瑤山梭羅檢視原始碼討論檢視歷史
瑤山梭羅 |
中文學名:瑤山梭羅 拉丁學名:Reevesia glaucophylla Hsue 界:植物界 門:被子植物門 綱:雙子葉植物綱 科:梧桐科 屬:梭羅樹屬 |
瑤山梭羅為喬木,產廣西象州、龍州、賀縣、陽蒴,廣東樂昌,貴州獨山和湖南西部。生于山坡上或山谷 疏林中。 [1]
瑤山梭羅形態特徵
喬木,高8-16米;樹皮灰色或灰褐色,有縱裂紋,嫩枝幾無毛。
葉紙質或薄革質,橢圓形、矩圓形或矩圓狀卵形,長8-13.5厘米,寬4-7厘米,頂端急尖,基部鈍、圓形或淺心形,上面沿主脈和側脈被淡黃褐色星狀短柔毛,下面密被灰白色星狀短柔毛和通常有白霜;葉柄長2-5厘米,有毛。
聚傘狀傘房花序頂生,長4-6厘米,被淡黃褐色星狀短柔毛;花梗纖細,長約4毫米;花很小;萼長3毫米,外面密被淡黃褐色星狀短柔毛,5裂,裂片三角形,長約1毫米;花瓣5片,矩圓狀倒披針形,長約4毫米,頂端鈍,在中部以下收窄成纖細的爪;雌雄蕊柄纖細,長約8毫米;子房圓球形,有5縱溝,被毛,花柱很短,柱頭不明顯。
蒴果長橢圓形或倒卵形,長約1.5厘米,有5棱,密被淡黃褐色星狀短柔毛;種子連翅長約1.4厘米,翅膜質,紅褐色,頂端尖。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.
瑤山梭羅生長環境
生長于山坡上或山谷疏林中。
瑤山梭羅分布範圍
產於廣西象州、龍州、賀縣、陽蒴,廣東樂昌,貴州獨山和湖南西部。