黄花菜又名金针(Hemerocallis citri-na),系百合科萱草属宿根多年生草本植物,具短的根状茎和肉质的纺锤形块根,叶条形,基生,排成两列,长70～90厘米,宽1.5～2.5厘米,背面呈龙骨状突起。花葶高85～110厘米,最高达140厘米左右。花长13～16厘米,黄色、清香、具短花梗,每株多达30朵。苞片狭三角形,渐尖,长3～5厘米。花被下部3～5厘米合生成筒。裂片6个,具平行脉,外轮的倒披针形,内轮的长椭圆形。盛开时裂片外弯,雄蕊,花柱伸出,上弯。蜗壳状聚伞花序复组成圆锥形,蒴果三室,每室含种子2～10粒。 黄花菜适应性强,耐旱、耐瘠,对土壤要求不严,分布极广。山东、河北、河南、陕 Daylily, also known as Hemerocallis citri-na, is a perennial herbaceous perennial herb of Hemerocallis, with short rhizomes and fleshy spindle-shaped roots, leaf-shaped, basal, arranged in two rows, 90 cm wide and 1.5 to 2.5 cm, the keel on the back of the process. Scape high 85 ~ 110 cm, up to 140 cm or so. Flowers 13 to 16 cm long, yellow, fragrant, with short pedicels, up to 30 per plant. Bracts narrow triangle, acuminate, long 3 to 5 cm. Perianth lower 3 ~ 5 cm connate tube. 6 lobes, with parallel veins, outer round oblanceolate, inner long oval. Blooming lobes outside the bend, stamens, styloles protruding, curved. Volute-shaped cyme compound into conical, capsule three rooms, each containing 2 to 10 seeds. Day lily adaptable, drought, barren, lax requirements of the soil, a very wide distribution. Shandong, Hebei, Henan, Shaanxi