- blue pea, butterfly pea, Clitoria turnatea - vine of tropical Asia having pinnate leaves and bright blue yellow-centered flowers
--1 is a kind of vine
- butterfly pea, Clitoria mariana - large-flowered wild twining vine of southeastern and central United States having pale blue flowers
--2 is a kind of vine
--2 is a member of Clitoria, genus Clitoria - butterfly pea, Centrosema virginianum - large-flowered weakly twining or prostrate vine of New Jersey to tropical eastern North America, sometimes cultivated for its purple and white flowers
--3 is a kind of vine
--3 is a member of Centrosema, genus Centrosema