kˈænɪən tɹˈiː fɹˈɑːɡz ɡɹˈoʊ tʊ ɪn lˈɛŋθ, ænd ɑːɹ tˈɪpɪkli bɹˈaʊn, ɡɹˈeɪbɹˈaʊn, ɔːɹ ɡɹˈeɪɡɹˈiːn ɪn kˈʌlɚ, ˈɔfən wɪð dˈɑːɹkɚkˈʌlɚd blˈɑːtʃɪŋ.
Canyon tree frogs grow to  in length, and are typically brown, grey-brown, or grey-green in color, often with darker-colored blotching.