%0 Journal Article %T The taxonomic study of the Malpighiaceae Juss. family of the restingas of Algodoal/Maiandeua, Maracan , Par¨¢, Brazil %A Vitor Hugo Dias Alexandrino %A Julio dos Santos de Sousa %A Maria de Nazar¨¦ do Carmo Bastos %J Boletim do Museu Paraense Em¨ªlio Goeldi : Ci¨ºncias Naturais %D 2011 %I Museu Paraense Emilio Goeldi %X This study deals with the taxonomic treatment of species of the Malpighiaceae Juss. occurring in the EnvironmentalProtection Area (APA) Algodoal/Maiandeua, Maracan , Par¨¢. The methodology includes the analysis of botanical materialoriginated from new collections and specimens of the herbaria of the Museum Goeldi (MG) and of the Agronomic Instituteof the North (IAN), beyond specialized literature. There are five species, distributed across three genera Malpighiaceae:Banisteriopsis caapi (Spruce ex Griseb.) C.V. Morton., Byrsonima laevis Nied., Byrsonima chrysophylla Kunth, Byrsonimacrassifolia (L.) Kunth e Heteropterys nervosa A. Juss. The genus Byrsonima Rich. ex Kunth was the most representative,presenting three species. Byrsonima laevis and Banisteriopsis caapi are new records for the sand coast of Par¨¢. Sandbank forestformation was the ecosystem which had the largest number of species. Identification keys, descriptions, and illustrations ofthe taxa are presented, as well as data concerning geographical distribution, additional comments and habitat of the taxa. %K Amazonia %K Morphology %K Taxonomy %K Floristics %U http://www.museu-goeldi.br/editora/bn/artigos/cnv6n3_2011/estudos%28alexandrino%29.pdf