This name is a synonym of Cyathea pallescens (Sodiro) Domin.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 26616222) with original publication details: Sert. Fl. Ecuad. Ser., Ser. 2 2: 10 1908.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:17244100-1.
This name was in version 1 of The Plant List, record tro-26616222, and has not been changed.