This name is a synonym of Phoradendron argentinum Urb..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 50244644) with original publication details: Bull. Herb. Boissier, sér. 2, 3: 785 1903.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:194241-2.
This name was in version 1 of The Plant List, record tro-50244644, and has not been changed.