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香雪球[Lobularia maritima(L.)Desv.]又名玉蝶花,十字花科香雪球属多年生草本,但多作一年生栽培。植株矮小,高15～30厘米,分枝较多,铺散张开;叶披针形或条形,全缘,互生;总状花序白色、淡黄色或淡紫色,花小,密生成球状,有微香,故名。温室中3月即开花,露地6～7月开花,有时秋季仍有花;结小型短角果,种子扁平,短椭圆形,千粒重0.28～0.33克。有斑叶变种,叶缘白色或淡紫色,矮生种,高不足10厘米。
Lobsteria [Lobularia maritima (L.) Desv.] Aka butterfly flower, Cruciferae Alyssus is a perennial herb, but more annuals for cultivation. Plant short, 15 to 30 cm high, more branches, shop spread open; leaf lanceolate or bar, entire, alternate; racemes white, yellow or light purple, flowers small, densely formed into a ball, A little fragrant, hence the name. The greenhouse blooms in March and blooms in June and July in the open field, sometimes with flowers in autumn; small shoots are short, oval, and 0.28-0.33 g in 1000-grain weight. Variegated leaf variants, leaf margin white or lavender, dwarf species, less than 10 cm high.