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三柱韭Allium trifurcatum

时间:2013-10-09 08:34来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ):三柱韭 学名( Scientific Name ): Allium trifurcatum (F. T. Wang et Ts. Tang) J. M. Xu 英文名( English Common Name ): 别名( Chinese Common Name ): 异名( Synonym ): Allium humile var. trifurcatum F. T. Wa
中文名(Chinese Name):三柱韭
学名(Scientific Name):Allium trifurcatum (F. T. Wang et Ts. Tang) J. M. Xu
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):Allium humile var. trifurcatum F. T. Wang et Ts. Tang
科属(Family & Genus):百合科(Liliaceae)葱属
形态特征(Description):具近直生的根状茎。鳞茎聚生,圆柱状,具丛生、较粗壮的根;鳞茎外皮灰黑色,薄革质,老时条裂,或呈纤维状,内皮白色,膜质,不裂。叶条形,短于花葶,宽4-10毫米。花葶圆柱状,具2条纵的狭翅,高 (14-) 20-80厘米,下部被叶鞘;总苞膜质,白色,2裂,常宿存;伞形花序近扇状,花较疏散;小花梗随花的发育而伸长,故同一花序上长短不相同,小花梗在花开放时为花被片的1.5-2倍长,基部无小苞片;花白色;花被片狭矩圆形至矩圆状披针形,稀为卵形,开展,长(4-) 6-8毫米,宽1.7-2毫米,外轮的稍短;花丝约为花被片长的1/3-1/2,基部约1毫米合生并与花被片贴生,分离部分的下部呈三角形扩大,向上收狭成锥形,内轮的常略短;花药黄色;子房倒卵状球形,每室1胚珠;花柱远比子房短;柱头明显的3裂。花果期5月底至8月。
分布(Distribution):产云南和四川。生于海拔3000-4000米的阴湿山坡、溪边或树丛下。
用途(Use):
引自植物志英文版:FOC Vol. 24 Page 176
Allium trifurcatum (F. T. Wang & T. Tang) J. M. Xu, Fl. Sichuan. 7: 145. 1991.
三柱韭 san zhu jiu | Liliaceae  | Allium
Allium humile Kunth var. trifurcatum F. T. Wang & T. Tang, Fl. Reipubl. Popularis Sin. 14: 284. 1980.
Roots elongate, relatively thick. Bulbs clustered, cylindric, attached to horizontal rhizome; tunic grayish black, thinly leathery, laciniate or fibrous. Leaves broadly linear, shorter than scape, 4--10 mm wide, midvein distinct. Scape lateral, (14--)20--30 cm, terete, narrowly 2-winged, covered with leaf sheaths only at base. Spathe 2-valved, usually persistent. Umbel broomlike, laxly few flowered. Pedicels unequal, elongate at anthesis, 1.5--2 × as long as perianth, ebracteolate. Perianth white, spreading funnelform; segments narrowly oblong to oblong-lanceolate, rarely ovate, (4--)6--8 × 1.7--2 mm; inner ones slightly longer than outer. Filaments 1/3--1/2 as long as perianth segments, base broadly triangular, connate and adnate to perianth segments, apex attenuate, subulate; inner ones slightly shorter than outer. Ovary obovoid, smooth; ovules 1 per locule. Style much shorter than ovary, sometimes absent; stigma 3-cleft. Fl. and fr. end of May--Aug.
* Forests, scrub, damp slopes, stream banks; 3000--4000 m. SW Sichuan, NW Yunnan.




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