百合为百合科百合属多年生球根花卉。花顶生,呈总状花序,互生或轮生,花后结蒴果,但栽培的观赏百合很少结种子,因此除育种需要外,生产上都不进行有性繁殖。百合根有基生根与茎生根两个类型:基生根着生于鳞茎基部,肉质,有分枝,可维持数年寿命;茎生根着生于地下茎节的部位,每年随同地上部茎叶的枯萎而死亡。茎的发育有多种变态,地下茎由许多肉质鳞片抱合而成为一个无皮鳞茎。鳞茎的中央有芽,主芽伸出地面形成直立茎,在直立茎的地下茎 Lily Liliaceae perennial bulbous flower. Flowers top, was raceme, alternate or whorled, post-anthesis capsule, but cultivated ornamental lily seldom seeded, so in addition to breeding needs, the production is not carried out sexual reproduction. Lily root has roots and stems rooting two types: rooting was born in the bulb base, succulent, with branches, can maintain a few years of life; stems rooted in the parts of the underground stems, each year with the upper stems and leaves of the wilt And death. Stem development has a variety of metamorphosis, underground stems by many succulent scales together into a skinless bulb. Bulbs in the center of the bud, the main bud protruding from the ground to form erect stems, stems in the erect stem underground