Ratibida columnifera (Nutt.) Wooton & Standl. [ Lepachys columnaris (Pursh) Torr. & A.Gray]
      
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6 869843 Ratibida columnifera (Nutt.) Wooton & Standl. [125 892176 Rudbeckia columnifera Nutt.] Compositae
Helen Sharp, Water-color Sketches Amer. Pl.: (1888-1910) [Helen Sharp]