⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-8502812, with some changes.
This name is a synonym of Calystegia pubescens Lindl..
The record derives from Tropicos which reports it as a synonym (record 8502812) with original publication details: Amer. Midl. Naturalist 12: 130 130 1930.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:266407-2.