GEOLOGICAL SUEVEY OF THE TERRITORIES. 487 



Antennaria racemosa, Hook. — Fort Ellis to the Yellowstone; Madison 

 Valley. 



Senecio lugens, Rich., var. Hoolceri, D. C. Eaton, (Clarence King's 

 Rep., vol. V, p. 188.) — Near Great Salt Lake ; Upper Falls of the Yel- 

 lowstone. 



Senecio lugens, Rich., var. exaltatus, D. C. Eaton, (loc. cit.) — Gray's 

 Peak, Colorado Territory, Br. George Smith ; mountains south of Vir- 

 ginia City. 



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

 stone Lake, July 28. 



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

 p^r Falls of the Yellowstone. 



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



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

 Territory ; Pleasant Valley. 



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

 ritory ; Gray's Peal^, 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, Br. George 

 Smith. 



Senecio ere7yiophilus. Rich. — Gray's Peak, Colorado Territory, Br. 

 George Smith. 



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



Senecio amjplectens. Gray. — Gray's Peak, Colorado Territory, Br. 

 George Sm,ith. 



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

 lowstone Lake. 



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

 Falls of the Yellowstone. 



Aroiica mollis. Hook. — Gray's Peak, Colorado Territory, Br. 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 Brummondii, T. and G. — Pleasant Valley; Yellowstone Lake. 



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



Calais nutans, Gray. — Mountains south of Virginia City. 



Stephanomeria exigua, Nutt. — Mud Springs. 



Hieracium Scouleri, Hook. — Yellowstone Lake. 



ILieracium alhifiorum. 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, D. C. Eaton, {Troximon glaucus, ^ntt,) var. 

 dasycephalus, 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 Bens-leonis, Desf. — Fort Ellis to the Yellowstone. 



