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楠藤Mussaenda erosa

时间:2018-06-29 12:05来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ):楠藤 学名( Scientific Name ): Mussaenda erosa Champ. 英文名( English Common Name ): 别名( Chinese Common Name ): 厚叶白纸扇 异名( Synonym ): 科属( Family Genus ): 茜草科(Rubiaceae)玉叶金花属 形态
中文名(Chinese Name):楠藤
学名(Scientific Name):Mussaenda erosa Champ.
英文名(English Common Name):
别名(Chinese Common Name):厚叶白纸扇
异名(Synonym):
科属(Family & Genus):茜草科(Rubiaceae)玉叶金花属
形态特征(Description):攀援灌木,高3米;小枝无毛。叶对生,纸质,长圆形、卵形至长圆状椭圆形,长6-12厘米,宽3.5-5厘米,顶端短尖至长渐尖,基部楔形,嫩叶仅上面沿脉上略被毛,下面有稀疏的贴伏毛,老叶则两面无毛;侧脉4-6对;叶柄长1-1.5厘米;托叶长三角形,长约8毫米,无毛或有短硬毛,深2裂。伞房状多歧聚伞花序顶生,花序梗较长,花疏生;苞片线状披针形,长3-4毫米,几无毛;花梗短;花萼管椭圆形,长3-3.5毫米,无毛,萼裂片线状披针形,长2-2.5毫米,基部被稀疏的短硬毛;花叶阔椭圆形,长4-6厘米,宽3-4厘米,有纵脉5-7条,顶端圆或短尖,基部骤窄,柄长0.9-1厘米,无毛;花冠橙黄色,花冠管外面有柔毛,喉部内面密被棒状毛,花冠裂片卵形,长约5毫米,宽与长近相等,顶端锐尖,内面有黄色小疣突。浆果近球形或阔椭圆形,长10-13毫米,直径8-10毫米,无毛,顶部有萼檐脱落后的环状疤痕,果柄长3-4毫米。花期4-7月,果期9-12月。
分布(Distribution):产广东、香港、广西、云南、四川、贵州、福建、海南和台湾,常攀援于疏林乔木树冠上。中南半岛和琉球群岛也有。
用途(Use):茎、叶和果均入药,有清热消炎功效,可治疥疮积热;海南民间常用于治猪的各种炎症。
引自中国植物志英文版:FOC Vol. 19 Page 231, 232, 236  
Mussaenda erosa Champion ex Bentham, Hooker’s J. Bot. Kew Gard. Misc. 4: 193. 1852.
楠藤 nan teng| Rubiaceae  | Mussaenda
Climbing shrubs, to 5 m tall; branches glabrous, terete, sparsely lenticellate. Leaves opposite; petiole 0.3-1.5 cm, glabrous; blade drying thickly papery, brown, ovate, oblanceolate, lanceolate, or oblong-elliptic, 5.5-14 × 2.4-6 cm, both surfaces glabrous or sparsely strigose on principal veins, base acute, cuneate, or occasionally obtuse, apex acute to acuminate; secondary veins 4-6 pairs, without domatia, tertiary venation only sparsely visible abaxially; stipules caducous exposing a fringe of persistent reddish brown trichomes, narrowly triangular, 3-8 mm, glabrous, deeply 2-parted, lobes acute to acuminate. Inflorescence compound-cymose to compound-corymbiform, 2-8 × 2-12 cm, congested when young becoming lax with age, glabrous, pedunculate or sessile and 3- or 5-partite; peduncles 1-2.5 cm; bracts triangular to linear-lanceolate, 1.5-7 mm, sparsely strigillose to glabrous; pedicels 1-5 mm. Flowers pedicellate, biology not noted. Calyx with hypanthium portion ellipsoid, 2.5-3.5 mm, glabrous; lobes linear-lanceolate to narrowly triangular, 2-4.5 mm, often unequal on an individual flower, strigillose or hispidulous, with 1 lobe on 1-6 flowers per inflorescence expanded into white calycophyll, blade broadly elliptic to ovate, 3.5-6.5 × 3-5 cm, glabrous except sparsely strigillose on principal veins, base cuneate, rounded, or truncate, stipe 9-20 mm, apex rounded to acute. Corolla yellow to orange-yellow, outside densely strigillose to strigose; tube 22-24 mm; lobes ovate, 4-5 mm, adaxially yellow papillose, rounded then abruptly shortly acuminate. Berry ellipsoid to subglobose, 10-13 × 8-10 mm, glabrous, smooth or sparsely lenticellate, calyx limb deciduous. Fl. Apr-Jul, fr. Sep-Dec.
Sparse evergreen forests, streamsides, along roads; 300-800 m. Fujian, Guangdong, Guangxi, Guizhou, Hainan, Sichuan, Taiwan, Yunnan [Japan (Ryukyu Islands), Vietnam].
 




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