271753398933 271753 Dittrichia viscosa test 13 (L.) Greuter [Erigeron viscosus test 14 L.] Coll. Vélins Mus. Natl. Hist. Nat. Paris, vol. 35 : t. 23 () [N. Robert]
 
444891398933 444891 Dittrichia viscosa test 13 (L.) Greuter [Erigeron viscosus test 14 L.] [ as konyza leptophyllos] P. Dioscorides, De materia medica (Codex Vindobonensis): p. 152 (512)
 
392625398933 392625 Dittrichia viscosa test 13 (L.) Greuter [Erigeron viscosus test 14 L.] [ as Conyza major] R. Dodoens [Dodonaeus ], Stirp. Hist. Pempt.: p. 51, fig. 1 (1583)