764 GEOLOGICAL SURVEY OF THE TERRITORIES. 



Tri folium varicfjaium, Niitt<— Near Ogdeii, Utah, June; Little Cotton- 

 wood Oaiiou, Utah, June. 



TrifoUum Tlaydeni^ Porter. (Hayden's report for 1871.)— Mountains 

 near Henry's Lake, Idalio, Auj^"ust. 



Fsoralea lanceolata, Pursb.— Plains near Ogden, Utah, June. 



Astragalus Canadensis, L. — Port Ne ill' Canon, Idaho, July. 



Astragalus Canadensis, L. xav. 3Iortoni, S. Watson. — Port Neuf Canon, 



Idaho, July. 

 Astragalus hypoglottis, L.— Snake liiver Valley, July ; near Fort Elli.s, 



Montana, July. 

 Astragalus Utahensis, T. and G. (Gray's Rev. 1. c, 213.)— Ogden, Utali 



July. 



Astragalus Ocyeri, Gray.— Blackfoot Kiver, Idaho, July. 



Astragalus tcgctarius, S. Watson.— Near Fort Ellis, Montana, July; 

 Snake Kiver Valioy, x\ugust. 



Astragalus campestris, Gray.— Near Fort Ellis, Montana, July; T6ton 

 Basin ; mountains near Henry's Lake, Idaho, August; Grand Canon of 

 the Yellowstone ; Clark's Fork, Wyoming. Very variable in the breadth 

 of the leaves. 



Astragalus junceus, Gray, {A. diversifolius, Gray.) — Near Ogden, Utah, 

 June; Snake l\.iver Valley, July. 



Astragalus alpinus, L. — Yellowstone Lake, August. 



Astragalus pictus, Gray. — Snake River Plains, July. Occurs in great 

 abundance. 



Oxytropis nana, Nutt.— In fruit. Henry's Fork of Snake River, July. 



Oxytropis Lamberti, Pursh.— In fruit. Snake River Valley, July. 



Glycyrrhiza hpidota, Nutt.— Sand Creek, Idaho, October. 



Hedtfsarum MacJcenzii, Rich.— Near Ogden, Utah, June. 



Hedysannu boreale, Nutt. — Bear River, Utah, June; Trail Creek 

 Mountaiiis, September; Teton Mouutains, elevation, 10,000 feet, July ; 

 Yellowstone Lake, August ; remarkably glabrous. 



Vicia Americana., Muhl. — Swamp near Ogden, Utah, June; Divide 

 between Marsh and Malade Valleys, near Brigham City, Utah. 



Lathyrus polyphyllus, Nutt. — Plains near Ogden, Utah, June. 



Lathyrus palustris, L. — Near Ogden, Utah, May. 



Lathyrus palustris, L., Form. — Near Blackfoot River, Idaho, July. 



Lathyrus palustris, L., var. myrtifolius, Gray. — Near Ogden, Utah, 

 June. The si)eciuien was collected, but unfortunately lost. 



Pisum arvense, L. Accidental.— Port Neuf Canon, Idaho. 



Thermopsis fabacea, D. C. — Divide between Marsh and Malade Val- 

 leys, June. 



ROSACE JE. 



Prumis demissa, Walp. — Divide between Marsh and Malade Valleys, 

 June. 



Spircea dumosa, Nutt. — (/>'. ariafoUa, var. discolor, T. and G.) — Twin 

 Buttes, on Henry's Fork of Snake River, July. 



Spircm opuU/bUa, L. — Ogden Canon, Utah, June. 



Spircm opidifolia, L. var. pamiflora, Hook. — Mountains near Ogden, 

 Utah, June. 



Spirwa hetuUvfolia, Pallas. — Teton Mountains, elevation 11,000 feet, 

 July. 



Spirwa hetul(efoUa,'PnUns, var. rosea, Gray. — Shoshone Lake, Septem- 

 ber; mountains near Henry's Lake, Idaho, August. 



Spiraea Millefolium, Torr. (P. R. R. Rep., vol. iv, p. 83, t. o.) Snake 



