This name is a synonym of Philodendron crassinervium Lindl..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 16227) with original publication details: Fl. Flumin. 9: 388, t. 114 1831 publ. 1881.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:86053-1.
This name was in version 1 of The Plant List, record kew-16227, and has not been changed.