Tragopogon longifolius Boiss., Diagn. Pl. Orient., ser. 2, 3: 90. 1856
Tragopogon longifolius, Diagn. Pl. Orient., ser. 2, 3: 90. 1856
is earlier homonym of Tragopogon longifolius in Mém. Acad. Sci. Clermont-Ferrand 21: 137. 1879
is basionym for Tragopogon brevirostris subsp. longifolius in Bot. J. Linn. Soc. 71: 270. 1976
Tragopogon longifolius, Diagn. Pl. Orient., ser. 2, 3: 90. 1856