]> GH barcode-00093560 Mexico Nuevo León Sierra Madre Oriental, calcite and limestone hills beyond Pablillo toward Santa Clara, about 15 miles southwest of Galeana, in arroyos Phacelia vossii N. D. Atwood N. D. Atwood 2010-08-16 16:42:25 C. H. Muller & M. T. Muller