Trees to 60 m tall; trunk to 2 m d.b.h.; bark dull brown, thickly flaking; crown cylindric or narrowly pyramidal; branchlets pendulous, yellowish gray or yellow in 1st and 2nd years, finally dark gray, glabrous or pubescent; winter buds brownish yellow, conical-ovoid, slightly resinous, scales slightly opening at base of branchlets. Leaves spreading radially, directed forward, quadrangular-linear, straight or somewhat curved, broadly rhombic in cross section, 2-3.5 cm × ca. 1.5 mm, stomatal lines 5-8 along each surface adaxially, 4-6 along each surface abaxially, apex acute. Seed cones purple or green, maturing purplish or dull brown, ellipsoid-cylindric or cylindric, 6-11.3 × 2.5-3.5 cm. Seed scales triangular-obovate, 1.2-2 × (1-)1.3-1.8 cm, apex rounded. Seeds obliquely ovoid, 3-4 mm; wing obovate, 1.2-1.3 cm. Pollination May-Jun, seed maturity Sep-Oct.