This name is a synonym of Phoradendron undulatum (Pohl ex DC.) Eichler.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 19101714) with original publication details: Syst. Veg. ed. 16. 1: 488 1825.
This name was in version 1 of The Plant List, record tro-19101714.