66 



210. Chenopodium capitatum, Watson (Blitum, L.)— Gros Ventre River. 



211. Eurotia lanata, Moq. — Snake River Basin and Clark's Forks ; com- 



mon. 



POLYGONACE^E. 



212. Rumex salicifolius, Weinm. — Meadows, Bear Tooth Mountains • 



August. 



213. Rumex paucifolius, N"utt. — Snake River, high altitudes. 



214. Polygonum tenue, Michx. — Dry soil, Lincoln ; August. 



215. Polygonum Bistorta, L. — Lincoln Pass, in open places; August. 



216. Eriogonum flavum, Nutt. — Common everywhere, mountain meadows. 



217. Eriogonum umbellatum, Torr. — Dry places, Warm Spring Creek. 



218. Eriogonum brevieaule, Nutt. — Sandy soil, North Fork Wind River; 



August. 



219. Eriogonum cernuum, Nutt. (Watson's Bot, King., p. 308). — Snake 



River Basin ; August 17. 



220. Eriogonum microthecum, Nutt. ( Watson, 1. c, p. 303). — Snake River 



Basin; August 17. 



221. Eriogonum ovalifolium, Nutt. — Snake RiVer Basin ; August. 



El^eagnace^e. 



222. Shepherdia Canadensis, Nutt. — Red Canon, Wind River Valley; Au- 



gust in fruit. 



223. Elcegnus argentea, Pursh. — Red Canon, Wind River Valley; Au- 



gust 5, in fruit. 



Santajmce^e. 



224. Comandra pallida, Nutt. — Snake River Basin, National Park, and 



Bear Tooth Mountains ; August, in fruit. 



LORANTHACE^E. 



225. Arceuthobiim Americanum, Kutt. — On Pinus contorta in great 



quantities, especially in Yellowstone Park. 



Betulace^e. 



226. Betula occidentalism Hook. — Snake River Basin, Rocky Creek, &c; 





August. 





227. Alnus incana, Willd., var. glauca, Ait. — Along streams and moist 



places, Bear Tooth Mountains, &c. ; August. 



Salicace^e. 



feet. 



iferaj Ait. — Along streams everywhere below 6,000 



ifera, L., var. angmtifolia, Watson. — Found mostly 



with aboY<_ 7 e _ w __ ^ vv „ v 



high as the next. 



mlus tremuloidesj Michx. — From foot hills up to 9,000 feet in the 

 mountains everywhere. 



1 



