⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-106187, with some changes.
This name is a synonym of Pycnanthemum muticum .
The record derives from WCSP which reports it as a synonym (record 106187
) with original publication details: Mem. Torrey Bot. Club 4: 145 1893.