This name is a synonym of Lenophyllum guttatum (Rose) Rose.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 8902456) with original publication details: Bull. New York Bot. Gard. 3: 42 1903.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:231737-2.
This name was in version 1 of The Plant List, record tro-8902456, and has not been changed.