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Wulffia baccata var. discoidea S.F. Blake
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Pruski, J. F. 1996. Compositae of the Guayana Highland–XI. Tuberculocarpus gen. nov. and some other Ecliptinae (Heliantheae). Novon 6(4): 404–418.
 
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Steyermark, J. A. 1995. Flora of the Venezuelan Guayana Project.
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Wulffia scandens DC.
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Pruski, J. F. 1996. Compositae of the Guayana Highland–XI. Tuberculocarpus gen. nov. and some other Ecliptinae (Heliantheae). Novon 6(4): 404–418.
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