]> GH barcode-01996835 United States of America South Dakota Spearfish; Lookout Peak at the end of Pony Express Lane. Lithospermum occidentale (Mackenzie) Weakley, Witsell & D. Estes (Mackenzie) Weakley, Witsell & D. Estes 2020-12-17 11:26:52 R. R. Halse