The present investigation aims to document the conventional botanical knowledge of the Mannan tribe settled in the selected region of Kovilmala of Idukki district of Kerala state. The study has brought forward the diverse medicinal uses of 17 medicinal plant species belonging to 15 angiosperm families. The document of this information will be vital in future for sustainable utilization and conservation. Further studies are however needed for the therapeutic validation of the documented traditional botanical knowledge of the Mannan tribe.

Keywords : Conventional Botanical Knowledge, Mannan Tribe, Ethnobotany, Idukki.