This name is a synonym of Sauromatum diversifolium (Wall. ex Schott) Cusimano & Hett..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 209467) with original publication details: Aroideae 13 1853.
This name was in version 1 of The Plant List, record kew-209467.