[not yet available online]
1434355 542651 Hymenonema graecum (L.) DC. [116 212352 Catananche graeca L.]
J. Sibthrop, J.E. Smith, Fl. Graec., vol. 8 : p. 65, t. 789 (1833)
2606895 542651 Hymenonema graecum (L.) DC. [116 212352 Catananche graeca L.]
Coll. Vélins Mus. Natl. Hist. Nat. Paris, vol. 31 (Compositae): t. 42 () [unsigned]
1418085 542651 Hymenonema graecum (L.) DC. [116 212352 Catananche graeca L.]
J. Sibthrop, J.E. Smith, Fl. Graec. (drawings), vol. 8 : t. 89 (1845-1847)
2606886 1280788 Hymenonema aspera (Desf.) DC. [80 925060 Scorzonera aspera Desf.]
Coll. Vélins Mus. Natl. Hist. Nat. Paris, vol. 31 (Compositae): t. 41 () [P.J. Redouté]
714076 1280788 Hymenonema aspera (Desf.) DC. [80 925060 Scorzonera aspera Desf.]
Ann. Mus. Natl. Hist. Nat. Paris, vol. 1 : t. 9 (1802) [Sophie de Luigné]
