Diospyros pentamera Diospyros pentamera Diospyros pentamera is a common rainforest tree in the Ebony or Persimmon family (Ebenaceae) growing from near Batemans Bay (36° S) in New South Wales to the Atherton Tableland (17° S) in tropical Queensland, Australia. It is commonly known as the myrtle ebony, black myrtle, grey plum or grey persimmon. "Diospyros pentamera" is a small to large rainforest tree, from 6 to 40 metres in height at maturity, and 60 centimetres in width at the base. It grows in various types of rainforests, but grows best in volcanic soils in fire free areas with high rainfall. The leaves
Diospyros ebenum organized and wavy. Dry wood density is 1190 kg/m3. The tree is occurring in southern India, Sri Lanka and Indonesia. The variety of the wood found in North Sulawesi, Indonesia is "Diospyros ebenum Koenig". Known as කළුවර ගස් ("Kaluwara Gas") by Sinhalese people due to hard black wood of the tree. In Sri Lanka, it is illegal to harvest and sell ebony wood. It possesses the following valuable qualities: high wood hardness (twice as hard as oak), easy to polish (suitable for high-quality polishing, after which it becomes perfectly smooth), it has practically no pitting, provides glossy smooth surface, water