128 Nelson: New Plants from Wyoming 



range I's in the Southwest, scarcely within the Rock) 



M 



// 



Rockies and is ahiiost 



alpine, for it occurs, so far as observation goes, near the limit 

 of trees. Its habitat (in Wyoming) is the loose, moist soil of 



the spruce woods. It has been collected in the Wind River 



Mts 

 Mts 



Aug. 22, 1S98. 



The latter, the type number, by Mr. Elias Nelson 



Viola vallicola 



Nearly glabrous or finely puberulent, low caulescent : caudex 

 short, erect, smiplc or somewhat branched at the crown • roots fas- 

 cicled, fleshy, few to several : the few stems and several leaves clus- 



^ tered on the crowns : stems slender, ^^•ith 2-4 internodes, at first 

 very short but m age sometimes 15 cm. long : leaves entire, from 

 broadly to narrowly ovate or oblong, mostly obtuse, with rounded 

 base or, ni the broadest leaves, subcordate, 2-5 cm. long: petioles 

 very variable in length, about equaling the blade or in some of the 

 radical twice as long, the uppermost cauline shorter than the blade • 



. lower peduncles much elongated but scarcely surpassing the up- 

 permost leaves ; sepals lanceolate, glabrous : petals yellow more 

 or less streaked with purple, glabrous, 10-14 mm. long: pods 

 large, oval, with numerous large ovoid seeds. ' 



Heretofore confounded with 



/ 



longs to a range much to the northwest of this. That species is 

 a much smaller plant, is nearly stemlcss and with coarse distant 

 teeth on the small leaves. 



The herbarium of the Missouri Botanical Garden contains but 

 one specimen of this species beside those deposited by me, viz., Carl 

 F. Baker's from Cameron Pass, but that is not wholly typical. It 

 occurs in open ground, on moist, rich soil on stream banks in moun- 

 tain valleys. 



Collected in several places in the state, the following nos. well 

 representing it : 43, 4340, 4345 and 4525. 



montanus 



Oaiot/ia-a montana Nutt.; T. & G. Fl. N. A. i : 500. 1840. 



Root large, from i dm. in young plants to several dm. long in 

 older ones, simple or somewhat branched, wood)- with a somewhat 

 fleshy cortex, crowns i or more, strictly acaulescent : leaves from 



