⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-50229547, and has not been changed.
This name is a synonym of Phlox drummondii subsp. tharpii (Whitehouse) Wherry.
The record derives from Tropicos which reports it as a synonym (record 50229547) with original publication details: Genus Phlox 62 62 1955.