Pterospermum suberifolium, or the cork-leaved bayur,[1] is a species of evergreen flowering plant in the family Malvaceae. It is found only in India and Sri Lanka.[2] Leaves are irregularly oblong; subcordate, rounded or oblique; apex acuminate; with irregularly serrated margin. Its flowers are yellowish white and fruit is a capsule.[3]
A famous nagaraja in Buddhism is named for the fruit of the P. suberifolium, mucalinda.
The plant is used for cure fractured bones in Ayurvedic medicine, where they are grind into a paste with some other medicinal herbs.[4]