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

Abstract

Two species of Picramniaceae are found in Serra dos Carajás, Pará, Brazil, both belonging to the genus Picramnia: P. ferrea and P. latifolia. Only the former one was recorded in the areas of cangas, being a species endemic to the cangas. This taxonomic study presents a morphological description, detailed illustrations and diagnostic comments of P. ferrea.