1. Bachman, S., Moat, J., Hill, A. W., de la Torre, J. & Scott, B. (2011). Supporting Red List Threat Assessments with GeoCAT: Geospatial Conservation Assessment Tool. In: V. Smith & L. Penev (eds), e-Infrastructures for data publishing in biodiversity science. ZooKeys 150: 117 – 126.
2. Backer, C. A. & Bakhuizen van den Brink, R. C. (1963). Flora of Java Vol. 1. N. V. P. Noordhoff, Groningen.
3. Craib, W. G. (1925). Florae Siamensis Enumeratio: A List of the Plants Known from Siam with Records of Their Occurrence Vol. 1 Polypetalae. Bangkok Times Press, Bangkok.
4. Gagnepain, F. (1943). Guttiféres. In: H. Humbert & F. Gagnepain (eds), Supplément A La Flore Générale de L’Indo-Chine T. 1. Fasc. 3: 254 – 277. Muséum National D’Histoire Naturelle, Phanérogamie, Paris.
5. Gardner, S., Sidisunthorn, P. & Anusarnsunthorn, V. (2000). A Field Guide to Forest Trees of Northern Thailand. Kobfai Publishing Project, Bangkok.