This name is a synonym of Ipomoea lobata (Cerv.) Thell..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 8501826) with original publication details: Nov. Veg. Descr. 1: 3–4 1824.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:270619-1.
This name was in version 1 of The Plant List, record tro-8501826.