Crocus biflorus f. alexandri (Nicic ex Velen.) Stjepanovic-Veselicic, Fl. SR Srbije 8: 11 (1976), no correct basionym ref.
Crocus biflorus subsp. alexandri (Nicic ex Velen.) B.Mathew, Crocus: 85 (1982).
Heterotypic Synonyms:
Crocus alexandri f. albiflorus Randjel., Serbian Acad. Sci. Arts, Dept. Nat. Math. Sci. Monog. 66: 38 (1990), herbarium where type conserved not specified.
Crocus alexandri f. violaceolineatus Randjel., Serbian Acad. Sci. Arts, Dept. Nat. Math. Sci. Monog. 66: 38 (1990).