]> GH barcode-01996761 United States of America Colorado canyon bottom of Trinchera Creek, near junction with the Pergatoire River, 20 miles northwest of Branson Lithospermum occidentale (Mackenzie) Weakley, Witsell & D. Estes (Mackenzie) Weakley, Witsell & D. Estes 2019-11-04 14:48:20 R. C. Rollins