]> GH barcode-01624649 United States of America Oklahoma N. of the Great Salt Plain of the Cimarron, 33 mi. W. of Alva Calylophus hartwegii subsp. fendleri (A. Gray) Towner & P. H. Raven (A. Gray) Towner & P. H. Raven 2020-05-05 09:30:41 U. T. Waterfall