柄翅果Burretiodendron esquirolii
中文名（Chinese Name）：柄翅果
学名（Scientific Name）：Burretiodendron esquirolii (Lévl.) Rehd.
英文名（English Common Name）：
别名（Chinese Common Name）：
异名（Synonym）：Burretiodendron longistipitatum R. H. Miau ex H. T. Chang et R. H. Miau Eriolaena esquirolii H. Lév. Pentace esquirolii H. Lév. Burretiodendron longistipitata R.H.Miao
科属（Family & Genus）：椴树科（Tiliaceae）柄翅果属
形态特征（Description）：落叶乔木，高20米；嫩枝被灰褐色星状柔毛。叶纸质，稍偏斜，椭圆形，阔椭圆形或阔倒卵圆形，长9-14厘米，宽6-9厘米，先端急短尖，基部不等侧心形，上面有星状柔毛，暗晦，下面密被灰褐色星状柔毛，基出脉5条，四条侧脉均有第二次支脉4-5条，边缘有小齿突；叶柄长2-4厘米。聚伞花序约与叶柄等长，有花3朵，苞片2片，卵形，长7毫米，被毛，早落。雄花：具柄，直径2厘米；萼片长圆形，长1厘米，宽4毫米，外面被星状柔毛，内面基部有胀起腺点，长约为萼片的1/3；花瓣阔倒卵形，长1.1厘米，宽7毫米，基部有柄，长3-4毫米，先端近截头状；雄蕊约30枚，长7毫米，基部稍连生，花药长2毫米。果序有具翅蒴果1-2个，果序柄长约1厘米；果柄比果序柄略短，无节，均被星状毛；蒴果椭圆形，长3.5-4厘米，有5条薄翅，基部圆形，有长3-4毫米的子房柄；种子长倒卵形，长约1厘米。
分布（Distribution）：产云南、贵州、广西。生长于石灰岩及砂岩山地的常绿林里。
引自中国植物志英文版：FOC Vol. 12 Page 262
Burretiodendron esquirolii (H. Léveillé) Rehder, J. Arnold Arbor. 17: 48. 1936.
柄翅果 bing chi guo| Tiliaceae | Burretiodendron
Pentace esquirolii H. Léveillé, Repert. Spec. Nov. Regni Veg. 10: 147. 1911; Burretiodendron longistipitatum R. H. Miao; Eriolaena esquirolii H. Léveillé.
Trees deciduous, to 20 m tall. Branchlets gray-brown, stellate pubescent. Petiole 2-4 cm; leaf blade elliptic, broadly elliptic, or broadly obovate, 9-14 × 6-9 cm, papery, stellate puberulent abaxially, stellate puberulent adaxially, densely gray-brown, basal veins 5-7, 4 lateral veins with 4-5 secondary veins, base obliquely cordate, margin denticulate, apex acute. Cymes 3-flowered, as long as petiole. Bracts 2, ovate, ca. 7 mm, hairy. Male flowers pedicellate, ca. 2 cm in diam. Sepals oblong, ca. 1 × 0.4 cm, stellate tomentose abaxially, glandular at base adaxially, glands as long as 1/3 sepals. Petals broadly obovate, ca. 11 × 7 mm, base with 3-4 mm claw, apex nearly truncate. Stamens ca. 30, ca. 7 mm; anthers ca. 2 mm; staminodes absent. Infructescence with 1-4 fruits, infructescence stalk ca. 1 cm, stellate. Stipe slightly shorter than infructescence stalk, not articulate, stellate. Capsule ellipsoid, 3.5-4 cm, base rounded; stalk 3-4 mm. Seeds obovate, ca. 1 cm.
Evergreen forests; 100-700 m. Guangxi, SW Guizhou, S and SE Yunnan [Myanmar, W Thailand].
Burretiodendron esquirolii is included in the IUCN Red List as "Vulnerable (B1+2c)." It is relatively common in Guizhou and Yunnan.
