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[C] Ratibida Rafinesque, Fl. Ludov. 73. Oct(?) 1817.
T.: \R. sulcata\ Rafinesque (J. Phys. Chim. Hist. Nat. Arts 89: 100. 1819), nom. illeg. (\Rudbeckia columnifera\ Anonymous, \Ratibida columnifera (Anonymous) E. O. Wooton et P. C. Standley (Contr. U.S. Natl. Herb. 19: 706. 24 Jun 1915))
PHAN.-ASTERACEAE (53/104) 9 Feb 1996