Turbinicarpus schmiedickeanus nothosubsp. ascocalyx (Halda & Panar.) M.H.J.van der Meer in Cact. Phantast. 2019(4)-1: 6. 201
Turbinicarpus schmiedickeanus nothosubsp. ascocalyx in Cact. Phantast. 2019(4)-1: 6. 2019
is new combination for Turbinicarpus ×ascocalyx in Acta Mus. Richnov., Sect. Nat., 10: 164. 2003