瑶山梭罗
瑶山梭罗 |
中文学名:瑶山梭罗 拉丁学名:Reevesia glaucophylla Hsue 界:植物界 门:被子植物门 纲:双子叶植物纲 科:梧桐科 属:梭罗树属 |
瑶山梭罗为乔木,产广西象州、龙州、贺县、阳蒴,广东乐昌,贵州独山和湖南西部。生于山坡上或山谷 疏林中。 [1]
目录
瑶山梭罗形态特征
乔木,高8-16米;树皮灰色或灰褐色,有纵裂纹,嫩枝几无毛。
叶纸质或薄革质,椭圆形、矩圆形或矩圆状卵形,长8-13.5厘米,宽4-7厘米,顶端急尖,基部钝、圆形或浅心形,上面沿主脉和侧脉被淡黄褐色星状短柔毛,下面密被灰白色星状短柔毛和通常有白霜;叶柄长2-5厘米,有毛。
聚伞状伞房花序顶生,长4-6厘米,被淡黄褐色星状短柔毛;花梗纤细,长约4毫米;花很小;萼长3毫米,外面密被淡黄褐色星状短柔毛,5裂,裂片三角形,长约1毫米;花瓣5片,矩圆状倒披针形,长约4毫米,顶端钝,在中部以下收窄成纤细的爪;雌雄蕊柄纤细,长约8毫米;子房圆球形,有5纵沟,被毛,花柱很短,柱头不明显。
蒴果长椭圆形或倒卵形,长约1.5厘米,有5棱,密被淡黄褐色星状短柔毛;种子连翅长约1.4厘米,翅膜质,红褐色,顶端尖。花期5-6月。
Trees, 8-16 m tall; bark gray or gray-brown, exfoliating longitudinally. Branchlets nearly glabrous. Petiole 2-5 cm, hairy; leaf blade elliptic, oblong, or oblong-ovate, 8-13.5 × 4-7 cm, papery or thinly leathery, abaxially densely gray stellate puberulent and usually glaucous, adaxially yellowish brown stellate puberulent along veins and midrib, base obtuse, rounded or shallowly cordate, apex acute. Inflorescence cymose, corymbose, 4-6 cm, yellowish brown stellate puberulent. Flowers very small. Pedicels slender, ca. 4 mm. Calyx ca. 3 mm, abaxially densely yellowish brown stellate puberulent, 5-lobed, lobes triangular, ca. 1 mm. Petals 5, oblong-oblanceolate, ca. 4 mm, base tapering from middle into slender claw, apex obtuse. Androgynophore slender, ca. 0.8 cm. Ovary globose, 5-grooved, hairy; style very short; stigma minute. Capsule narrowly ellipsoid or obovoid, 5-angled, ca. 1.5 cm, densely yellowish brown stellate puberulent. Seeds ca. 1.4 cm including wing, wing red-brown, apex acute. Fl. May-Jun.
瑶山梭罗生长环境
生长于山坡上或山谷疏林中。