| Name | Echinopsis grandis (Britton & Rose) H. Friedrich & G. D. Rowley | 
| Authorship | (Britton & Rose) H. Friedrich & G. D. Rowley | 
| Rank | Species | 
| Placed in | Echinopsis | 
| Citation | 1974 I.O.S. Bull. 3(3): 95 | 
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Echinopsis grandis (Britton & Rose) H. Friedrich & G. D. Rowley | 
| Identification made in | [no date] (1) |