Basionym Name:Usnea barbata f. subhirta Vain., J. Bot., Lond. 34: 31 (1896)
Homotypic synonyms:Usnea subhirta (Vain.) Motyka, Lich. Gen. Usnea, Stud. Monogr. (Leopoli) 2: 501 (1937)Usnea xanthopoga f. subhirta (Vain.) Zahlbr., Cat. Lich. Univers. 6: 597 (1930)