| Name | Streptopus streptopoides var. japonicus (Maximowicz) Fassett |
| Authorship | (Maximowicz) Fassett |
| Rank | Variety |
| Placed in | Streptopus streptopoides (Ledebour) Frye & Rigg |
| Citation | 1935 Rhodora 37: 111 |
| Holdings | 33 Specimens held in the Harvard University Herbaria identified as Streptopus streptopoides var. japonicus (Maximowicz) Fassett |
| Identification made in | [no date] (33) |