Rebutia nigricans var. peterseimii (Frič ex Kreuz.) Mosti in Cactus & Co. 4: 44. 2000 Rebutia nigricans var. peterseimii (Frič ex Kreuz.) Mosti in Cactus & Co. 4: 44. 2000is new combination for Rebutia peterseimii Frič ex Kreuz. in Möller's Deutsche Gärtn.-Zeitung 44: 254. 1929Taxon for this nameRebutia nigricans var. peterseimii (Frič ex Kreuz.) Mosti