United States, Idaho, Idaho, Along roadbed following on n bank of Slate Ck., ca. 2 mi from Salmon R. T27N R02E S31 NE1/4 of NE1/4
T27N R02E S31 NE1/4 of NE1/4
610 meters
2000ft.
Brome-Fescue Grassland. Along roadbed following on n bank of the creek. Assoc. sp.: Opuntia polycantha. Soil a dry, sandy clay. S facing moderate slope. Vine growing in branches of Celtis reticulata.