Research Paper (postgraduate) from the year 2014 in the subject Biology - Botany, , language: English, abstract: The paper enumerates the traditional uses of endemic and red-listed medicinal plants utilized by the Valaiyars of Karandamalai for primary health care. Intensive ethnobotanical surveys through structured questionnaires were conducted to tap the ethnobotanical wisdom of Valaiyars. Information on the medicinal uses of 45 plants belonging to endemic and red-list category was documented. Vernacular names of the plants, parts used, methods of medicine preparation, dosage, mode and time of administration were also gathered. Ethnomedicinal plants are arranged alphabetically followed by botanical name, family name, local name and parts used, mode of preparation and medicinal uses.