Ipomoea minutiflora Mexico, Edo. Mexico, Temascaltepec: cultivated at University of Texas, 17 Nov 2004, Andrew McDonald. Mexico, Veracruz, Oct 1987, Daniel Austin. Mexico, Sonora, Sep 1912, Tom Van Devender. Mexico, Sonora, E of Alamos, 27 6 45.9 N, 108 42 52.84 W, 10 May 2013, Michael Chamberland.