A foundation monograph of Ipomoea (Convolvulaceae) in the New World Author Wood, John R. I. Author Munoz-Rodriguez, Pablo Author Williams, Bethany R. M. Author Scotland, Robert W. text PhytoKeys 2020 143 1 823 http://dx.doi.org/10.3897/phytokeys.143.32821 journal article http://dx.doi.org/10.3897/phytokeys.143.32821 1314-2003-143-1 F6F11A6EE4FF5A1885CEA2B60AE965A5 266a. Ipomoea chenopodiifolia subsp. chenopodiifolia Diagnosis . Corolla tube gradually narrowed upwards, the anthers and style weakly exserted from the corolla mouth. This is the type subspecies which is somewhat intermediate between the other two subspecies. Illustration. Figure 137A . Distribution. Hill forest between 1750 and 1900 m. Endemic to Oaxaca State in Mexico. MEXICO. Oaxaca : Miahuatlan, T. Croat 46030 (MO); ibid., San J. Coatlan, A. Campos 3421 (MEXU); Mun. Santiago Textitlan , Paraje Rio Aguacate, I. Trujillo 1131 (MEXU); ibid., I. Trujillo 1132 (IEB, MEXU); ibid., Paraje arriba de Rio Tronco Rambo, I. Trujillo 847 (MEXU); Sola de Vega, M.E. Jacob Salinas 320 (MEXU).