Rebutia krainziana var. hyalacantha (Backeb.) Buchheim, Handw.-Buch Pfl.-Namen, ed. 10: 743. 1972
Rebutia krainziana var. hyalacantha, Handw.-Buch Pfl.-Namen, ed. 10: 743. 1972
is new combination for Rebutia senilis var. hyalacantha in Kakteen-Freund 1: 131. 1932