A weedy Eurasian perennial herb(Silene vulgaris) having white flowers with deeply notched petals and a balloonlike, inflated calyx.

• 白玉草：一种蔓生欧亚多年生草本植物（白玉草麦瓶草属），开白色花朵，花瓣带有深凹口和气球状充气的花萼