江西秤锤树Sinojackia rehderiana
中文名(Chinese Name):江西秤锤树
学名(Scientific Name):Sinojackia rehderiana Hu
英文名(English Common Name):
别名(Chinese Common Name):狭果秤锤树
异名(Synonym):
科属(Family & Genus):安息香科(Styracaceae)秤锤树属
形态特征(Description):小乔木或灌木,高达5米;嫩枝被星状短柔毛。叶纸质,倒卵状椭圆形或椭圆形,长5-9厘米,宽3-4厘米,顶端急尖或钝,基部楔形或圆形,边缘具硬质锯齿,生于有花小枝基部的叶卵形而较小,长2-3.5厘米,宽1.5-2厘米,基部圆形或稍心形,嫩叶两面均密被星状短柔毛,成长后仅叶脉被星状短柔毛,其余常脱落而变为无毛,侧脉每边5-7条,和网脉在上面凹陷,下面隆起,网脉明显;叶柄长1-4毫米,被星状短柔毛。总状聚伞花序疏松,有花4-6朵,生于侧生小枝顶端;花白色;花梗长达2厘米,和花序梗均纤细而弯垂,疏被灰色星状短柔毛;花萼倒圆锥形,高约5毫米,密被灰黄色星状短柔毛,顶端5-6齿,萼齿三角形,长约1毫米;花冠5-6裂,裂片卵状椭圆形,长约12毫米,宽约4毫米,疏被星状长柔毛;花柱长约6毫米,线形,柱头不明显3裂,子房3室。果实椭圆形,圆柱状,具长渐尖的喙,连喙长2-2.5厘米,宽10-12毫米,下部渐狭,褐色,有浅棕色皮孔,外果皮薄,肉质,厚约1毫米,中果皮木栓质,厚约3毫米,内果皮坚硬,木质,厚约1毫米,种子1颗,长圆柱形,褐色。花期4-5月,果期7-9月。
分布(Distribution):产江西、湖南和广东,生于林中或灌丛中。
用途(Use):
引自中国植物志英文版:FOC Vol. 15 Page 268
Sinojackia rehderiana Hu, J. Arnold Arbor. 11: 227. 1930.
狭果秤锤树 xia guo cheng chui shu| Styracaceae | Sinojackia
Trees or shrubs, to 5 m tall. Branchlets stellate pubescent. Petiole 1--4 mm; leaves of two types; leaves at base of flowering branches with blade ovate, 2--3.5 X 1.5--2 cm, base rounded to slightly cordate; other leaves with leaf blade obovate-elliptic to elliptic, 5--9 X 3--4 cm, base cuneate to rounded; all leaf blades papery, densely stellate pubescent when young but glabrescent except for veins, margin serrate, apex acute to obtuse, secondary veins 5--7 pairs, tertiary veins reticulate and abaxially conspicuously raised. Inflorescences lax, 4--6-flowered, 4--5 cm. Pedicel ca. 2 cm. Calyx ca. 5 mm, densely grayish stellate pubescent; teeth 5 or 6, deltoid, ca. 1 mm. Corolla lobes 5 or 6, ovate-elliptic, ca. 12 X 4 mm. Style ca. 6 mm. Fruit ellipsoid-cylindrical including a long apical acuminate rostrum, 2--2.5 X 1--1.2 cm, gradually narrowed toward base, with brownish lenticels, exocarp ca. 1 mm thick, mesocarp ca. 3 mm thick, endocarp ca. 1 mm thick. Seeds brown, oblong-cylindrical. Fl. Apr-May, fr. Jul-Sep.
* Forest thickets; 500--800 m. N Guangdong, S Hunan, Jiangxi.
(责任编辑:徐晔春)
学名(Scientific Name):Sinojackia rehderiana Hu
英文名(English Common Name):
别名(Chinese Common Name):狭果秤锤树
异名(Synonym):
科属(Family & Genus):安息香科(Styracaceae)秤锤树属
形态特征(Description):小乔木或灌木,高达5米;嫩枝被星状短柔毛。叶纸质,倒卵状椭圆形或椭圆形,长5-9厘米,宽3-4厘米,顶端急尖或钝,基部楔形或圆形,边缘具硬质锯齿,生于有花小枝基部的叶卵形而较小,长2-3.5厘米,宽1.5-2厘米,基部圆形或稍心形,嫩叶两面均密被星状短柔毛,成长后仅叶脉被星状短柔毛,其余常脱落而变为无毛,侧脉每边5-7条,和网脉在上面凹陷,下面隆起,网脉明显;叶柄长1-4毫米,被星状短柔毛。总状聚伞花序疏松,有花4-6朵,生于侧生小枝顶端;花白色;花梗长达2厘米,和花序梗均纤细而弯垂,疏被灰色星状短柔毛;花萼倒圆锥形,高约5毫米,密被灰黄色星状短柔毛,顶端5-6齿,萼齿三角形,长约1毫米;花冠5-6裂,裂片卵状椭圆形,长约12毫米,宽约4毫米,疏被星状长柔毛;花柱长约6毫米,线形,柱头不明显3裂,子房3室。果实椭圆形,圆柱状,具长渐尖的喙,连喙长2-2.5厘米,宽10-12毫米,下部渐狭,褐色,有浅棕色皮孔,外果皮薄,肉质,厚约1毫米,中果皮木栓质,厚约3毫米,内果皮坚硬,木质,厚约1毫米,种子1颗,长圆柱形,褐色。花期4-5月,果期7-9月。
分布(Distribution):产江西、湖南和广东,生于林中或灌丛中。
用途(Use):
引自中国植物志英文版:FOC Vol. 15 Page 268
Sinojackia rehderiana Hu, J. Arnold Arbor. 11: 227. 1930.
狭果秤锤树 xia guo cheng chui shu| Styracaceae | Sinojackia
Trees or shrubs, to 5 m tall. Branchlets stellate pubescent. Petiole 1--4 mm; leaves of two types; leaves at base of flowering branches with blade ovate, 2--3.5 X 1.5--2 cm, base rounded to slightly cordate; other leaves with leaf blade obovate-elliptic to elliptic, 5--9 X 3--4 cm, base cuneate to rounded; all leaf blades papery, densely stellate pubescent when young but glabrescent except for veins, margin serrate, apex acute to obtuse, secondary veins 5--7 pairs, tertiary veins reticulate and abaxially conspicuously raised. Inflorescences lax, 4--6-flowered, 4--5 cm. Pedicel ca. 2 cm. Calyx ca. 5 mm, densely grayish stellate pubescent; teeth 5 or 6, deltoid, ca. 1 mm. Corolla lobes 5 or 6, ovate-elliptic, ca. 12 X 4 mm. Style ca. 6 mm. Fruit ellipsoid-cylindrical including a long apical acuminate rostrum, 2--2.5 X 1--1.2 cm, gradually narrowed toward base, with brownish lenticels, exocarp ca. 1 mm thick, mesocarp ca. 3 mm thick, endocarp ca. 1 mm thick. Seeds brown, oblong-cylindrical. Fl. Apr-May, fr. Jul-Sep.
* Forest thickets; 500--800 m. N Guangdong, S Hunan, Jiangxi.
(责任编辑:徐晔春)
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