United States, California, Plumas, Northern High Sierra Nevada. W side of lower Thompson Valley ca 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek 500 ft below edge of open Ponderosa-Jeffrey pine forest. T25N R13E S36 NE1/4 of SW1/4 USGS Quadrangle: Crocker Mtn 1:24,000
39.976944 -120.476667 NAD 1983
T25N R13E S36 NE1/4 of SW1/4; 39§ 58m 37s N; 120§ 28m 36s W
1669 meters
5475ft.
In moist sagebrush meadow edge, in drying flats between shrubs and in bottoms of side-channels, with Myosurus minimum and Trifoliumbeckwithii. Also in bottoms of headcut channels. Fls white, less than 1 mm diam. Forming dense patches.
Label says: California Department of Water Resources, Upper Feather River Water Balance Study: Thompson Creek, DWR Voucher specimen