Biographical diversity of the piperaceae in Pu Mat National Park, Nghe An province

Abstract

The study evaluated the diversity of species composition, biological characteristics, distribution, the use and medicinal plant of Piperaceae‘s species in Pu Mat National Park, Nghe An. The research object was about the Piperaceae’s species in Pu Mat National Park; Field investigation, sample collection, processing, analysis,etc. followed the Botanical research method of Nguyen Nghia Thin (2008); Plants classification based on the method of comparing morphological characteristics and experts. 20 species belonging to 3 genera of Piperaceae have been documented. Piper was found to be the the richest genus (17 species).  New distribution of 8 flora species has also been recorded, such as Piper albispicum C. DC.; Piper boehmeriaefolium Wall. ex Miq.; Piper brevicaule C. DC; Piper cubeba L.f.; Piper gymnostachyum C. DC.; Piper harmandii C. DC.; Piper minutistigmum C. DC.; Piper pierrei C. DC.. The number of useful Piperaceae’s species is categorized as follows: 18 species for essential oil yielding, 9 species as medicinal, 4 species for edible purposes and spices.