| Name | Ageratina riparia (Regel) R. M. King & H. Robinson |
| Authorship | (Regel) R. M. King & H. Robinson |
| Rank | Species |
| Placed in | Ageratina |
| Citation | 1970 Phytologia 19: 216 |
| Holdings | 7 Specimens held in the Harvard University Herbaria identified as Ageratina riparia (Regel) R. M. King & H. Robinson |
| Identification made in | [no date] (7) |