]> GH barcode-01155159 United States of America Colorado 22 miles N of Rifle, near County Routes 13 and 789 Boechera retrofracta (Graham) A. Löve & D. Löve (Graham) A. Löve & D. Löve 2022-01-11 12:46:33 R. C. Rollins & K. W. Rollins Aileen G. Roads