]> GH barcode-01540449 United States of America Arizona Top of ridge above the north side of Surpise Canyon, Chiricahua National Monument. SW 1/4 Sec 25, T16S, R29E Hesperidanthus linearifolius (A. Gray) Rydberg (A. Gray) Rydberg 2020-04-15 14:08:28 A. M. Phillips & B. G. Phillips