| Name | Chamerion angustifolium subsp. circumvagum (Mosquin) Hoch |
| Authorship | (Mosquin) Hoch |
| Rank | Subspecies |
| Placed in | Chamerion angustifolium (Linnaeus) Holub |
| GUID | urn:lsid:ipni.org:names:1118407-2 |
| Citation | 1999 Fl. Jap. (Iwatsuki et al., eds.) 2c: 241 |
| Holdings | 62 Specimens held in the Harvard University Herbaria identified as Chamerion angustifolium subsp. circumvagum (Mosquin) Hoch |
| Identification made in | [no date] (28), 2014 (32), 2017 (2) |