GEOLOGICAL SURVEY OF THE TERRITOEIES. 487 



A ntennaria racemosa^ Hook.— Fort Ellis to the Yellowstone 5 Madison 

 Valley. 



Senecio lugens, Eich., var. JSooTceri, D. C. Eaton, (Clarence King's 

 Eep., vol. y, p. 188.) — Near Great Salt Lake ; Upper Falls of tlie Yel- 

 lowstone. 



Senecio lugens, Eich., var. exaltatus^ D. C. Eaton, [loc. cit.) — Gray's 

 Peak, Colorado Territory, Dr, George Smith j mountains south of Vir- 

 ginia City. 



Senecio- hydrophilus, Nutt. — Mud Springs ; Stevenson's Island, Yellow- 

 stone Lake, July 28. 



Senecio triangularis, Hook. — Madison Valley ; Yellowstone Lake ; Up 

 per Falls of the Yellowstone. 



Senecio Andinus, Nutt. — Madison Valley ; Crow Agency. 



Senicio aureus, L., var. ohovatus, T. and G. — Weber Eiver Valley, Utah 

 Territory ; Pleasant Valley. 



Senecio aureus, L., var. horealis, T. and G. — Cheyenne, Wyoming Ter- 

 ritory ; Gray's Peak, Colorado Territory, Br. George Smith. 



Senecio aureus, L., var. croceus, Gray. — Near Ogden, Utah Territory. 



Senecio canus, Hook. — Hot Sulphur Springs. 



Senecio cernuus. Gray. — Gray's Peak, Colorado Territory, Dr. George 

 Smith. 



Senecio eremophlUcs, Eich. — Gray's Peak, Colorado Territory, Dr. 

 George Smith. 



Senecio Fremontii, T. and G. — Boteler's Eanch. 



Senecio amplectens, Gray. — Gray's Peak, Colorado Territory, Dr. 

 George Smith. 



Arnica angustifoUa, Vahl. — Mountains south of Virginia City -, Yel- 

 lowstone Lake. 



Arnica Chamissonis, Less. — Hot Sulphur Springs ; Yellowstone Lake ; 

 Falls of the Yellowstone. 



Arnica mollis. Hook. — Gray's Peak, Colorado Territory, Dr. George 

 Smith. 



Arnica cordifolia, Hook. — ^Yellowstone Lake. 



Tetradymia canescens, D. C, var. inermis, Gray. — Stinking Water 

 Creek; Fort Ellis to the Yellowstone. 



Cirsium discolor, Spreng. — Madison Valley. 



Cirsium undulatum, Gray. — Fort Ellis to the Yellowstone. 



Cirsium foliosum, D. C. — Hot Sulphur Springs. 



Cirsium Drummondii, T. and G. — Pleasant Valley; Yellowstone Lake. 



JEchinais carlinoides, Cass., var. nutans^ D. C. — Madison Valley. 



Calais nutans^ Gray. — Mountains soutli of Virginia City. 



Stephanomeria exigua, Nutt. — Mud Springs. 



Hieracium Scouleri, Hook. — Yellowstone Lake. 



Hieracium albiflorum, Hook. — Yellowstone Lake. 



Crepis runcinata, T. and G. — Yellowstone Lake. 



Crepis occidentalis, Nutt. — Lower Falls of the Yellowstone. 



Crepis acuminata, Nutt. — Mountains south of Virginia City. 



Lygodesmia juncea, Don. — Fort Ellis to Yellowstone; Mud Springs; 

 Madison Valley. 



Lygodesmia spinosa, Nutt — Mountains south of Virginia City. 



Macrorhynchus glaucus, 13. C. Eaton, (Troximon glaucus, Nutt,) var. 

 dasycephaltts, T. and G. — Stinking Water Creek ; Fort Ellis to the Yel- 

 lowstone. 



Macrorhynchus troximoides, T. and G. — Fort Ellis to the Yellowstone; 

 Yellowstone Lake ; Upper Falls of the Yellowstone. 



Taraxacum Dens-leonis, Desf. — Fort Ellis to the Yellowstone. 



