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«Malpighia glabra L.». Germplasm Resources Information Network. United States Department of Agriculture, 11-02-2007. Arxivat de l'original el 2009-08-05. [Consulta: 16 desembre 2009].
«Malpighia emarginata DC.». Germplasm Resources Information Network. United States Department of Agriculture, 18-05-1998. Arxivat de l'original el 2009-05-14. [Consulta: 2 febrer 2010].