788 GEOLOGICAL SURVEY OF THE TERRITORIES. 



Gryptogramme acrostichoides, R. Br. — New Geyser Basin on Shoshone 

 Lake, September G. 



Aspidium LoncMUs, Swartz. — Upper Teton Canon, j'uly 28. 



Aspiduim spinulosum, Swartz. — Eastern canons of the Teton Eange, 

 September. 



Cystopteris fragilis, Benth. — Teton Range; along Snake Elver. 



Botrychiimil'unarioides, Swartz., var. ohliquum, Gray. — Common in both 

 Geyser Basins, August. 



Woodsia scopidina^ D. C. Eaton. — Lower Falls of the Yellowstone, 

 August; Eastern canons of the Teton Range, September. 



Woodsia Oregana, D. C. Eaton. — Mountains near Ogden, Utah, June. 



LYCOPODIACE^. ' 



Selaginella rupestriSj SjDreng. — Common everywhere on the route. 



HYDROPTERIDES. 



Marsilia vestita, Hook, and Grev.— In the water of Henry's Fork of 

 Snake River, July 18. 



CHARACE^. 



Char ti, fragilis f Desv., no fruit. — Yellowstone Lake, August 23. 

 Nitella , (?) Species undeterminable. 



MUSCI. 



Determined by Leo Lesquereux, Esq. 



Sphagnum acutifoUum, Ehrh. — Shoshone Lake, September. 



Dicranum interruptum, Bryol. Eur. — Upper Teton Caiiou, July 24. 



Dicranum scoparium, Hedw., (Bryol. Eur.) — Upper Teton CaGon, 

 July 24. 



Geratodon purpureus^ Brid. — Teton Caiion, July; Snake River, Sep- 

 tember ; Fort Hall, Idaho, October. 



UncalyiJta vulgaris, Hedw. — !Near Fort Hall, Idaho, July. 



Grimmia {ScMstidium) conferta, Funk. — Sear Fort Hall, Idaho; Yel- 

 lowstone Valley, August. 



Grimmia Scouleri, Miill. — Yellowstone Valley, August. 



Grimmia calyptrata, Hook. — Fort Hall, Idaho, July. 



Bacomitrinmfasciculare, Brid. — Hot springs near Ogden, Utah, June; 

 Henry's Fork of Snake River, July ; Jackson's Lake, September. 



Bacomitrium fasciculare, Brid., var. — Teton Caiion, July 20. 



Bacomitrium lanuginosum, Brid. — Upper Teton Caiion, July 26. 



Hedungia ciliaia, Ehrh. — Shoshone Lake, September. 



Bartramia foniana, Brid. — Hot springs near Ogden, Utah, June; 

 Fort Hall, Idaho; Teton CaHon, July; Fire-Hole Basin; Yellowstone 

 Valley, August; Jackson's Lake, September; Snake River Canon, 

 October. 



Bartramia fontana, Brid., var. — Teton Caiion, July 24. 



Bryum iryriforme, Hedw.— Yellowstone Lake, August 23. 



Bryum intermedium, Brid. — Teton Caiion, July 24; First Canon of 

 the Gallatin ; Jackson's Lake, September. 



Bryum himum, Schreb. — First Caiion of the Gallatin, sterile; Fort 

 Hall, Idaho, July,. 



