| Name | Clematis pitcheri var. lasiostylis A. Gray |
| Authorship | A. Gray |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Clematis pitcheri Torrey & A. Gray |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Clematis pitcheri var. lasiostylis A. Gray |
| Identification made in | [no date] (1) |