PHLOX FAMILY) 



Leaves simple, not pinnate, though often finely cut or lobed; calyx at length 



ruptured by the maturing capsule. 

 Stamens very unequally inserted; corolla strictly salverform with narrow 



throat; leaves entire and opposite 1. Phlox 



Stamens nearly equally inserted; corolla funnel-form with limb inclined 



2. Gilia 



Leaves pinnately divided into many leaflets; calyx distended but not ruptured 

 by the maturing capsule 3. Polemonium 



1. PHLOX 



Calyx glandular; leaves less than % inch long 1. P. caespitosa 



Calyx not glandular; leaves ^-^ inch long 2. P. Douglasii var. diffusa 



1. Phlox caespitosa var. muscoides (Nutt.) Brand, Helios, vol. 22, 



p. 78. 1905. 



P. muscoides Nutt., Jour. Acad. Phila., vol. 7, p. 42. 1834. 

 P. dejecta A. Nels. and Kennedy, Proc. Biol. Soc. Wash., vol. 19, p. 37. 

 1906. 



Type locality. "In alpine situations at the sources of the Mis- 

 souri." 



Range. Rocky Mountains of Montana and northwestern Wyoming 

 across the Great Basin to the Sierra Nevada. 



Zone. Arctic-alpine. 



Specimens examined. Mt. Rose, 10,800 feet, Heller 9869; Silver 

 Mountain, forms dense tufts on dry summit of the mountain at 11,000 

 feet, Brewer 2699; Mt. Dana, Hall and Babcock 3612; near Mt. 

 Whitney, above timber line, V. Bailey (Death Valley 2072) ; Olancha 

 Mountain, Tulare County, 11-12,000 feet, Hall and Babcock 5228. 



2. Phlox Douglasii var. diffusa Gray, Proc. Am. Acad., vol. 8, 



p. 254. 1870. 



P. diffusa Benth., PI. Hartw., p. 325. 1849. 



Type locality. "In locis siccis saxosis prope Bear Valley in 

 montibus Sacramento." 



Range. British Columbia south through Idaho, Washington, and 

 Oregon to the mountains of northern California and the Sierra 

 Nevada. 



Zone. Canadian to Arctic-alpine. 