（责任编辑：徐晔春）
学名（Scientific Name）：Burretiodendron esquirolii (Lévl.) Rehd.
英文名（English Common Name）：
别名（Chinese Common Name）：
异名（Synonym）：Burretiodendron longistipitatum R. H. Miau ex H. T. Chang et R. H. Miau Eriolaena esquirolii H. Lév. Pentace esquirolii H. Lév. Burretiodendron longistipitata R.H.Miao
科属（Family & Genus）：椴树科（Tiliaceae）柄翅果属
形态特征（Description）：落叶乔木，高20米；嫩枝被灰褐色星状柔毛。叶纸质，稍偏斜，椭圆形，阔椭圆形或阔倒卵圆形，长9-14厘米，宽6-9厘米，先端急短尖，基部不等侧心形，上面有星状柔毛，暗晦，下面密被灰褐色星状柔毛，基出脉5条，四条侧脉均有第二次支脉4-5条，边缘有小齿突；叶柄长2-4厘米。聚伞花序约与叶柄等长，有花3朵，苞片2片，卵形，长7毫米，被毛，早落。雄花：具柄，直径2厘米；萼片长圆形，长1厘米，宽4毫米，外面被星状柔毛，内面基部有胀起腺点，长约为萼片的1/3；花瓣阔倒卵形，长1.1厘米，宽7毫米，基部有柄，长3-4毫米，先端近截头状；雄蕊约30枚，长7毫米，基部稍连生，花药长2毫米。果序有具翅蒴果1-2个，果序柄长约1厘米；果柄比果序柄略短，无节，均被星状毛；蒴果椭圆形，长3.5-4厘米，有5条薄翅，基部圆形，有长3-4毫米的子房柄；种子长倒卵形，长约1厘米。
分布（Distribution）：产云南、贵州、广西。生长于石灰岩及砂岩山地的常绿林里。
引自中国植物志英文版：FOC Vol. 12 Page 262
Burretiodendron esquirolii (H. Léveillé) Rehder, J. Arnold Arbor. 17: 48. 1936.
柄翅果 bing chi guo| Tiliaceae | Burretiodendron
Pentace esquirolii H. Léveillé, Repert. Spec. Nov. Regni Veg. 10: 147. 1911; Burretiodendron longistipitatum R. H. Miao; Eriolaena esquirolii H. Léveillé.
Trees deciduous, to 20 m tall. Branchlets gray-brown, stellate pubescent. Petiole 2-4 cm; leaf blade elliptic, broadly elliptic, or broadly obovate, 9-14 × 6-9 cm, papery, stellate puberulent abaxially, stellate puberulent adaxially, densely gray-brown, basal veins 5-7, 4 lateral veins with 4-5 secondary veins, base obliquely cordate, margin denticulate, apex acute. Cymes 3-flowered, as long as petiole. Bracts 2, ovate, ca. 7 mm, hairy. Male flowers pedicellate, ca. 2 cm in diam. Sepals oblong, ca. 1 × 0.4 cm, stellate tomentose abaxially, glandular at base adaxially, glands as long as 1/3 sepals. Petals broadly obovate, ca. 11 × 7 mm, base with 3-4 mm claw, apex nearly truncate. Stamens ca. 30, ca. 7 mm; anthers ca. 2 mm; staminodes absent. Infructescence with 1-4 fruits, infructescence stalk ca. 1 cm, stellate. Stipe slightly shorter than infructescence stalk, not articulate, stellate. Capsule ellipsoid, 3.5-4 cm, base rounded; stalk 3-4 mm. Seeds obovate, ca. 1 cm.
Evergreen forests; 100-700 m. Guangxi, SW Guizhou, S and SE Yunnan [Myanmar, W Thailand].
Burretiodendron esquirolii is included in the IUCN Red List as "Vulnerable (B1+2c)." It is relatively common in Guizhou and Yunnan.
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