| Name | Vitis thunbergii var. adstricta (Hance) Gagnepain |
| Authorship | (Hance) Gagnepain |
| Rank | Variety |
| NomenclaturalStatus | Unknown |
| Placed in | Vitis thunbergii Siebold & Zuccarini |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Vitis thunbergii var. adstricta (Hance) Gagnepain |
| Identification made in | [no date] (1) |