⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-2607426, and has not been changed.
Prosopostelma grandiflorum
is a synonym
of Cynanchum floriferum
This name is a synonym of Cynanchum floriferum .
The record derives from Tropicos which reports it as a synonym (record 2607426) with original publication details: Ann. Inst. Bot.-Geol. Colon. Marseille, ser. 3, 2: 317-321 317 1914.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:100714-1.