]> GH barcode-02001093 United States of America Arizona Buck Farm Canyon. 40.75 miles below Lees Ferry on the Colorado River. Maurandella antirrhiniflora (Humboldt & Bonpland ex Willdenow) Rothmaler (Humboldt & Bonpland ex Willdenow) Rothmaler 2021-12-15 15:18:13 A. H. Holmgren, D. E. Holmgren & A. B. Ross