⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-8501466, with some changes.
This name is a synonym of Calystegia macrostegia subsp. cyclostegia .
The record derives from Tropicos which reports it as a synonym (record 8501466
) with original publication details: Muhlenbergia 4(4): 53 53 1908.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:64523-2
.