This name is a synonym of Aponogeton abyssinicus Hochst. ex A.Rich..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 299937) with original publication details: Bot. Jahrb. Syst. 57: 240 1922.
This name was in version 1 of The Plant List, record kew-299937, and has not been changed.