GEOLOGICAL SURVEY OF THE TEEEITORIES. 497 



KoeJeria cristata, Pers. — Pleasant Valley ; Stinking Water Creek. 



Graphephorum melicoides^ Beauv. — MouiitaiiJS south of Virginia City. 



Melica pocGoides^ JSTutt. — Hot Sulphnr Springs ] Yellowstone Lake. 



Melica stricta^ Bolancl. — Pleasant Valley. 



OJyceria nervata^ Trin. — Pleasant Valle^^ 



Glycey^ici aquatica. Smith. — Upper Falls of the Yellowstone. 



Gatabrosa aquatica^ Beauv. — Pleasant Valley. 



Foa Andma, I:^utt. — Stinking Water Creek j Upper Falls of the Yel- 

 lowstone. 



Foa arctica, R. Br. — Falls of the Yellowstone. 



Foa 8erotina, Ehrh. — Lower Falls of the Yellowstone. 



Foa nemoralis, L. Form. (!) — Pleasant Valley j Fort Ellis to the Yel- 

 lowstone. 



Foa alsodes, Gray. — Yellow^stone Lake. 



Foa tenuifoliay Nutt. — Fort Ellis to the Yellowstone; Yellowstoile Lake. 



Festuca tenelkij Willd. — Utah Territory. 



Festuca ovina, L, — Pleasant Valley; Stinking Water Creek; Fort 

 Ellis to the Yellowstone. 



Bromus hreviaristaUts, Thnvh,, {Ceratochloa, Hook.) — Pleasant Valley ; 

 Mud Springs ; Yellowstone Lake ; Yellowstone River. 



Fhragmites communis^ L. — Crow Agency ; Spring Greek. 



Triticum repens^ L. — Pleasant Valley ; Yellowstone Lake ; Fish Greek.. 



Triticum caninum^ L. — Pleasant Valley ; Yellowstone Lake. 



Triticum strigosum, Steud. — Salt Lake, Utah Territory. 



Hordeum pratense. Huds. — Pleasant Valley ; Yellowstone Lake. 

 : Elymiis condensafus, Presl. — Pleasant Valley ; Stinking Water Creek. 



Trisetum subspicatum, Beauv. — Yellowstone Lake ; Falls of the Yel- 

 lowstone. 



Aira flexuosa, Ij. — Mud Springs; Yellowstone Lake; Ux)per Falls of 

 the Yellowstone. 



Aira ecespitosa. It. — Pleasant Valley; Mud Springs; Upper Falls of 

 the Yellowstone. 



Airadantlionioides^Tvm. — Gray's Peak, Colorado Territory, Br, George 

 Smith. 



Rierocliloa horealis, R. and S. — Yellowstone Lake. 



Fhalaris arundinacea, L. — Stinking Water Creek. 



Beckmannia eriicmformis^ Host.— Madison Valley ; Fish Creek. 



Fanicum dicJiotomum, L. — Mud Springs ; Yellowstone Lake. 



Equisetace^. 



Fquisetum Icevigatum, A. Br. — Pleasant Valley; Madison Valley. 

 Fqiiisetum rohustum, A. Br. — Hot Sulphur Springs. 

 Eqiiisetum arvense, L. — Fort Ellis to the Yellowstone ; Yellowstone 

 Lake. 



FiLICES. 



Fteris aquilina^ L. — ^Yellowstone Lake. 

 Gryptogramme acrostichoides^ R. Br. — Yellowstone Lake. 

 Gystopteris fragiJis, Beruh. — Mud Springs. 



Woodsia scopulina^ D. C. Eaton. — Stinking Water Creek ; Madisoa 

 Valley. 



Woodsia Oregana, D. C. Eaton. — Madison Valley. 



Lycopobiaoe^. 



Lycopodium annotiniim^ L. — Upper Falls of the Yellowstone. 

 Selaglnella rupestris^ Spring. — Mountains south of Virginia City. 



32 GS 



