buttercup

buttercup
noun
  1. a herbaceous plant with bright yellow cup-shaped flowers, which is common in grassland and as a garden weed. All kinds are poisonous and generally avoided by livestock
    毛茛
  2. Genus Ranunculus, family Ranunculaceae (the buttercup family). This large family also includes anemones, celandines, aconites, clematis, and hellebores, many of which have poisonous seeds
    毛茛属,毛茛科。该科也包括银莲花属、白屈菜属、乌头属、铁线莲属和铁筷子属,种子多有毒
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