bladder campion definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
a perennial plant (Silene cucubalus) of the pink family, with an inflated calyx
bladder campion definition by American Heritage Dictionary
A weedy Eurasian perennial herb (Silene vulgaris) having white flowers with deeply notched petals and a balloonlike, inflated calyx.