Any of various annual, chiefly western North American plants of the genus Clarkia, several of which are cultivated for their showy red, purple, pink, or white flowers.

 
  • 克拉花一种钩瓣属的一年生植物,主要分布于北美西部,其中几种因其艳丽的红色、紫色、粉红或白色花而被栽培
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