| Name | Urtica triangularis subsp. pinnatifida (Handel-Mazzetti) C. J. Chen |
| Authorship | (Handel-Mazzetti) C. J. Chen |
| Rank | Subspecies |
| Placed in | Urtica triangularis Handel-Mazzetti |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Urtica triangularis subsp. pinnatifida (Handel-Mazzetti) C. J. Chen |
| Identification made in | [no date] (2), 2015 (3) |