大芽南蛇藤Celastrus gemmatus

大芽南蛇藤Celastrus gemmatus

大芽南蛇藤Celastrus gemmatus

大芽南蛇藤Celastrus gemmatus

中文名(Chinese Name):大芽南蛇藤
学名(Scientific Name):Celastrus gemmatus Loes.
英文名(English Common Name):
别名(Chinese Common Name):哥兰叶、霜红藤
异名(Synonym):Celastrus lokcbongensis Mabumune  Embelia esquirolli H. Lév.  Celastrus gemmata Loes.  Celastrus lokchongensis Masam.
科属(Family & Genus):卫矛科(Celastraceae)南蛇藤属
形态特征(Description):小枝具多数皮孔,皮孔阔椭圆形到近圆形,棕灰白色,突起,冬芽大,长卵状到长圆锥状,长可达12毫米,基部直径近5毫米。叶长方形,卵状椭圆形或椭圆形,长6-12厘米,宽3.5-7厘米,先端渐尖,基部圆阔,近叶柄处变窄,边缘具浅锯齿,侧脉5-7对,小脉成较密网状,两面均突起,叶面光滑但手触有粗糙感,叶背光滑或稀于脉上具棕色短柔毛;叶柄长10-23毫米。聚伞花序顶生及腋生,顶生花序长约3厘米,侧生花序短而少花;花序梗长5-10毫米;小花梗长2.5-5毫米,关节在中部以下;萼片卵圆形,长约1.5毫米,边缘啮蚀状;花瓣长方倒卵形,长3-4毫米,宽1.2-2毫米;雄蕊约与花冠等长,花药顶端有时具小突尖,花丝有时具乳突状毛,在雌花中退化,长约1.5毫米;花盘浅杯状,裂片近三角形,在雌花中裂片常较钝;雌蕊瓶状,子房球状,花柱长1.5毫米,雄花中的退化雌蕊长1-2毫米。蒴果球状,直径10-13毫米,小果梗具明显突起皮孔;种子阔椭圆状到长方椭圆状,长4-5.5毫米,直径3-4毫米,两端钝,红棕色,有光泽。花期4-9月,果期8-10月。
分布(Distribution):产于河南、陕西、甘肃、安徽、浙江、江西、湖北、湖南、贵州、四川、台湾、福建、广东、广西、云南,是我国分布最广泛的南蛇藤之一。生长于海拔100-2500米 密林中或灌丛中。
用途(Use):
引自中国植物志英文版FOC Vol. 11 Page 467, 469
Celastrus gemmatus Loesener, Bot. Jahrb. Syst. 30: 468. 1902.
大芽南蛇藤 da ya nan she teng| Celastraceae  | Celastrus
Embelia esquirolii H. Léveillé.
Twining shrubs; branchlets with lenticels; lenticels elliptic to orbicular, white, prominent; winter buds large, long ovate to long conical, up to 12 mm, base ca. 5 mm in diam. Petiole 1-2.3 cm; leaf blade rectangular, ovate-elliptic, or elliptic, 6-12 × 3.5-7 cm, abaxially glabrous, or rarely with brown short tomentum on veins, adaxially glabrous, asperous, base rounded or broadly orbicular, margin shallowly serrate, apex acuminate; secondary veins 5-7 pairs, veinlets densely netted, prominent on both surfaces. Cymes terminal and axillary, terminal inflorescences ca. 3 cm, axillary ones short and few flowered; rachis 5-10 mm; pedicels 2.5-5 mm, jointed above middle. Sepals ovate, ca. 1.5 mm, margin erose; petals rectangular-ovate, 3-4 × 1.2-2 mm. Disk shallowly cupuliform, lobe approximately triangular, lobe in female flowers often obtuse. Stamens as long as corolla; filament sometimes with papillate hairs; anther sometimes apically mucronulate; staminodia in female flowers ca. 1.5 mm. Pistils ampullaceous; ovary globose; styles ca. 1.5 mm; pistillodes in male flowers 1-2 mm. Capsule globular, 10-13 mm wide; stipes with visible prominent lenticels. Seeds widely elliptic to rectangular-elliptic, 4-5.5 mm, obtuse, reddish brown, shiny. Fl. Apr-Sep, fr. Aug-Oct.
● Dense forests, thickets; 500-1800 m. Anhui, Fujian, Gansu, Guangdong, Guangxi, Guizhou, Henan, Hubei, Hunan, Jiangsu, Jiangxi, Shaanxi, Shanxi, Sichuan, Taiwan, Yunnan, Zhejiang.
(责任编辑:徐晔春)

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