| Name | Clematis meyeniana var. insularis Sprague |
| Authorship | Sprague |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Clematis meyeniana Walpers |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Clematis meyeniana var. insularis Sprague |
| Identification made in | [no date] (1) |
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