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16 242895 Cichorium endivia L. [181 242893 Cichorium divaricatum Schousb.]
H.G.L. Reichenbach, Icon. Fl. Germ. Helv., vol. 19(1): (Die Cichoriaceen, Ambrosiaceen, Campanulaceen, Lobeliaceen dazu die Cucurbitaceen der deutschen Flora ): t. 1357, fig. 3 (1860) [H.G. Reichenbach]