广东西番莲

中文名(Chinese Name):广东西番莲
学名(Scientific Name):Passiflora kwangtungensis Merr.
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):
科属(Family & Genus):西番莲科Passifloraceae西番莲属Passiflora
形态特征(Description):草质藤本,长约5-6米。茎纤细,无毛,具细条纹。叶膜质,互生,披针形至长圆状披针形,长6-13厘米,宽2-4(-6)厘米,先端长渐尖,基部心形,全缘,下面下部被不明显的短柔毛,无腺体,基生三出腺,侧脉内弯,网脉疏散而不显著;叶柄长1-2厘米,上部或近中部具2个盘状小腺体。花序无梗,成对生于纤细卷须的两侧,有1-2朵花;花小形,白色,直径达1.5-2厘米;萼片5枚,膜质,窄长圆形,长8-9毫米,宽约2.5毫米,外面顶端不具角状附属器;花瓣5枚,与萼片近似,等大;外副花冠裂片1轮,丝状,长2-3毫米,顶端近尖,内副花冠褶状高1.5毫米;花盘高0.3毫米;雌雄蕊柄长4.5毫米,无毛;雄蕊5枚,花丝扁平,长3.5毫米,花药长圆形,长2.5毫米;子房无柄,椭圆球形,长2.5毫米,被散生柔毛与稀疏白色腺体;花柱3,长3-4毫米,外弯,柱头头状。浆果球形,直径1-1.5厘米,无毛;种子多数,椭圆形,淡棕黄色,长约3毫米,扁平,顶端具小尖头。花期3-5月,果期6-7月。
分布(Distribution):产广东北部、广西东北部、江西东南部。生于海拔650米的林边灌丛中。模式标本采自广东乐昌。
用途(Use):
引自中国植物志英文版:FOC Vol. 13 Page 142, 143
Passiflora kwangtungensis Merrill, Lingnan Sci. J. 13: 38. 1934.
广东西番莲 guang dong xi fan lian| Passifloraceae  | Passiflora
Herbaceous vines, 5-6 m long. Stem slender, glabrous, thinly striate. Petiole 1-2 cm, with 2 glands in distal 1/3; leaf blade lanceolate to oblong-lanceolate, 6-13 × 2-4(-6) cm, membranous, abaxially puberulous, laminar nectaries absent, base cordate, margin entire, apex long acuminate. Inflorescences sessile, 1- or 2-flowered, glabrescent. Pedicel 1-1.5 cm. Flowers white, 1.5-2 cm in diam.; hypanthium 4-5 mm in diam. Sepals 7-9 mm × ca. 2.5 mm, membranous. Petals 6-7 × 2-3 mm. Corona a single filamentous series, white, 2-3 mm, apices clavate; operculum plicate, ca. 1.5 mm high, membranous; disk ca. 0.3 mm high; androgynophore ca. 4.5 mm tall. Stamens 5; filaments ca. 3.5 mm, basally connate for ca. 1 mm; anthers oblong, ca. 2.5 × 1 mm. Ovary subsessile on androgynophore, ellipsoid, ca. 2.5 × 1.5 mm, glabrous; styles 3, free, 2.5-4 mm; stigmas capitate. Fruit blue at maturity, globose, 1-1.5 cm in diam., glabrous. Fl. Mar-May, fr. Jun-Jul.
● Scrub at forest margins; 600-700 m. N Guangdong, NE Guangxi, SE Jiangxi.
广东西番莲

广东西番莲

广东西番莲

(责任编辑:徐晔春)

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