Harungana madagascariensis is a flowering plant species that belongs to the family Hypericaceae. It is a small to medium-sized tree that can grow up to 10-15 meters tall. The bark of the tree is greyish-brown and smooth. The leaves are simple, opposite, and elliptical in shape, measuring 10-25 cm long and 5-10 cm wide. The flowers are small and white, and the fruits are capsules that split open when mature, releasing numerous small seeds.