1. Carey 11967. Orang Asli the Aboriginal Tribes of Peninsular Malaysia. Kuala Lumpur: Oxford University Press.
2. Henderson MR 1974a. Malayan Wild Flowers Dicotyledons. Kuala Lumpur: Malayan Nature Society.
3. Henderson MR 1974b. Malayan Wild Flowers Mono-cotyledons. Kuala Lumpur: Malayan Nature Society.
4. Martin GJ 1995. Ethnobotany: A People and Plants Conservation Manual. London: Chapman & Hall.
5. Ng FSP (Ed.) 1989. Tree Flora of Malaya: A Manual for Foresters. Volume 4. Kuala Lumpur: Longman Malaysia.