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闽楠Phoebe bournei

时间:2013-09-26 12:12来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ):闽楠 学名( Scientific Name ): Phoebe bournei (Hemsl.) Yang 英文名( English Common Name ): 别名( Chinese Common Name ): 兴安楠木,楠木、竹叶楠 异名( Synonym ): Machilus bournei Hemsl. Persea bournei (He
中文名(Chinese Name):闽楠
学名(Scientific Name):Phoebe bournei (Hemsl.) Yang
英文名(English Common Name):
别名(Chinese Common Name):兴安楠木,楠木、竹叶楠
异名(Synonym):Machilus bournei Hemsl.  Persea bournei (Hemsl.) Kosterm.  Phoebe acuminata Merr.  Phoebe blepharopus Hand.-Mazz.
科属(Family & Genus):樟科(Lauraceae)楠属
形态特征(Description):大乔木,高达15-20米,树干通直,分枝少;老的树皮灰白色,新的树皮带黄褐色。小 枝有毛或近无毛。叶革质或厚革质,披针形或倒披针形,长7-13(15)厘米,宽2-3(4)厘 米,先端渐尖或长渐尖,基部渐狭或楔形,上面发亮,下面有短柔毛,脉上被伸展长柔毛,有时具缘毛,中脉上面下陷,侧脉每边10-14条,上面平坦或下陷,下面突起,横脉及小脉多而密,在下面结成十分明显的网格状;叶柄长5-11(20)毫米。花序生于新枝中、下部, 被毛,长3-7(10)厘米,通常3-4个,为紧缩不开展的圆锥花序,最下部分枝长2-2.5 厘米;花被片卵形,长约4毫米,宽约3毫米,两面被短柔毛;第一,二轮花丝疏被柔毛,第三轮密被长柔毛,基部的腺体近无柄,退化雄蕊三角形,具柄,有长柔毛;子房近球形,与花柱无毛,或上半部与花柱疏被柔毛,柱头帽状。果椭圆形或长圆形,长1.1-1.5厘米,直径约6-7毫米;宿存花被片被毛,紧贴。花期4月,果期10-11月。
分布Distribution):产江西、福建、浙江南部、广东、广西北部及东北部、湖南、湖北、贵州东南及东北部。野生的多见于山地沟谷阔叶林中,也有栽培。
用途(Use):木材纹理直,结构细密,芳香,不易变形及虫蛀,也不易开裂,为建筑、高级家具等良好木材。
引自植物志英文版:FOC Vol. 7 Page 191, 198     
Phoebe bournei (Hemsley) Yen C. Yang, J. W. China Border Res. Soc., ser. B. 15: 73. 1945.
闽楠 min nan| Lauraceae  | Phoebe
Machilus bournei Hemsley, J. Linn. Soc., Bot. 26: 373. 1891; Persea bournei (Hemsley) Kostermans; Phoebe acuminata Merrill; P. blepharopus Handel-Mazzetti.
Large trees, 15-20 m; trunk straight, few branched. Bark gray-white when old, yellowish brown when young. Branchlets hairy or glabrate. Petiole 5-11(-20) mm; leaf blade lanceolate or oblanceolate, 7-13(-15) × 2-3(-4) cm, leathery, abaxially pubescent and patent villous along veins, adaxially shiny, midrib impressed adaxially, lateral veins 10-14 pairs, abaxially elevated, adaxially plane or impressed, veinlets numerous, dense, conspicuously foveolate abaxially, base attenuate or cuneate, apex acuminate or long acuminate. Panicles arising from middle and lower part of newly sprouted branchlet, 3-7(-10) cm, lowest ramifications 2-2.5 cm, hairy. Perianth lobes ovate, ca. 4 × 3 mm, pubescent on both surfaces. Filaments hairy, those of 3rd series especially hairy, with subsessile glands. Staminodes triangular, stipitate, villous. Ovary subglobose, glabrous or upper part sparsely pubescent; style glabrous or partly pubescent; stigma capitate. Fruit ellipsoid or oblong, 1.1-1.5 cm × 6-7 mm; persistent perianth lobes hairy, clasping base of fruit. Fl. Apr, fr. Oct-Nov.
● Wild trees usually in mountain valleys and broad-leaved forests, also cultivated. Fujian, Guangdong, N and NE Guangxi, NE and SE Guizhou, Hainan, Hubei, Jiangxi.





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