Noun water dragon has 2 senses
- lizard's-tail, swamp lily, water dragon, Saururus cernuus - North American herbaceous perennial of wet places having slender curled racemes of small white flowers
--1 is a kind of marsh plant, bog plant, swamp plant
--1 is a member of Saururus, genus Saururus
- marsh marigold, kingcup, meadow bright, May blob, cowslip, water dragon, Caltha palustris - swamp plant of Europe and North America having bright yellow flowers resembling buttercups
--2 is a kind of marsh plant, bog plant, swamp plant
--2 is a member of Caltha, genus Caltha
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