94 Wyoming Experiment Station. 



Psoralea lanceolata, Pursh, 1. c. 



Frequent on the dry foothills along the Platte River. Fairbanks, 

 [uly 12, 1894 (No. 430); Orin Junction, August 14, 1892, B. C. 

 Buffum. 

 Psoralea tenuiflora, Pursh, 1. c. 



Our commonest Psoralea, very abundant along the Platte and its 

 tributaries. Laramie River, July 10, 1894 (No. 368); Blue Grass 

 Creek, July 8, 1894 (No. 306), 



Trifolium dasyphyllum, T. & G. Fl. N. A. i, 315. 



This fine cttspitose species almost clothes some of the otherwise 



naked rocky ledges in the Laramie foothills. Some specimens secured 



at Laramie Peak are quite erect with longer and less pubescent 



leaves. Laramie, May 25, 1894 (No. 68); June 5, 1895 (No. 1243). 



Trifolium gymnocarpon, Nutt. T. & G. Fl. i, 320. 



A rare and inconspicuous little plant, blossoming in late spring 

 and shortly disappearing. Laramie, June 9, 1894 (No. 216); Ex- 

 periment Farm, May 23, 1895 (No. 1230). 

 Trifolium longipes, Nutt. T. & G. Fl. i, 314 and 691. 



Frequent in the mountains at 8,000-9,000 ft. Specimens from 

 Saratoga and Bald Mountain; also L^nion Pass, August 13; 1895 

 (No. 1025). 



Trifolium longipes reflexum, n. var. 



This has the general habit of T. lo>igipes but the flowers are at 

 length quite reflexed; calyx lobes shorter and less villous. On the 

 banks of Wind River at the foot of Union Pass, August 9, 1894 

 (No. 918). 

 Trifolium Parryi, Gray, Am. Journ. Sci. ii, 33. 



Rare, in open spruce woods. Medicine Bow Mountains, August 

 21, 1895 (No. 1764). 

 Trifolium pratense, L. Sp. PI. 768 (i753)- ^^''^ Clover. 

 Trifolium repens, L. Sp. PI. 767 (i753)- 



This and the preceding becoming naturalized along irrigation 

 ditches, in the streets and elsewhere. Laramie, September 15, 

 1894. Wliite Clover. 



Amorpha fruiticosa, L. Sp. PL 713 (i753)' 



Frequent on the banks ot the Platte in the eastern part of the 

 state. Fairbanks, July 13, 1894 (No. 438). 



