]> GH barcode-01971248 United States of America Texas West slopes, Dead Horse Mountains; Big Bend National Park Phyllanthopsis arida (Warnock & M. C. Johnston) Vorontsova & Petra Hoffmann (Warnock & M. C. Johnston) Vorontsova & Petra Hoffmann 2022-06-23 11:17:32 B. H. Warnock & M. C. Johnston