water dragon

• n.
  • North American herbaceous perennial of wet places having slender curled racemes of small white flowers

    同义词： lizard's-tail swamp lily Saururus cernuus

  • swamp plant of Europe and North America having bright yellow flowers resembling buttercups

    同义词： marsh marigold kingcup meadow bright May blob cowslip Caltha palustris

以上来源于: WordNet