This name is a synonym of Arberella costaricensis (Hitchc.) Soderstr. & C.E.Calderon.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 438993) with original publication details: Proc. Biol. Soc. Wash. 40: 87 1927.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:216737-2.
This name was in version 1 of The Plant List, record kew-438993, and has not been changed.