Gymnocalycium tudae var. pseudomalacocarpus (Backeb.) Donald in Natl. Cact. Succ. J. 26: 100. 1971
Gymnocalycium tudae var. pseudomalacocarpus in Natl. Cact. Succ. J. 26: 100. 1971
is new combination for Gymnocalycium pseudomalacocarpum, Kakteenlex.: 172. 1966