Revisions of the genera Acanthospermum, Flourensia, Oyedaea, and Tithonia / by S.F. Blake.

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Main Author: Blake, S. F. (Sidney Fay), 1892-1959
Corporate Authors: Smithsonian Institution, United States National Herbarium, United States National Museum
Format: Government Document Book
Language:English
Published: Washington : Govt. Print. Off, 1921.
Series:Contributions from the United States National Herbarium ; v. 20, pt. 10.
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