Lomatium tuberosum Hoover

Washington: Yakima County: [locality and coordinates withheld; status in Washington: G2G3/S2S3 (Sensitive; WANHP)],
Slope: 35%, Aspect: 304 degrees; Substrate - stabilized Columbia River Basalt talus; Landform: ridgeline; Associates - Balsamorhiza hookeri/ Crepis sp./ Lithophragma glabrum/ Nothocalais troximoides/ Pseudoroegneria spicata/ Viola trinervata. Early fruit; roots tuberous, most plants here vegetative; scattered patchy strictly in stabilized talus. Phenology: Flowers.

Mark Darrach 1165, Apr 21, 2020
With Beth Corbin & David Moskowitz
CIC, Accession: 57716