]> GH barcode-01624994 United States of America Texas South side of Prairie Dog Town Fork of the Red River, 10 miles north of Childress Calylophus serrulatus (Nuttall) P. H. Raven (Nuttall) P. H. Raven 2020-04-29 08:02:01 D. S. Correll & I. M. Johnston