Flora das cangas da Serra dos Carajás, Pará, Brasil: Convolvulaceae

This work approaches the taxonomic study of Convolvulaceae occuring in cangas of the Serra dos Carajas, state of Para, Brazil. Were recognized 17 species and eight genera (Aniseia, Cuscuta, Evolvulus, Ipomoea, Jacquemontia, Merremia, Operculina, and Turbina). Are presented identification key, descriptions, illustrations, photographs and geographic distribution of species, as well as general comments about the taxa.