直立韭檢視原始碼討論檢視歷史
直立韭 |
中文名:直立韭 拉丁學名:Allium amphibolum Ledebour 界:植物界 門:被子植物門 綱:單子葉植物綱 目:百合目 科:百合科 屬:蔥屬 種:直立韭 |
直立韭(zhí lì jiǔ),學名:Allium amphibolum Ledebour,是百合科、蔥屬植物。鱗莖密被簇生。 [1]
直立韭形態特徵
鱗莖密被簇生,圓筒狀圓錐形,直徑1-1.5厘米;鱗莖黃棕色,網狀。葉線形,短於花葶,寬3-5毫米,平,邊緣平滑。花葶20-30厘米,葉鞘覆蓋1/4-1/3它的長度。
傘形花序半球形,密被多花。短,具小苞片。花被粉紅色或紫紅色;裂片具深紫色中脈;外部披針形,5-6毫米,先端通常盔狀。花絲暗紅色,稍長於花被片;
在基部內部加寬,具1短,每邊圓齒。在子房基部有凹的一種分泌糖液的外分泌結構,花柱長,外露; 柱頭點狀。 花期 7月 。
Bulbs densely clustered, cylindric-conical, 1--1.5 cm in diam.; tunic yellowish brown, reticulate. Leaves linear, shorter than scape, 3--5 mm wide, flat, margin smooth.
Scape 20--30 cm, covered with leaf sheaths for 1/4--1/3 its length. Umbel hemispheric, densely many flowered. Pedicels equal, very short, bracteolate.
Perianth rose lilac or purplish red; segments with dark purple midvein; outer ones lanceolate, 5--6 mm, apex usually hooded. Filaments dark red, slightly longer than perianth segments; inner ones broadened at base, with 1 short, rounded tooth on each side.
Ovary subglobose, with concave nectaries at base. Style very long, exserted; stigma punctiform. Fl. Jul. 2 n = 48.
Slopes; 2500--3000 m. W Xinjiang [Kazakhstan, Mongolia, Russia].
直立韭分布範圍
分布於中國新疆西部。