Adenostyles dubia Rchb.f. [ Adenostylium dubium Rchb.]
      
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6 20780 Adenostyles dubia Rchb.f. [0]
H.G.L. Reichenbach, Icon. Fl. Germ. Helv., vol. 16 (Die Corymbiferen der deutschen Flora ): t. 895, fig. 1 (1854) [H.G. Reichenbach]