| Name | Clematis montana f. platysepala Rehder & E. H. Wilson |
| Authorship | Rehder & E. H. Wilson |
| Rank | Forma |
| NomenclaturalStatus | NomLeg |
| Placed in | Clematis montana Buchanan-Hamilton ex de Candolle |
| Citation | 1913 Pl. Wilson. 1: 334 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Clematis montana f. platysepala Rehder & E. H. Wilson |
| Identification made in | [no date] (1) |