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Chamaecyparis lawsoniana (A. Murr.) Parl.
美国尖叶扁柏
Description from Flora of China
Cupressus lawsoniana A. Murray bis, Edinburgh New Philos. J., n.s., 1: 292. 1855.
Trees to 50 m tall; trunk to 3 m d.b.h.; bark reddish brown; leafy branchlets predominantly pinnately arranged. Leaves mostly 2-3 mm, with linear to circular abaxial gland, or eglandular, apex acute to acuminate; leaves on lower side of branchlets not or only slightly glaucous. Pollen cones dark brown, 2-4 mm; pollen sacs red. Seed cones purplish to reddish brown, glaucous, globose, 8-12 mm in diam.; cone scales 5-9, each fertile scale with 2-4 seeds. Seeds 2-5 mm; wing equal to or wider than seed.
Cultivated. Jiangsu, Jiangxi, Zhejiang [native to W United States]
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