⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record gcc-53890, with some changes.
This name is a synonym of Ageratina altissima .
The record derives from TICA which reports it as a synonym (record DAD711D0-C98B-4093-93C1-699533EEA558
) with original publication details: Rep. (Annual) Michigan Acad. Sci. 17: 170 (1916) 170 1916.