Parodia claviceps (F.Ritter) F.H.Brandt in Kakteen Orch. Rundschau 7: 62. 1982
Parodia claviceps in Kakteen Orch. Rundschau 7: 62. 1982
is new combination for Eriocactus claviceps in Succulenta (Netherlands) 45: 115. 1966
Parodia claviceps in Kakteen Orch. Rundschau 7: 62. 1982