GEOLOGICAL SURVEY OF THE TERRITORIES, 781 



ELEAGNACEJE. 



SliepTierdia Canadensis, isTutt. — Teton Basiu, July 21. 

 Shepherdia argentea, Parsh. — Near Port Bridger, Wyoming, August. 

 Dr. Joseph Leidy. 



SANTALACE^. 



Commandra pallida^ D. C, (Prodr. 14, 636.) — Teton Basin, July 21. 



LOEANTHACE^. 



ArceiitJwMum Americanum, IsTutt., in Herb. Durand. Found growing 

 ou Pinus contorta. — Henry's Fork of Snake River, August 5 ; along the 

 Yellowstone. (See Oat., Hayden's Eep. for 1871.) 



CERATOPHYLLACEiE. 



CeratophyUum demersum, L. (?) — Henry's Fork of Snake Eiver, Au- 

 gust 6. 



CAIiLITEICHACE^. 



Gallitriclie veima, L. — Henry's Fork of Snake Eiver, August 6. 



EUPHORBIACE^. 



Euphorbia dictyosperma, Fisch. and Meyer. — Plains near Ogden, Utah, 

 June. 



EuphorMa serpyllifolia, Pers. — ISTear Ogden, Utah, June 16; Lower 

 Fire-Hole Basin, August ; Snake Eiver Valley, July. 



URTICACE^. 



Urtica gracilis, Ait. — Weber Eiver, Utah, June. 



Urtica dioica, L., var. occidentalis, S. Watson. (Clarence King's Eep., 

 vol. V, p. 321.) — Foot-hills of the Teton Mountains, August. 

 Parietaria Pennsylvaiiica, Muhl. — Blackfoot Eiver, Idaho, July. 



BETULACE^. 



Betula occidentalis, Hook, — Port i^euf Caiion, Idaho, July. 

 Betula glandulosa, Michx. — Upper Canon of the Madison, August. 

 Alnus incana, Willd. — Teton foot-hills, July. 



SALICACE^. 



^alix longifolia, Muhl. — Henry's Fork of Snake Eiver, July ; divide 

 between Marsh and Malade Valleys, June ; foot-hills of Teton Moun- 

 tains, August. 



Salix nigra. Marsh, var. amygdaloides, Anders. — Plains near Ogden, 

 Utah, June ; Port Neuf Caiion, Idaho, July ; Teton Basin. 



Salix cordata, Muhl. — Near Ogden, Utah, June. 



Salix cordoM, Muhl., var. augustata, Anders. — Snake Eiver Valley, 

 August. 



Salix Barrattiana, Hook. — "With ovaries nearly smooth!" Professor 

 Porter. Along streams in Teton Basin, July. 



