Question

Explain in short dichogamy

Answer 1

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Dichogamy :

In this device, anthers and stigmas mature

at different times in a bisexual flower so as

to prevent self pollination. It can be further

divided into two types:

1. Protandry : In this type, androecium

matures earlier than the gynoecium, e.g. in

the disc florets of sunflower.

2. Protogyny : In this type, gynoecium matures

earlier than the androecium, e.g. Gloriosa.

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Answer 2

Answer:

Dichogamy is the condition in which stigma and stamens are matured in different period