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巴山冷杉Abies fargesii

时间:2013-07-15 16:07来源:未知 作者:徐晔春 点击:
巴山冷杉,Abies fargesii,太山冷杉,华枞








中文名(Chinese Name):巴山冷杉
学名(Scientific Name):Abies fargesii Franch.
英文名(English Common Name):
别名(Chinese Common Name):太山冷杉、华枞
异名(Synonym):Abies kansouensis Bordères et Gaussen;Abies fargesii var. sutchuenensis Franch.;Abies fargesii var. tieghemii Bordères et Gaussen;Abies fargesii var. hupehensis Silba;Abies sutchuenensis (Franch.) Rehder et E. H. Wilson;Abies fargesii subsp. hupehensis (Silba) Silba  
科属(Family & Genus):松科(Pinaceae)冷杉属
形态特征(Description):乔木,高达40米;树皮粗糙,暗灰色或暗灰褐色,块状开裂;冬芽卵圆形或近圆形,有树脂;一年生枝红褐色或微带紫色,微有凹槽,无毛,稀凹槽内疏生短毛。叶在枝条下面列成两列,上面之叶斜展或直立,稀上面中央之叶向后反曲,条形,上部较下部宽,长1-3厘米(多为1.7-2.2厘米),宽1.5-4毫米,直或微曲,先端钝有凹缺, 稀尖,上面深绿色,有光泽,无气孔线,下面沿中脉两侧有2条粉白色气孔带;横切面上面至下面两侧边缘有一层连续排列的皮下细胞,稀两端角部二层,下面中部一层,树脂道2个、中生。球果柱状矩圆形或圆柱形,长5-8厘米,径3-4厘米,成熟时淡紫色、紫黑色或红褐色;中部种鳞肾形或扇状肾形,长0.8-1.2厘米,宽1.5-2厘米,上部宽厚,边缘内曲;苞鳞倒卵状楔形,上部圆,边缘有细缺齿,先端有急尖的短尖头,尖头露出或微露出;种子倒三角状卵圆形,种翅楔形,较种子为短或等长。
分布(Distribution):为我国特有树种,产河南西部、湖北西部及西北部、四川东北部、陕西南部、甘肃南部及东南部海拔1500-3700米地带。
用途(Use):
引自中国植物志英文版FOC Vol. 4
Abies fargesii Franchet, J. Bot. (Morot). 13: 256. 1899.
巴山冷杉 ba shan leng shan | Pinaceae  | Abies
Trees to 40 m tall; bark dark gray or dark gray-brown, rough, flaking or breaking into irregular plates; branchlets red-brown, gray-brown, or light brown, glabrous, pubescent, or ± rusty brown pubescent; winter buds ovoid or subglobose, resinous. Leaves ascending on upper side of branchlets, pectinately arranged in 2 lateral sets on lower side, dark green and bright adaxially, oblanceolate-linear, flattened, 1-2.5(-3) cm × 1.5-4 mm, stomatal lines in 2 white bands abaxially, resin canals 2, median or marginal, apex emarginate, rarely obtuse or acute. Seed cones ripening dark purple or red-brown, slightly glaucous or not, cylindric or shortly so, 3-10 × 3-4 cm. Seed scales at middle of cones reniform or flabellate-reniform, 0.8-1.5 × 1.3-2 cm. Bracts obovate-cuneate, distal margin erose-denticulate, apex with cusp exserted or slightly so. Seeds obtriangular-ovoid; wing cuneate.
* Mountains, river basins; 1500-3900 m. S Gansu, W Henan, W Hubei, S Shaanxi, Sichuan
The timber is used for construction, furniture, and wood pulp.
(责任编辑:徐晔春)
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