Gambhari (Gmelina arborea) – Practical Uses, Benefits and Dosage Description of Plant Gmelina arborea is a deciduous trees that attains height up to 20 meters. The bark is grayish white colored, which exfoliates in thin flakes. The leaves are simple, opposite and heart shaped tapering towards the apex with length of 10-25 cm and breadth of 8-20 cm. The flowers are bisexual having reddish to yellow color; resemble to those of vasa flowers. The fruits are orange yellow colored oval