中文名（Chinese Name）：北美乔松
学名（Scientific Name）：Pinus strobus L.
英文名（English Common Name）：
别名（Chinese Common Name）：美国白松
异名（Synonym）：Pinus umbraculifera K.Koch  Pinus strobus f. prostrata Fernald & Weath.  
科属（Family & Genus）：松科Pinaceae松属
形态特征（Description）：乔木，在原产地树高30-50米; 树皮厚，深裂，紫色；幼枝有柔毛，后渐脱落；冬芽卵圆形，渐尖，稍有树脂。针叶5针一束，细柔，长6-14厘米，腹面每侧有3-5条气孔线；树脂道2个，边生于背部。球果熟时红褐色，窄圆柱形，稍弯曲，有梗，下垂，有树脂，长8-12厘米，种鳞边缘不反卷；种子有长翅。
分布（Distribution）：原产北美。
用途（Use）：木材边材带黄色，心材淡红褐色，材质轻硬，纹理通直，耐朽力强。可作建筑、器具等用材。
引自中国植物志英文版FOC Vol. 4 Page 25
Pinus strobus Linnaeus, Sp. Pl. 2: 1001. 1753.
北美乔松 bei mei qiao song  | Pinaceae  | Pinus
Trees to 65 m tall; trunk to 1.8 m d.b.h.; bark gray-brown, deeply furrowed, with irregularly oblong, long, scaly plates; crown conical, becoming rounded or flattened on top; winter buds light red-brown, ovoid-cylindric, slightly resinous. Needles 5 per bundle, not pendulous, deep green to blue-green, slightly twisted, 6-14 cm × 0.7-1 mm, pliant, stomatal lines present on all surfaces, base with early shed sheath 1-1.5 cm, margin finely serrulate. Seed cones clustered, pedunculate (peduncle 2-3 cm), gray-brown or pale brown with purple or gray tints, cylindric, ellipsoid, or lanceolate-cylindric when open, 7-20 cm, maturing in 2 years, then soon shedding seeds and falling. Apophyses slightly raised, apex resinous; umbo terminal. Seeds red-brown, black mottled, broadly and obliquely obovoid, compressed, 5-6 mm; wing pale brown, 1.8-2.5 cm.
Cultivated. Beijing Shi, Jiangsu (Nanjing Shi), Jiangxi (Lu Shan), Liaoning [native to E Canada, Guatemala, S Mexico, E United States]

（责任编辑：徐晔春）