]> GH barcode-00549675 Mexico Durango on the west slope of the Sierra Madre Occidental, 36 miles west-southwest of El Salto, and 26 miles northeast of El Palmito Ageratina cronquistii King & H. Robinson King & H. Robinson 2015-07-22 13:49:00 A. J. Cronquist & M. Sousa S.