Literature
- Burkill, I.H. 1935. A dictionary of the economic products of the Malay Peninsula. Vol. 1: 83--1964.
- Heyne, K. 1950. De Nuttige planten van Indonesie. Deel I, Ed. 3. 's-Gravenhage/Bandung. 1450 pp.
- Hou, D. 1996. Exotic Genera: Amherstia; Brownea; Delonix; Haematoxylum; Hymenaea; Parkinsonia; Schizolobium, and Tamarindus. In: Hou, D., K. Larsen & S.S. Larsen. Caesalpiniaceae (Leguminosae - Caesalpinioideae). Flora Malesiana ser. I, Vol. 12 (2): 716-730. .
- Seegeler 1991. In: R.H.J.M. Lemmens & N. Wulijarni-Soetjipto (eds.). Plant Resources of South-East Asia No 3. Dye & tannin-producing plants. Pudoc, Wageningen. 78, f. 1, 2.