Lobivia haagei var. crassa Rausch, Lobivia 85: 140. 1987 ["1985"]
Lobivia haagei var. crassa, Lobivia 85: 140. 1987 ["1985"]
is basionym for Rebutia crassa, Rod Rebutia: 26. 1997
is basionym for Aylostera crassa in Pakistan J. Bot. 43: 2781. 2011