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FOC | Family List | FOC Vol. 4 | Pinaceae | Pinus

26. Pinus gerardiana Wallich ex D. Don in Lambert, Descr. Pinus, ed. 8. 2: p. s.n. inter 144 & 145. 1832.

喜马拉雅白皮松 xu mi bai pi song

Trees; bark white, fissured into irregular, thin plates; 1st-year branchlets pale green-yellow, glabrous, with projected leaf scars. Needles 3 per bundle, triangular-flabellate in cross section, 6-10 cm, stiff, vascular bundle 1, resin canals 5-7, marginal, base with sheath shed. Seed cones shortly pedunculate, almost brown at maturity, oblong or ovoid, 12-20 × 9-11 cm. Seed scales 4-5 cm; apophyses broad, swollen, ± recurved, obviously ridged; umbo dorsal, apex obtuse. Seeds cylindric, ca. 2.5 cm; wing rudimentary, usually adhering to adjacent scale.

Mountains; circa 2700 m. S Xizang [E Afghanistan, N India, Kashmir, N Pakistan]


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