the mountain stream tree frog may be conspecific to the pearson's green tree frog. morphological differences have not been fully studied yet, but visible physical differences between frogs from barrington tops and dorrigo, new south wales, in comparison to frogs from south-eastern queensland and northern new south wales are discussed in a key on the leaf green tree frog page. these are representative of frogs described as "r. barringtonensis" and "r. pearsoniana".