This name is a synonym of Odontosoria spathulata (Maxon) R.M. Tryon & A.F. Tryon.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 26621413) with original publication details: Contr. Gray Herb. 165: 74 1947.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:140656-2.
This name was in version 1 of The Plant List, record tro-26621413, and has not been changed.