Erythranthe bicolor (Hartweg ex Benth) Nesom & Fraga
Scrophulariaceae
G. L. Nesom (1/1/2013)
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B. Castro
1482
2005-06-06
06/06/2005
Plumas NF/Feather River RD botanists
United States, California, Yuba, 3.0 km ENE of Challenge and 3.1 km NW of New Bullard's Bar Res., along USFS Rd 19N03 (from Woodleaf) overlooking Indian Creek. T19N R07E S21 SW1/4 of NE1/4 USGS Quadrangle: Challenge 1:24,000
39.491944 -121.193889 +-402m. NAD83
T19N R07E S21 SW1/4 of NE1/4; 39§ 29m 31s N; 121§ 11m 38s W
838 meters
2750ft.
In opening within Mixed Conifer Forest, on flattish area at E edge of road in rust-colored, stony serpentine (or gabbro) soil with Lenecio layneae, Pteridium aquilinum, Angelica breweri, Aspidotis densa, Achnatherum lemmonii, and Epilobium minutum. Corollas all yellow.