西藏柏木 Cupressus torulosa

西藏柏木 Cupressus torulosa

西藏柏木 Cupressus torulosa

中文名(Chinese Name):西藏柏木
学名(Scientific Name):Cupressus torulosa D.Don
英文名(English Common Name):
别名(Chinese Common Name):喜马拉雅柏、干柏杉
异名(Synonym):Cupressus tongmaiensis Silba;Cupressus tongmaiensis var. ludlowii Silba;Cupressus tonkinensis Silba;Athrotaxis joucadan Carrière;Cupressus flagelliformis Knight;Cupressus funebris subsp. tonkinensis (Silba) Silba;Cupressus gigantea subsp. ludlowii (Silba) Silba;Cupressus gigantea subsp. tongmaiensis (Silba) Silba;Cupressus corneyana Knight & Perry ex Carrière;Cupressus doniana Hook.f.;Cupressus duclouxiana subsp. austrotibetica (Silba) Silba;Cupressus karnaliensis subsp. mustangensis (Silba) Silba;Cupressus lusitanica subsp. kuluensis Silba;Cupressus majestica Knight;Cupressus nepalensis Loudon;Cupressus sempervirens subsp. indica (Parl.) Silba;Juniperus pendula Parl.;Sabina corneyana Antoine;Thuja curviramea Miq. 
科属(Family & Genus):柏科(Cupressaceae)柏木属(Cupressus
形态特征(Description):乔木,高约20米;生鳞叶的枝不排成平面,圆柱形,末端的鳞叶枝细长,径约1.2毫米,微下垂或下垂,排列较疏,二、三年生枝灰棕色,枝皮裂成块状薄片。鳞叶排列紧密,近斜方形,长1.2-1.5毫米,先端通常微钝,背部平,中部有短腺槽。球果生于长约4毫米的短枝顶端,宽卵圆形或近球形,径12-16毫米,熟后深灰褐色;种鳞5-6对,顶部五角形,有放射状的条纹,中央具短尖头或近平,能育种鳞有多数种子;种子两侧具窄翅。
分布(Distribution):产于西藏东部及南部,生于石灰岩山地。印度、尼泊尔、不丹、锡金也有分布。
用途(Use):
引自中国植物志英文版FOC Vol. 4
Cupressus torulosa D. Don in Lambert, Descr. Pinus. 2: 18. 1824.
西藏柏木 xi zang bai mu | Cupressaceae  | Cupressus
Cupressus tongmaiensis Silba; C. tongmaiensis var. ludlowii Silba; C. tonkinensis Silba.
Trees to 45 m tall; trunk to 3.5 m d.b.h.; branchlets loosely or densely arranged, terete, ultimate ones pendulous or irregularly spreading, slender, 1-1.4 mm in diam. Leaves closely arranged, scalelike, 1-1.8 mm, flat or slightly gibbous and with a rounded, sometimes inconspicuous central abaxial gland, apex usually slightly obtuse. Pollen cones 3-6 mm; microsporophylls 14-18. Seed cones dark grayish brown when ripe, not glaucous, broadly ovoid or subglobose, 1.2-2 × 1-1.8 cm; cone scales (8-) 10-12, each fertile scale with numerous seeds; bracts with a prominent umbo or mucro at apex. Seeds ovate-oblong, flattened, 3-5 mm. 2n = 22.
Mountains; 1800-2800m. E and S Xizang
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