GEOLOGICAL SURVEY OF THE TEREITORIES. 497 



Kcclcria crisfafa, Pers. — Pleasant Valley ; Stinking Water Creek. 



Grapliepliorum melicoides, Beauv. — Mountains south of Virgiiiia City. 



IlcUca 7)oceoideSj i^utt. — Hot Sulphur Springs; Yellowstone Lake. 



Melica stricta, Boland. — Pleasant Valley. 



Glyceria nervata, Trin. — Pleasant Valle3^ 



Glyceria aquatica. Smith. — Upper Falls of the Yellowstone. 



Catabrosa aquatica, Beauv. — Pleasant Valley. 



Port Andina, 'Nntt. — Stinking Water Creek ; Upper Falls of the Yel- 

 lowstone. 



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



Foa Serotinaj Bhrh. — Lower Falls of the Yellowstone. 



Foa Qiemoralis, L. Form. (?) — Pleasant Valley ; Fort Ellis to the Yel- 

 lowstone. 



Foa alsodeSj Gray. — Yellowstone Lake. 



Foa ienuifolia, Nutt. — Fort Ellis to the Yellowstone; Yellowstone Lake. 



Festuca tenella, Willd. — Utah Territory. 



Festuca ovina, L, — Pleasant Valle}^; Stinking Water Creek; Fort 

 Ellis to the Yellowstone. 



Bronius hreviaristatus, Thnrh., {Geratockloa, Hook.) — Pleasant Valley ; 

 Mud Springs ; Yellowstone Lake ; Yellowstone Eiver. 



Fhragmites communis, L. — Crow Agency ; Spring Creek. 



Triticum repens, L. — Pleasant Valley ; Yellowstone Lake ; Fish Creek. 



Triticum caninian, L. — Pleasant Valley ; Yellowstone Lake. 



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



Rordeum pratense, Huds. — Pleasant Valley ; Yellowstone Lake. 

 \ Flymus condensatus, Presl. — Pleasant Valley ; Stinking Water Creek. 



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

 lowstone. 



Aira flexuosa, Ij. — Mud Springs; Yellowstone Lake; Upper Falls of 

 the Yellowstone. ^ 



Aira ccespitosa, Ij. — ^Pleasant Valley; Mud Springs; Upper Falls of 

 the Yellowstone. 



Airadanthonioides,Tnn. — Gray's Peak, Colorado Territory, Fr. George 

 Smith. 



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



Fhalaris ctrundinacea, L. — Stinking Water Creek. 



Beclimannia erucaformis, Host. — Madison Valley ; Fish Creek. 



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



Eqtjisbtace^. 



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

 Equisetum rohustum-, A. Br. — Hot Sulphur Springs. 

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

 Lake. 



FiLICBS. 



Fteris aquilina, L. — ^Yellowstone Lake. 

 Gryptogramme acrosticlioides, K. Br.— Yellowstone La;ke. 

 Cystopteris fragilis, Bernh. — Mud Springs. 



Woodsia scopuUna, T>. C. Eaton. — Stinking Water Creek; Madison 

 Valley. 



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



Lycopodiaceje. 



Lycopodium annotimim, L. — Upper Falls of the Yellowstone. 

 iSelaglnella rupestris, Spring. — Mountains south of Virginia City. 

 32 GS 



