| Taxon | Collector | Location | Type Status | Barcode | |
|---|---|---|---|---|---|
| Viola retroscabra Greene | C. F. Baker 144 17 Jun 1901 | United States of America. Colorado. Cerro Summit. | syntype | 97583 |  |
| Viola retroscabra Greene | C. F. Baker 68 07 Jun 1901 | United States of America. Colorado. Montrose Co. Cimarron. | syntype | 97584 |  |
| Viola retroscabra Greene | 03585718 |  |