⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record ild-3527, and has not been changed.
This name is a synonym of Vigna membranacea subsp. caesia (Chiov.) Verdc..
The record derives from ILDIS which reports it as a synonym (record 3527).
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:525313-1.