no HD illustration available (m2)
6 771939 Petasites paradoxus (Retz.) Baumg. [125 1040466 Tussilago paradoxa Retz.]
H.G.L. Reichenbach, Icon. Fl. Germ. Helv., vol. 16 (Die Corymbiferen der deutschen Flora ): t. 898 (1854) [H.G. Reichenbach]