⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-155789, with some changes.
This name is a synonym of Physostegia leptophylla .
The record derives from WCSP which reports it as a synonym (record 155789
) with original publication details: Rhodora 45: 459 1943.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:195658-2
.