ความหลากหลายของพืชวงศ์ย่อยประดู่ (วงศ์ถั่ว) ในจังหวัดสงขลา

Abstract

The taxonomic study of species diversity of Papilionoideae in Songkhla province was conducted between January 2016 and December 2017 from herbarium specimens and field collections. Totally, 45 genera with 119 species, 3 subspecies and 3 varieties were found. Of these, the most diverse species richness is a genus Crotalaria with 11 species. Moreover, one species, Derris glabra, is endemic to Thailand, one species, Desmodium rubrum, is newly recorded for Thailand, nine species are first reported in Songkhla province and five species, Derris amoen, Desmodium auricomum, Mucuna oligoplax, M. stenoplax and Ormosia grandistipulata, are threatened.