This name is a synonym of Phoradendron congestum Trel..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 19102723) with original publication details: Fl. Bras. 5(2): 121 1868.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:194243-2.
This name was in version 1 of The Plant List, record tro-19102723, and has not been changed.