a North American annual plant(Coreopsis tinctoria) widely cultivated for its showy flower heads with yellow rays and purple-red to brownish centers

• 金鸡菊，一种北美一年生植物（两色金鸡菊金鸡菊属），因其带有黄色伞形花序和紫红到浅棕色花蕊的花冠而被普遍栽培