water dragon
n 1: North American herbaceous perennial of wet places having
slender curled racemes of small white flowers [syn: lizard's-tail,
swamp lily, Saururus cernuus]
2: swamp plant of Europe and North America having bright yellow
flowers resembling buttercups [syn: marsh marigold, kingcup,
meadow bright, May blob, cowslip, Caltha palustris]