Boechera retrofracta (Graham) A. Löve & D. Löve × Boechera sparsiflora (Nutt.) Dorn
Annotated by C. Davidson, Jun 2011. Remarks: With I. Al-Shebaz, B. Ertter

Idaho: Boise County: Grimes Creek Rd., ca. 3 miles from Clear Creek junction. above Grimes Cr. Elev. 1250 m.
43° 50' 33" N, 115° 55' 29" W
Steep roadside bank. Open, ponderosa pine forest. Phenology: Flowers.

C. Davidson 11838, Jun 28, 2011
With I. Al-Shebaz, B. Ertter
SRP, Accession: 34855