⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-50229548, and has not been changed.
This name is a synonym of Phlox drummondii subsp. tharpii .
The record derives from Tropicos which reports it as a synonym (record 50229548
) with original publication details: Amer. Midl. Naturalist 67: 280 280 1962.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:193478-2
.