This name is a synonym of Pereskia sacharosa Griseb..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 5107550) with original publication details: Cactus (Paris) 19(80–81): 17 1964.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:190128-2.
This name was in version 1 of The Plant List, record tro-5107550, and has not been changed.