盒果藤Operculina turpethum

中文名(Chinese Name):盒果藤
学名(Scientific Name):Operculina turpethum (L.) Silva Manso
英文名(English Common Name):Thomas lidpod
别名(Chinese Common Name):紫翅藤、红薯藤
异名(Synonym):Convolvulus turpethum L.  Convolvulus anceps L.  Ipomoea turpethum (L.) R. Br.  Ipomoea anceps (L.) Roem. et Schult.  Spiranthera turpethum (L.) Bojer  Argyreia alulata Miq.  Ipomoea turpethum var. anceps (L.) Miq.  Operculina turpethum var. heterophylla Hallier f.
科属Family & Genus):旋花科(Convolvulaceae)盒果藤属
形态特征Description):多年生缠绕草本。根肉质多分枝。茎圆柱状,时而螺旋扭曲,有3-5翅,被短柔毛,幼茎有时被毛较密,老时近于无毛。叶形不一,心状圆形、卵形、宽卵形、卵状披针形或披针形,叶形大的长4-14厘米,宽3.5-14厘米,叶形较小的长4-5.5厘米,宽1.2-2.5厘米,先端锐尖、渐尖或钝,基部心形、截形或楔形,边缘全缘或浅裂,叶面被小刚毛,老叶近无毛,背面被短柔毛,侧脉6对,在叶面平或稍突起,于背面突起;叶柄长2-10厘米,有狭翅,密被短柔毛或有时近无毛。聚伞花序生于叶腋,花序梗长1.5-2厘米,通常有2朵花;苞片显著,长圆形或卵状长圆形,纸质,长1-2.5厘米,具小短尖,两面被短柔毛;花梗粗壮,长1.5-2厘米,与花序梗均密被短柔毛;萼片宽卵形或卵状圆形,在外2片革质,长1.5-2厘米,外面密被短柔毛,内面无毛,在内3片稍短,近膜质,无毛,结果时萼片增大,长2.5-3厘米;花冠白色或粉红色、紫色,宽漏斗状,长约4厘米,无毛,外面具黄色小腺点,冠檐5裂,裂片圆;雄蕊内藏,花丝下部被短柔毛,花药纵向扭曲;花柱内藏。蒴果扁球形,直径约1.5厘米。种子4,卵圆状三棱形,径约6毫米,黑色,无毛。
分布(Distribution):产广东、广西、台湾及云南等地,生于海拔500米左右的溪边、山谷路旁。非洲、热带亚洲至大洋洲也有。
用途(Use):根皮用作泻药,并用以洗久伤筋硬、不能伸缩;茎可用以捆扎东西。
引自中国植物志英文版FOC Vol. 16 Page 300      
Operculina turpethum (Linnaeus) S. Manso, Enum. Subst. Bras. 16. 1836.
盒果藤 he guo teng | Convolvulaceae  | Operculina
Convolvulus turpethum Linnaeus, Sp. Pl. 1: 155. 1753; Argyreia alulata Miquel; Convolvulus anceps Linnaeus; Ipomoea anceps (Linnaeus) Roemer & Schultes; I. turpethum (Linnaeus) R. Brown; I. turpethum var. anceps (Linnaeus) Miquel; Merremia turpethum (Linnaeus) Bojer; Operculina turpethum var. heterophylla H. Hallier; Spiranthera turpethum (Linnaeus) Bojer.
Herbs perennial. Roots fleshy, long, much branched. Stems reddish, to 4 m, narrowly 3-5-winged, ± angular, gla-brous or densely pilose-tomentose on young parts. Petiole 2-10 cm, often winged; leaf blade cordate-circular, ovate, broadly ovate, ovate-lanceolate, or lanceolate, 4-14 X 3.5-14 cm, abaxially pubescent, adaxially appressed pilose to gla-brous, base cordate, truncate or obtuse, margin entire or undulate, apex acute or acuminate, mucronulate. Inflorescences cymose, often 2-flowered; peduncles 0.5-3 cm, usually terete; bracts 2, oblong to ovate-oblong, 1-2.5 cm, concave, pubescent. Pedicel 1.5-2 cm, striate-angular, clavate, to 4 cm in fruit. Sepals ovate to broadly ovate, unequal; outer 2 sepals 1.5-2 cm, abaxially pubescent; inner 3 shorter, subglabrous. Corolla white, sometimes with a yellowish base inside, broadly funnelform, 3.5-4 cm, glabrous, minutely yellowish glandular outside; limb 5-lobed. Filaments pubescent basally; anthers twisted. Fruit enclosed in cupular calyx, depressed globose, ca. 1.5 cm in diam. Seeds dull black, ovoid-trigonous, ca. 6 mm, glabrous. Fl. and fr. year round. 2n = 30.
Streambanks, roadsides, grassy fields, wasteland, dry slopes, clay and sandy soils, scrub bordering valleys; 0-500 m. Guangdong, Guangxi, Hainan, Taiwan, S Yunnan [?Bangladesh, Cambodia, India, Indonesia, Japan (Ryukyu Islands), ?Laos, Malaysia, Myanmar, Nepal, New Guinea, ?Pakistan, Philippines, Sri Lanka, Thailand, Vietnam; E Africa, Australia, introduced in North and South America (West Indies), Pacific Islands]
The leaves and roots are used medicinally.
盒果藤Operculina turpethum

盒果藤Operculina turpethum

(责任编辑:徐晔春)

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