38 Nelson and Kennedy — Plavtae Montrosensis. 



Castilleia inconspicua sp. nov. 



Perennial, witli a caiulex about ") cni. long, wiiicli brandies at the base 

 into several roots : plants variable in height according to the elevation : At 

 10,000 feet about 15 cm. high, becoming gradually reduced to .5 cm. or even 

 less at 10,800: steins and leaves pubescent and glandular, which increases 

 in density with the elevation : leaves sessile, mostly linear at the base, 

 becoming 3-7 cleft or parted toward the inflorescence, very variable in size, 

 from 6-25 mm. in length : bracts subtending each flower P.-cleft to about 

 the middle, 12-20 mm. long; flowers in an oblong spike, cream-colored, 

 with a purple blotch ; calyx villous, 12 mm. long, divided into 4 lanceolate- 

 acuminate lobes .4-6 nnn. long, greenish-purple ; corolla 10 mm. long, galea 

 triangular, obtuse, gibbous, slightly exceeding the lip which has 8 o))tuse, 

 rounded loV^es, less than 2 mm. long: stigmas capitate, 2-lobed, slightly 

 exceeding the galea; capsule glabrous, 8 mm. long, about 40-seeded. 



Allied to C. rubida Piper. 



Summit of Mount Rose, Washoe County, Nevada, No. 1169 (type), Au- 

 gust 17, 1905, P. B. Kennedy, at 10,800 feet; also No. 1144 of same place 

 and date, but at 10,000 feet. 



Hulsea caespitosa sp. nov. « 



Plant about 3 dm. high, forming tufts a thiid of a meter across: densely 

 pubescent, and strongly viscid-glandular, emitting a disagreeable odor ; the 

 involucre only lanate : perennial, deep rooted, branching several times : di- 

 visions of the caudex terminated above ground by several leafy branches; 

 around the base of each branch persist the brown, dried up i)etioles of the 

 previous year's growth, appearing like scales : radical leaves from 4-8 mm. 

 long, lacerate-dentate above, much constricted and entire at the middle, 

 and expanding into a broad light-colored sheathing base, 8-10 mm. wide : 

 flowering stems leafy, usually one from the center of each tuft of leaves, 

 the cauline leaves gradually becoming smaller towards the head : head 2^ 

 cm. or more across, orange-yellow, involucre lanate, of numerous bracts, in 

 3 ranks ; outer, oblong, 10 mm. long ; inner, a little longer, attenuate- 

 acute, with rather long, gland-tipped hairs towards the ai)ex ; ray flowers 

 about 30 ; ligulate corolla about 12 nun. long, with gland-tipped hairs be- 

 low, apex variable, unequally 3-lobed ; disk flowers glandular, 7 mm. long, 

 with 5 equal lobes ; palae very small, less than 1 mm. long, fimbriate : 

 achene 6 mm. long, covered with villous hairs which partly obscure the 

 palae. 



Allied to H. nana Larseni Gray and H. algida Gray. 



Summit of Mount Rose, Washoe County, Nevada, at 10,800 feet; in 

 pockets of soil among loose volcanic rocks, No. 1158 (type), August 17, 

 1905, P. B. Kennedy. 



Raillardella Nevadensis sp. nov. 



Rootstocks very stout for the size of the plant; extensively creeping: 

 leaves glandular on both sides, 12-24 mm. long, oblanceolate, entire: scape 

 2-8 cm. high ; peduncle and involucre viscid-glandular, much more so 



