Cymopterus corrugatus M.E. Jones
Annotated by Brendon Harker, 29 Jan 2020. Sources: Flora of PNW Revised.

Idaho: Owyhee County: Air distance 30.23 km ESE from Riddle 1) Head SE on Roland Rd. for 31.2km. 2) Park on the east/right side of the road. 3) Walk down no-named, 2-track road heading east (following the stream) for 670m. 4) You have arrived. Elev. 1541 m.
42.14372° N, 115.74754° W; UTM Zone 11, 603493E, 4666493N
Datum: WGS 84.
Small creek with rock face/cliffs on immediate north side (left), rolling hills to the west and south, canyon to the SE, over story is small trees on either side of of stream; basin big sage, rubber and green rabbitbrush, and flowering golden currant near stream; Wyoming sage further away from stream, dominate grasses are basin wildrye, bluebunch wheatgrass, Sandberg bluegrass, Indian ricegrass, Idaho fescue, and squirreltail; cheat grass present and over taking in certain areas, soil is muddy and clay near stream; silty and rocky away from stream. 2 basal, divided leaves that are dark green and waxy, with hints of purple; purple and white umbel between both leaves, common. Phenology: Flowers.

Nachman 33-18, May 6, 2018
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