GEOLOGICAL SUEVEY OF THE TERRITORIES. 483 



Parnassia parviflora^ D. 0. — Madison Valley. 

 Parnassia Jimhriata^ Banks. — Hot Sulphur Springs. 



Crassulace^. 



■Sedum EJwdiola, D. 0. — Gray's Peak, Colorado Territory, Br. Smith. 



Sedum rJiodaiitlmm, Gray. — Mud Springs j Yellowstone Lake; Upper 

 Falls of the Yellowstone. 



Sedum stenopetalum, Pursh. — Stinking Water Creek ; Madison Valley ; 

 Hot Sulphur Springs. 



Sedum deUle^ S. Watson, ( Clarence King's Eep., v. V, p. 102.) — Mount- 

 ains near Ogden, Utah Territory, June 5. 



Sedum Douglasii. Hook. — Divide between the Snake Eiver and Yel- 

 lowstone Lake, 8,800 feet altitude. • 



Onagraceje. 



pjpiloMum angustifolium, L. — Fort Ellis to the Yellowstone; Mud 

 Springs ; Yellowstone Lake. 



EpiloMum stiffruticosum, Nutt. — Yellowstone Lake; Upper Falls of 

 the Yellowstone. 



PJpilohium al/pinum, L. — Lower Falls of the Yellowstone. 



UpiloMum tetragonum, L. — Fort Ellis to the Yellowstone ; Mud 

 Springs ; Stinking Water Creek ; Crow agency. — Variable, and in some 

 of its forms closely ai)proaching E. coloratum^ Muhl. 



JEpilohium paniculatum^ Nutt. — Fort Ellis to the Yellowstone. 



Oayopliytum diffusttm, T. and G. — Yellowstone Lake. 



Gayophytiim ramosissimum^ T. and G. — Great Salt Lake, June. 



Gayophytum racemosum^ T. and G. — Pleasant Valley ; Mud Springs. 



(Enothera biennis^ L. — Fort Ellis to the Yellowstone ; Hot Sulphur 

 Springs ; Madison Valley ; Yellowstone Lake. 



(Enothera coronopifolia, T. and G. — Near Ogden, tJtah Territory. 



(Enothera alMcaulis, Nutt. — Fort Ellis to the Yellowstone ; Mud 

 Springs ; Madison Valley. 



(Enothera marginata, Nutt. — Cheyenne, Wyoming Territory, May 25. 



(Enothera marginata^ Nutt., var. 'purpurea^ S. Watson. — Stinking 

 Water Creek ; Hot Sulphur Springs. 



(Enothera heterantha, Nutt. — Yellowstone Lake. 



Gaura coccinea, Nutt. — Stinking Water Creek ; Madison Valley ; Jef- 

 ferson Valley. 



Gaura parviflora, Bougl. — Pleasant Valley. 



LOASACE^. 



Mentzelia alMcauUs^ Dougl. — Stinking Water Creek. 

 Mentzelia ornatus^ T. and G.^ — Fort Ellis to the Yellowstone ; Hot Sul- 

 phur Springs ; Mud Springs. 

 Mentzelia IcevicauliSj T. and G. — Hot Sulphur Springs. 



Cactace^. 



Determined by Dr. George Engelmann. 



Opuntia Missouriensis^ Engelm. — Coalville, Utah Territory. 

 Opuntia sphwrocarpa^ Engelm. and l>ig., var [1) Utahensis, Engelm. — 

 40 miles east of Fort Hall, Idaho Territory. 



