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葱Allium fistulosum

时间:2013-10-09 07:47来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ):葱 学名( Scientific Name ): Allium fistulosum Linn. 英文名( English Common Name ): welsh onion 别名( Chinese Common Name ): 异名( Synonym ): Allium wkegi Araki Cepa fissilis Garsault Cepa fistulosa (L.
中文名(Chinese Name):葱
学名(Scientific Name):Allium fistulosum Linn.
英文名(English Common Name):welsh onion
别名(Chinese Common Name):
异名(Synonym):Allium wkegi Araki  Cepa fissilis Garsault  Cepa fistulosa (L.) Gray  Cepa ventricosa Moench  Kepa fistulosa (L.) Raf.  Phyllodolon fistulosum (L.) Salisb.  Porrum fistulosum (L.) Schur  Allium bouddae Debeaux  Allium kashgaricum Prokh.  Allium fistulosum var. caespitosum Makino  Allium fistulosum var. giganteum Makino
科属Family & Genus):百合科(Liliaceae)葱属
形态特征(Description):鳞茎单生,圆柱状,稀为基部膨大的卵状圆柱形,粗1-2厘米,有时可达4.5厘米;鳞茎外皮白色,稀淡红褐色,膜质至薄革质,不破裂。叶圆筒状,中空,向顶端渐狭,约与花葶等长,粗在0.5厘米以上。花葶圆柱状,中空,高30-50 (-100) 厘米,中部以下膨大,向顶端渐狭,约在1/3以下被叶鞘;总苞膜质,2裂;伞形花序球状,多花,较疏散;小花梗纤细,与花被片等长,或为其2-3倍长,基部无小苞片;花白色;花被片长6-8.5毫米,近卵形,先端渐尖,具反折的尖头,外轮的稍短;花丝为花被片长度的1.5-2倍,锥形,在基部合生并与花被片贴生;子房倒卵状,腹缝线基部具不明显的蜜穴;花柱细长,伸出花被外。花果期4-7月。
分布(Distribution):全国各地广泛栽培,国外也有栽培。
用途(Use):作蔬菜食用,鳞茎和种子亦入药。
引自植物志英文版:FOC Vol. 24 Page 193
Allium fistulosum Linnaeus, Sp. Pl. 1: 301. 1753.
葱 cong | Liliaceae  | Allium
Bulb solitary or clustered, cylindric, rarely ovoid-cylindric, 1--2(--4.5) cm in diam.; tunic white, rarely pale red-brown, membranous to thinly leathery, entire. Leaves subequaling scape, 0.5--1.5 cm wide. Scape 30--50(--100) cm, terete, fistulose, covered with leaf sheaths for ca. 1/3 its length. Spathe 2-valved, persistent. Umbel globose, many flowered. Pedicels subequal, slender, 1--3 × as long as perianth, ebracteolate. Perianth white; segments ovate, 6--8.5 × 2.5--3 mm, apex acuminate, with a reflexed point; inner ones slightly longer than outer. Filaments equal, 1.5--2 × as long as perianth segments, connate at base and adnate to perianth segments. Ovary obovoid, with inconspicuous nectaries at base. Style exserted. Fl. and fr. Apr--Aug. 2 n = 16*.
Cultivated as a vegetable since ancient times [possibly native to W China, but no wild plants have been collected; widely cultivated elsewhere].




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