扁豆Lablab purpureus

中文名(Chinese Name):扁豆
学名(Scientific Name):Lablab purpureus (L.) Sweet
英文名(English Common Name):hyacinthbean
别名(Chinese Common Name):老母猪耳豆
异名(Synonym):Dolichos lablab L.  Dolichos purpureus L.  Lablab niger Medik.  Lablab vulgaris Savi  Vigna aristata Piper  Dolichos lablab var. albiflorus (DC.) Millsp.  Lablab vulgaris var. albiflorus DC.  Dolichos bengalensis Jacquem.  Lablab lablab (L.) A. Lyons  Dolichos benghalensis Jacq.  Lablab purpurea (L.)Sweet
科属(Family & Genus):豆科(Leguminosae)扁豆属
形态特征(Description):多年生、缠绕藤本。全株几无毛,茎长可达6米,常呈淡紫色。羽状复叶具3小叶;托叶基着,披针形;小托叶线形,长3-4毫米;小叶宽三角状卵形,长6-10厘米,宽约与长相等,侧生小叶两边不等大,偏斜,先端急尖或渐尖,基部近截平。总状花序直立,长15-25厘米,花序轴粗壮,总花梗长8-14厘米;小苞片2,近圆形,长3毫米,脱落;花2至多朵簇生于每一节上;花萼钟状,长约6毫米,上方2裂齿几完全合生,下方的3枚近相等;花冠白色或紫色,旗瓣圆形,基部两侧具2枚长而直立的小附属体,附属体下有2耳,翼瓣宽倒卵形,具截平的耳,龙骨瓣呈直角弯曲,基部渐狭成瓣柄;子房线形,无毛,花柱比子房长,弯曲不逾90°,一侧扁平,近顶部内缘被毛。荚果长圆状镰形,长5-7厘米,近顶端最阔,宽1.4-1.8厘米,扁平,直或稍向背弯曲,顶端有弯曲的尖喙,基部渐狭;种子3-5颗,扁平,长椭圆形,在白花品种中为白色,在紫花品种中为紫黑色,种脐线形,长约占种子周围的2/5。花期4-12月。
分布(Distribution):我国各地广泛栽培,可能原产印度,今世界各热带地区均有栽培。
用途(Use):嫩荚作蔬食,白花和白色种子入药,有消暑除湿,健脾止泻之效。
引自植物志英文版:FOC Vol. 10 Page 253
Lablab purpureus (Linnaeus) Sweet, Hort. Brit. 481. 1826.
扁豆 bian dou| Fabaceae  | Lablab
Dolichos purpureus Linnaeus, Sp. Pl., ed. 2, 2: 1021. 1763; D. albus Loureiro; D. lablab Linnaeus.
Herbs, twining. Stems to 6 m, usually purplish. Stipules lanceolate; leaflets deltoid-ovate, 6-10 × 6-10 cm, lateral ones oblique, base subtruncate, apex acute or acuminate. Racemes axillary, erect, 15-25 cm. Flowers 2-5 clustered at each node. Calyx ca. 6 mm, upper 2 teeth wholly connate, lower 3 subequal. Corolla white or purple; standard orbicular, ca. 12 mm; wings with blade ca. 10 mm; keel base attenuate. Ovary linear; style longer than ovary. Legumes oblong-falcate, 5-7 × 1.4-1.8 cm, compressed, straight or slightly curved, beaked. Seeds 3-5, white, purple, or purple-black, oblong; hilum linear. Fl. Apr-Dec.
Widely cultivated in China [native to Africa; cultivated throughout the tropics].
This species is edible and is used medicinally.
扁豆Lablab purpureus

扁豆Lablab purpureus

扁豆Lablab purpureus

扁豆Lablab purpureus(责任编辑:徐晔春)

顶一下[4]

踩一下[1]