Diospyros ebenum
（重定向自Ceylon Ebony）
Diospyros ebenum is a species of tree occurring in southern India, Sri Lanka and Indonesia. The variety of the wood found in North Sulawesi, Indonesia is Diospyros ebenum Koenig. Known as "Kaluwara" by Sinhalese people due to hard black wood of the tree. Both India and Sri Lanka have laws prohibiting international trade of the wood.