A narrowly columnar tree. Bark grey, exfoliating in thin strips. Branchlets in one plane, forming a wide U-like pattern, 4-6 mm in diameter. Juvenile leaves triangular, needle-like, apex sharply acute, to 7 mm long, relatively thick. Adult leaves scale-like, imbricate, triangular, keeled, 2-3.5 mm long by 1.5-2.5 mm wide, apex incurved. Male cone bluish-white, cylindrical, 40-90 mm long by 8-16 mm wide, scales lanceolate, microsporophylls triangular, pollen sacs 4-6. Female cone prominently glaucous, to 10 cm. long by 7.5-8 cm wide, recurved lip of scale raised, bracts to 5 mm. long. Seeds to 3 cm. long, nuts ovate, wings broadly rounded. Germination epigeal"