| Name | Epilobium adenocaulon var. occidentale Trelease |
| Authorship | Trelease |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Epilobium adenocaulon Haussknecht |
| GUID | urn:lsid:ipni.org:names:92384-2 |
| Citation | 1891 Rep. (Annual) Missouri Bot. Gard. 2: 95 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Epilobium adenocaulon var. occidentale Trelease |
| Identification made in | 2009 (1) |