大苞萱草Hemerocallis middendorfii

中文名(Chinese Name):大苞萱草
学名(Scientific Name):Hemerocallis middendorfii Trautv. et C. A. Mey.
英文名(English Common Name):
别名(Chinese Common Name):大花萱草
异名(Synonym):Hemerocallis middendorfii Trautv. et Mey.  Hemerocallis dumortieri var. middendorffii (Trautv. et C. A. Mey.) Kitam.  Hemerocallis dumortieri subsp. middendorffii (Trautv. & C.A.Mey.) Vorosch.
科属(Family & Genus):百合科(Liliaceae)萱草属
形态特征(Description):根多少呈绳索状,粗1.5-3毫米。叶长50-80厘米,通常宽1-2厘米,柔软,上部下弯。花萱与叶近等长,不分枝,在顶端聚生2-6朵花;苞片宽卵形,宽1-2.5厘米,先端长渐尖至近尾状,全长1.8-4厘米;花近簇生,具很短的花梗;花被金黄色或桔黄色;花被管长1-1.7厘米,约1/3-2/3为苞片所包(最上部的花除外),花被裂片长6-7.5厘米,内三片宽1.5-2.5厘米。蒴果椭圆形,稍有三钝棱,长约2厘米。花果期6-10月。
分布(Distribution):产黑龙江、吉林和辽宁。生于海拔较低的林下、湿地、草甸或草地上。朝鲜、日本和俄罗斯也有。
用途(Use):
引自植物志英文版:FOC Vol. 24 Page 164
Hemerocallis middendorffii Trautvetter & C. A. Meyer in Middendorf, Reise Sibir. 1(2), Fl. Ochot. Phaenog.: 94. 1856.
大苞萱草 da bao xuan cao | Liliaceae  | Hemerocallis
Plants 40--80 cm tall. Roots ropelike, 1.5--3 mm thick, slightly fleshy, sometimes fibrous, without a tuberous part. Leaves linear, 35--80 × 0.8--1.6 cm, base surrounded by fibrous remains of older leaves. Scape stout, hollow. Inflorescence subcapitate, 0.1--0.5 cm, densely 2- or 3(--6)-flowered; bracts green or slightly pink, ovate to ovate-lanceolate, large, 2--6 × 1--3 cm, apex catkinlike. Pedicel 1--3 mm. Flowers slightly fragrant. Perianth golden yellow or orange; tube 0.9--1.7 cm, enclosed by bracts for at least 1/3 its length; segments 6--7.5 cm, inner ones wider than outer, 1--2 cm wide. Filaments ca. 4.5 cm; anthers purplish black, yellow abaxially, ca. 5 mm. Capsule broadly ellipsoid, 1.5--2.3 × 1--1.4 cm. Fl. May--Jun.
Forests, forest margins, meadows, wet grasslands; near sea level to 2000 m. Heilongjiang, Jilin, Liaoning [Japan, Korea, Russia].
大苞萱草Hemerocallis middendorfii

大苞萱草Hemerocallis middendorfii

大苞萱草Hemerocallis middendorfii(责任编辑:徐晔春)

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