Lobivia nigricans var. peterseimii (Frič ex Kreuz.) Rausch, Lobivia 85: 100. 1987 ["1985"]
Lobivia nigricans var. peterseimii, Lobivia 85: 100. 1987 ["1985"]
is new combination for Rebutia peterseimii in Möller's Deutsche Gärtn.-Zeitung 44: 254. 1929