1.Heteranthery exists in several angiosperm families, such as Melastomataceae, Solanaceae, Lytbraceae, Leguminosae and Pontederiaceae, but the aspects and extent of differentiation often vary in taxa.

1.异型雄蕊在科、茄科、千屈菜科、豆科、雨花科等多个科中都有分，分化与程度常随类群而异。