| Name | Elatostema monandrum f. pinnatifidum (Hooker f.) H. Hara |
| Authorship | (Hooker f.) H. Hara |
| Rank | Forma |
| Placed in | Elatostema monandrum (D. Don) Hara |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Elatostema monandrum f. pinnatifidum (Hooker f.) H. Hara |
| Identification made in | 2010 (2) |