]> GH barcode-00096879 United States of America Texas Ca. 20 miles south of Sanderson, on the Bullis Gap Ranch, along ridgetop of Bullis Range, ca. 2-3 miles northwest of the Rio Grande Houstonia butterwickiae Terrell Terrell 2020-05-14 14:07:55 M. L. Butterwick, E. J. Lott & S. Kennedy