GEOLOGICAL SURVEY OF THE TERRITORIES. 781 

 ELEAGNACEiE. 



Sheplierdia Canadensis, Xutt. — Teton Basiu, July 21. 

 Shepherdia argeiitea, Pursh. — Near Fort Bridger, Wyoming, August. 

 Dr. Joseph Leidy. 



SANTALACE^. • 



Commandra pallida^ D. C, (Prodr. 14, 630.) — Tetou Basiu, July 21. 



LORANTHACE^. 



ArceutJioMum Americanum, Nutt., in Herb. Diirand. Found growing 

 on Phius contopa. — Henry's Fork of Snake River, Augnst 5 ; along the 

 Yellowstone. (See Cat., Haydeu's liep. for 1871.) 



CERATOPHYLLACEvE. 



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

 gust 6. 



CALLITRICHACE^Ti;. 



CaUitricJie venia, L. — Henry's Fork of Snake River, August 6. 



EUPHORBIACEiE. 



Eupliorhia dlctyosperma, Fiscli. and Meyer. — Plains near Ogden, Utah, 

 June. 



Eupliorhia ser^xyUifolia, Pers.— Near Ogdeu, Utah, June 16; Lower 

 Fire Hole Basin, August ; Snake River Valley, July. 



URTICACEJE. 



TJrtica gracilis^ Ait. — Weber River, Utah, June. 



Urtica dioica, L., var. occidentalism S. Watson. (Clarence King's Rep., 

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

 Parietaria Pennsylvanica, Muhl. — Blackfoot River, Idaho, July. 



BETULACEiE. 



Betula occidentalism Hook. — Port Neuf CaQon, Idaho, July. 

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

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



SALICACE^. 



ISalix longifoUa, Muhl. — Henry's Fork of Snake River, July ; divide 

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

 tains, August. 



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

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



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



Salix cordata, Mnhl., var. augustata, Anders. — Snake River Valley, 

 August. 



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

 Porter. Along streams in Teton Basin, July. 



