This name is a synonym of Phoradendron crassifolium (Pohl ex DC.) Eichler.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 19101105) with original publication details: Phoradendron 145, t. 215 1916.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:193970-2.
This name was in version 1 of The Plant List, record tro-19101105.