This name is a synonym of Vicia hyrcanica subsp. megalodonta (Rech. f.) Ponert.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 13074575) with original publication details: Ark. Bot., n.s., 5: 262 1959.
This name was in version 1 of The Plant List, record tro-13074575, and has not been changed.