Adult snout-vent length averages about 38 mm. Dorsal suface is smooth and green with a lateral plum-colored band. The legs are bright orange on their concealed surfaces. The ventral surface is areolated and white in color. Toes are partially webbed, fingers are entirely free. Digital pads are small. Adults are sexually dimorphic in their size, throat color, and angle of the jaw. Pattern and coloration of newly metamorphosed juviniles resemble adults.
- Gosner, K. L. and Black, I. H. (1963). ''Hyla andersonii.'' Catalogue of American Amphibians and Reptiles. American Society of Ichthyologists and Herpetologists, 54.1-54.2.