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

Abstract

Gnetaceae is a small, monotypic family of Gymnosperms with about 40 species of Gnetum of pantropical distribution. Of the three species found in the FLONA Carajás, G. leyboldii and G. schwackeanum occur in the forest, while only G. nodiflorum was recorded in canga. For Gnetum nodiflorum, a detailed morphological description, illustrations, distribution and morphological comments are presented.