| Name | Urtica thunbergiana subsp. silvatica K. Becker & Weigend |
| Authorship | K. Becker & Weigend |
| Rank | Subspecies |
| Placed in | Urtica thunbergiana Siebold & Zuccarini |
| Holdings | 10 Specimens held in the Harvard University Herbaria identified as Urtica thunbergiana subsp. silvatica K. Becker & Weigend |
| Identification made in | [no date] (9), 2015 (1) |