Describe adhesion of stamens

Describe adhesion of stamens 
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Ans: Fusion of stamens with other floral parts like sepals, petals, stamens and carpels is called as adhesion. It is of the following types.

I. Epipetalous: Stamens are fused with the petals. Ex: Hibiscus, Datura

II. Episepalous: Stamens are fused with sepals. Ex: Grevillea

III. Epiphyllous: Stamens fused with undifferentiated perianth lobes. Ex: Asparagus

IV. Gynostegium: Stamens fused with the stigma of gynoecium. Ex: Calotropis
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