]> GH barcode-01736189 United States of America Colorado 3.8 miles north of turn-off to Black Canyon from U.S. Hwy. 50 Streptanthus cordatus Nuttall ex Torrey & A. Gray Nuttall ex Torrey & A. Gray 2020-04-14 12:20:26 R. C. Rollins & K. W. Rollins