栝楼Trichosanthes kirilowii

中文名(Chinese Name):栝楼
学名(Scientific Name):Trichosanthes kirilowii Maxim.
英文名(English Common Name):
别名(Chinese Common Name):瓜蒌
异名(Synonym):Trichosanthes obtusiloba C. Y. Wu ex C. Y. Cheng et C. H. Yueh
科属(Family & Genus):葫芦科(Cucurbitaceae)栝楼属
形态特征(Description):攀援藤本,长达10米;块根圆柱状,粗大肥厚,富含淀粉,淡黄褐色。茎较粗,多分枝,具纵棱及槽,被白色伸展柔毛。叶片纸质,轮廓近圆形,长宽均约5-20厘米,常3-5 (-7) 浅裂至中裂,稀深裂或不分裂而仅有不等大的粗齿,裂片菱状倒卵形、长圆形,先端钝,急尖,边缘常再浅裂,叶基心形,弯缺深2-4厘米,上表面深绿色,粗糙,背面淡绿色,两面沿脉被长柔毛状硬毛,基出掌状脉5条,细脉网状;叶柄长3-10厘米,具纵条纹,被长柔毛。卷须3-7歧,被柔毛。花雌雄异株。雄总状花序单生,或与一单花并生,或在枝条上部者单生,总状花序长10-20厘米,粗壮,具纵棱与槽,被微柔毛,顶端有5-8花,单花花梗长约15厘米,花梗长约3毫米,小苞片倒卵形或阔卵形,长1.5-2.5 (-3) 厘米,宽1-2厘米,中上部具粗齿,基部具柄,被短柔毛;花萼筒筒状,长2-4厘米,顶端扩大,径约10毫米,中、下部径约5毫米,被短柔毛,裂片披针形,长10-15毫米,宽3-5毫米,全缘;花冠白色,裂片倒卵形,长20毫米,宽18毫米,顶端中央具1绿色尖头,两侧具丝状流苏,被柔毛;花药靠合,长约6毫米,径约4毫米,花丝分离,粗壮,被长柔毛。雌花单生,花梗长7.5厘米,被短柔毛;花萼筒圆筒形,长2.5厘米,径1.2厘米,裂片和花冠同雄花;子房椭圆形,绿色,长2厘米,径1厘米,花柱长2厘米,柱头3。果梗粗壮,长4-11厘米;果实椭圆形或圆形,长7-10.5厘米,成熟时黄褐色或橙黄色;种子卵状椭圆形,压扁,长11-16毫米,宽7-12毫米,淡黄褐色,近边缘处具棱线。花期5-8月,果期8-10月。
分布(Distribution):产辽宁、华北、华东、中南、陕西、甘肃、四川、贵州及云南,生于海拔200-1800米的山坡林下、灌丛中、草地及村旁田边。朝鲜、日本、越南及老挝也有。
用途(Use):
引自中国植物志英文版FOC Vol. 19 Page 38, 39  
Trichosanthes kirilowii Maximowicz, Mém. Acad. Imp. Sci. St.-Pétersbourg Divers Savans. 9 [Prim. Fl. Amur.]: 482. 1859.
栝楼 gua lou | Cucurbitaceae  | Trichosanthes栝楼Trichosanthes kirilowii

栝楼Trichosanthes kirilowii

栝楼Trichosanthes kirilowii


Trichosanthes obtusiloba C. Y. Wu ex C. Y. Cheng & C. H. Yueh.
Petiole 2-6 cm, striate, villous; leaf blade adaxially deep green, suborbicular, 5-20 × 5-20 cm, papery, usually 3-5(-7)-lobed up to middle, rarely deeply so (nearly up to base) or unlobed; lobes rhombic-obovate or oblong, adaxially rough, margin sometimes remotely shortly lobed, apex obtuse. Male raceme solitary or with solitary flowers in axillary pairs; peduncle 10-20 cm, robust, grooved, slightly hairy, 5-8-flowered at apex; bracts obovate or broadly ovate, 1.5-2.5(-3) × 1-2 cm, margin sinuate-dentate, shortly puberulent, stipitate; calyx tube cylindric, dilated at apex, 2-4 × ca. 1 cm; segments lanceolate, 10-15 × 3-5 mm, entire. Female flowers solitary; pedicel ca. 7.5 cm, shortly puberulent; calyx tube cylindric, ca. 2.5 × 1.2 cm; ovary oblong, 1.2-2 × ca. 1 cm. Fruiting peduncle 4-11 cm; fruit brown-yellow or orange-yellow, oblong or globose, 7-10.5 cm. Seeds sandy beige, oblong-ovate, 11-16 × 7-12 mm, marginate. Fl. May-Aug, fr. Aug-Oct. 2n = 88.
Open forests, shrublands, grasslands and fields beside villages; 200-1800 m. Gansu, Hebei, Henan, Jiangsu, Jiangxi, Shandong, Shanxi, Zhejiang [Japan, Korea].
This plant is the source of "tian hua fen" (the roots), "gua lou zi" (the seeds), and "gua lou pi" (the fruit rind), which are official source drugs in traditional Chinese medicine.

(责任编辑:徐晔春)

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