⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record gcc-77073, with some changes.

Eupatorium obtusimssium DC. is an unresolved name

This name is unresolved, but some data suggest that it is synonymous with Koanophyllon obtusissimum (DC.) R.M.King & H.Rob..

The record derives from TICA which does not establish this name either as an accepted name or as a synonym (record C261BFB6-ED44-4A40-8D80-660D54354904) with original publication details: Prodromus Systematis Naturalis Regni Vegetabilis 5: 173 1836.