Gymnocalycium horstii subsp. buenekeri (Swales) P.J.Braun & Hofacker in Schumannia 3: 188. 2002
Gymnocalycium horstii subsp. buenekeri in Schumannia 3: 188. 2002
is new combination for Gymnocalycium buenekeri in Cact. Succ. J. Gr. Brit. 40(4): 97. 1978
Gymnocalycium horstii subsp. buenekeri in Schumannia 3: 188. 2002