The record derives from TICA
(data supplied on )
which reports it as a synonym (record
8754B8F2-C56B-463E-A258-610D04CBF37C) with original publication details: "S. A. Nikitin in Trudy Bot. Inst. Akad. Nauk S.S.S.R., Ser. 1, Fl. Sist. Vyssh. Rast. 1. 1933" 194 1933.
Full publication details for this name can be found in IPNI:
This name record (from TICA) 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 Tragopogon angustissimus in version 1 of The Plant List.