| Name | Benstonea rupestris (B. C. Stone) Callmander & Buerki |
| Authorship | (B. C. Stone) Callmander & Buerki |
| Rank | Species |
| Placed in | Benstonea Callmander & Buerki |
| Citation | 2012 Candollea 67(2): 338 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Benstonea rupestris (B. C. Stone) Callmander & Buerki |
| Identification made in | [no date] (1) |