3. Any of numerous plants of the genus Ranunculus that have palmately cleft or divided leaves, such as the buttercups.

• 儒艮一种食草海洋哺乳动物（儒艮儒艮属），生长于印度洋，红海和西南太平洋热带沿岸水域，具有蹼状前肢和明显锯齿状尾鳍收藏指正