⚠ Version 1 of The Plant List has been superseded.
This name record (from Tropicos) is not included in version 1.1 of The Plant List. It is possible the same name is included from a different data source, to check this you can search for Convolvulus aridus in version 1.1 of The Plant List.
This name is a synonym of Calystegia macrostegia subsp. longiloba .
The record derives from Tropicos which reports it as a synonym (record 8501469
) with original publication details: Contr. Dudley Herb. 3(10): 358-359, pl. 68, f. 4 358 1946.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:64491-2
.