The Cariri Environmental Protection Area (AEP) is located in the municipalities of Boa Vista and Cabaceiras, Paraíba state, Northeast Br azil. It has several microhabitats, of which water bodies stand out. The present study comprises the survey of the aquatic angiosperms in the Cariri EPA, where 29 species distributed in 22 genera and 14 families were registered, with Cyperaceae as the family with the most species (9 spp.). Descriptions, illustrations, distribution, flowering and/or fruiting data plus a key for taxonomic separation of the species registered in the EAP are presented in this work.
macrophytes; angiosperms; water bodies; caatinga vegetation; floristics
