A very large green tree frog with large glands behind the eyes that extend along the back. The fingers are fringed, the toes fully webbed and the legs long. Both fingers and toes have large expanded discs on the tips. The colour is a rich green with white or yellow spots, often with black in the centre and edged with black. The undersides are often a faint yellow including yellowy-orange thighs. Up to 11 cm.