⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-8501547, with some changes.
This name is a synonym of Calystegia pubescens .
The record derives from Tropicos which reports it as a synonym (record 8501547
) with original publication details: Rhodora 51(604): 73-75 73 1949.