]> GH barcode-01687886 United States of America Texas Palo Duro Canyon State Park, above rim of canyon near entrance to park Physaria ovalifolia (Rydberg) O'Kane & Al-Shehbaz (Rydberg) O'Kane & Al-Shehbaz 2020-05-18 04:57:09 D. S. Correll & I. M. Johnston