The male is 50 mm and the female is 49 mm. This species has vertical pupils. It lacks a visible tympanum. The upper maxillary teeth are relatively developed. Large and thick spiny tubercles cover the dorsum. Hind legs are relatively long, with the tibiotarsal articulation extending to the eye. Digit tips are rounded. The fourth toe is 1/4-1/3 webbed, and the sides of the toes have a narrow fringe. The dorsum is yellow brown with many black speckles, while the ventrum has gray speckles. There is a dark triangular mark on the interorbital space. The male has nuptial spines on the first and second fingers and a small pair of spiny clusters on the chest. The spines are thick and sparsely distributed.

Tadpoles are 80.3 mm long with a head length of 30 mm. The tail is palm brown. The labial tooth row formula is I: 5-5 (or 4-4)/I: 4-4 (Fei 1999).