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First Page

579

Last Page

582

Abstract

Bidens esmartinezii from the Balsas River Basin, Michoacan and Guerrero, Mexico, differs from B. reptans var. urbanii and B. squarrosa, the only other climbing species occurring in the area, by its entire, mostly linear leaf lobes and its larger, brown achenes.

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© 1990 Jose Luis Villasenor

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Creative Commons License
This work is licensed under a Creative Commons Attribution 4.0 License.

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