| Name | Chamerion angustifolium subsp. angustifolium |
| Authorship | |
| Rank | Subspecies |
| NomenclaturalStatus | NomLeg |
| Placed in | Chamerion angustifolium (Linnaeus) Holub |
| Holdings | 8 Specimens held in the Harvard University Herbaria identified as Chamerion angustifolium subsp. angustifolium |
| Identification made in | [no date] (8) |