Reference:Sherff1937a
Revision as of 00:04, 27 July 2019 by Unknown user (talk)
Verbatim text: Sherff, E. E. 1937. The genus Bidens. Publ. Field Mus. Nat. Hist., Bot. Ser. 16.
Author: Sherff, E.E.
Year: 1937
Title: The genus Bidens
Journal: Publ. Field Mus. Nat. Hist., Bot. Ser
Volume: 16
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