This name is a synonym of Manihot carthaginensis subsp. glaziovii (Müll.Arg.) Allem.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 119842) with original publication details: Fl. Bras. 11(2): 446 1874.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:321511-2.
This name was in version 1 of The Plant List, record kew-119842, and has not been changed.