The Plant List — A working list for all plant species

⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-17603392, with some changes.

M Koellia pilosa (Nutt.) Britton is a synonym of Pycnanthemum verticillatum var. pilosum (Nutt.) Cooperr.

This name is a synonym of Pycnanthemum verticillatum var. pilosum (Nutt.) Cooperr..

The record derives from Tropicos which reports it as a synonym (record 17603392) with original publication details: Mem. Torrey Bot. Club 5: 279 279 1894.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:448682-1.