white bottle
/ˈwʌɪtbɒtl/Now rare
noun
Originally: any of various plants, probably having white flowers, perhaps including ox-eye daisy and a kind of cornflower. In later use: specifically bladder campion, Silene vulgaris, which has a whitish flower with an inflated calyx.
Origin
Late Middle English; earliest use found in Alphita. From white + bottle.