]> GH barcode-00009962 Mexico Nuevo León Area of Cerro Pena Nevada, ca. 5 km NE of mountain known locally as Picacho Onofre, ca. 16 km NE of San Antonio Pena Nevada and 35 kn ENE of Doctor Arroyo Machaeranthera odysseus G. L. Nesom G. L. Nesom 2010-08-16 16:37:36 G. L. Nesom & C. Wells