GILIA FAMILY 



135 



and the far northern Coast Ranges of California. It falls into the category of species which in- 

 habit each one of three small areas in northern California — areas of critical importance distribu- 

 tionally, namely Lassen Peak, Mt. Shasta and the Salmon Mts. of northern Trinity County. It 

 has not as yet been found in the high Marble Mountains 

 country of western Siskiyou County. 



Locs. — Sierra Nevada: Lundy, w. Mono Co., Maud 

 Minthorn 214; Long Mdw., Tuolumne Co., Chesnut 4" 

 Drew; Sonora Peak, Alpine Co., A. L. Grant 403; Keiths 

 Dome, near Fallen Leaf Lake, Ottley 801; Mt. Tallac, 

 Eldorado Co., Jepson 8142 ; Lassen Peak, Chesnut 4" 

 Drew; Mt. Shasta, Jepson 14,998. Trinity Co.: Twin 

 Lakes to Thompson Peak, Alexander 4' Kellogg 29fi. 



Eefs. — POLEMONIUM PAKVIFOLIUM Nutt. ; Eydb., 

 Bull. Torr. Club 24:253 (1897). P. pulcherrimum var. 

 parvifolium Nels., Man. Rocky Mt. Bot. 404 (1909) ; 

 Jepson, Man. 783 (1925). P. pulcherrimum subsp. par- 

 vifolium Brand; Engler, Pflzr. 4==": 35 (1907). P. mex- 

 icanum Nutt., Jour. Acad. Phila. 7:41 (1834), type loe. 

 Flat-Head River, Mont., Wyeth; not Cerv. (1816). P. vis- 

 eosum Gray, Syn. Fl. 2:150 (1878) ; not Nutt., ace. Ryd- 

 berg. Bull. Torr. Club 24:253 (1897). P. hai/Jenii Nels., 

 Bull. Torr. Club 26:353 (1899), type loc. Jacksons Hole, 

 Snake River, Wyo., Bayden. P. pulcherrimum var. hay- 

 denii Brand; Engler, Pflzr. 4=^0:35 (1907). P. tevisii 

 Eastw., Bot. Gaz. 37:440 (1904), type loc. Desolation 

 Valley, near Lake Tahoe, Berry. P. berryi Eastw., I.e. 

 440, type loc. Desolation Valley, near Lake Tahoe, Berry. 

 P. pulcherrimum var. ierryi Brand, I.e. 36. P. shastense 

 Eastw., Bull. Torr. Club 32:205 (1905), type loc. Mt. 

 Shasta, Copeland 3515. P. pulcherrimum var. berryi 



subvar. sluis- 



tense Brand, 



l.c.36.P.mon- 

 ''^k It^i^j^^^ rZ^^iiiS'i, ,-^ trosensis 



Nels., Proc. 



Biol. Soc. Wash. 18:174 (1905), type loc. Mt. Rose, 



Nov., Doten. 



Fig. 368. POLEMONIUM 



LIUM Nutt. a, habit, X % ; 



PARVIFO- 



b, fl., X 



1% ; c, fruiting calj-s, X 1% ; d, co- 

 rolla laid open, X 1%. 



4. P. occidentale Greene. (Fig. 369.) 

 Stem erect, simple, solitary from a running 

 root-stock, 11/4 to 3% feet high ; herbage gla- 

 brous below, glandular toward the inflores- 

 cence; leaves mainly cauline, long-petioled, 3 

 to 14 inches long; leaflets 11 to 25, ovate-oblong 

 or lanceolate, 4 to 15 lines (or 2 inches) long; 

 flowers in a thyrsoid or corymbose cluster; 

 calyx scarcely accrescent, remaining firm, be- 

 coming 4 lines long; corolla blue or purple, 

 subcampanulate, cleft to below the middle, 5 

 to 7 lines broad, about twice as long as the 

 calyx, its tube white or yellowish, hairy at in- 

 sertion of stamens; cells of the capsule 6 to 

 12-seeded; style exceeding the corolla. 



Wet ground or swamps in the mountains, 

 4000 to 10,900 feet: San Bernardino Mts.; 

 Sierra Nevada from Tulare Co. to eastern Sis- 

 kiyou Co. East to the Rocky Mts., north to 

 Washington. June-July. 

 Locs. — San Bernardino Mts.: Bear Valley (Erythea 7:94); South Fork Santa Ana River. 



Sierra Nevada: Volcano Creek, e. Tulare Co., Jepson 4936; Yosemite, Dodd; Sonora Peak, A. L. 



Grant 391; near Cascade Lake, Lake Tahoe, Ottley 1207; Blairsden, Plumas Co.; Bridge Creek, 



Lassen Co., Baker 4- Nutting; Willow Creek Valley, Modoc Co., R. M. Austin; Sisson, Siskiyou 



Co., Blasdale. 



Fig. 369. POLEMONIUM OCCIDENTALE 



Greene, a. habit, X Vc ; b, fl., X 1; c, 

 corolla laid open, X 1; d, fruiting ca- 

 lyx, X 11/3. 



