This name is a synonym of Vicia abbreviata subsp. orbelica (Stoj. & Stefanov) Kuzmanov.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 13042997) with original publication details: Oesterr. Bot. Z. 70: 103 1921.
This name record (from Tropicos) was not included in version 1 of The Plant List. It is possible the same name was included from a different data source, to check this you can search for Vicia orbelica in version 1 of The Plant List.