A three-part taxonomic designation indicating genus, species, and subspecies or variety, such as Brassica oleracea botrytis, the cauliflower.

• 三名法一种包含有三部分的分类命名法，显示属、种和亚种或品种，例如芸苔属、蔬菜种、葡萄牙亚种花椰菜