The Gymnosperm Database

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Line drawing; for full size image go to the Flora of China (Wu and Raven 1999).


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Conservation status

Pseudotsuga forrestii

Craib 1919

Common names

澜沧黄杉 lan cang huang shan (Wu and Raven 1999).

Taxonomic notes

Syn: P. sinensis var. forrestii (Craib) Silba 1990 (Wu and Raven 1999).


"Trees to 40 m tall; trunk to 80 cm d.b.h.; bark dark brown-gray, rough, deeply fissured longitudinally; branchlets initially pale yellow or greenish yellow, becoming reddish brown when dry, light brown or brownish gray in 2nd or 3rd year, glabrous or pubescent. Leaves pectinately arranged, subsessile, linear, 2.8-5.5 cm × 1.3-1.8(-2) mm, base cuneate, apex emarginate. Seed cones ovoid, 5-8 × 4-5.5 cm. Seed scales at middle of cones suborbicular or rhombic-orbicular, (2.5-)2.7-3.5 × 3-3.6(-4) cm, glabrous abaxially, base cuneate-orbicular. Bracts obviously longer than seed scales, reflexed, cusp lanceolate, 6-12 mm, lateral lobes narrowly triangular, ca. 3 mm. Seeds light brown, irregularly dark spotted, triangular-ovoid, slightly depressed, glabrous adaxially; wing obliquely ovate. Seed maturity Oct." (Wu and Raven 1999).

Distribution and Ecology

China: Yunnan, where it is found in the mountains at 2400-3300 m elevation (Wu and Raven 1999).

Big tree




The timber is used for construction, bridge building, vehicles, and furniture. The species is also grown for afforestation (Wu and Raven 1999).



This is classified as a vulnerable species (Wu and Raven 1999).


See also

Last Modified 2017-12-29