Pycnanthemum flexuosum auct. non (Walter) Britton, Sterns & Poggenburgh
Pycnanthemum flexuosum auct. non (Walter) Britton, Sterns & Poggenburgh is a synonym of:
Pycnanthemum tenuifolium Schrader, an accepted species name.
Pycnanthemum flexuosum auct. non (Walter) Britton, Sterns & Poggenburgh is a synonym of:
Pycnanthemum tenuifolium Schrader, an accepted species name.