The stigma is the sticky part of a flower's carpel that traps pollen grains. It serves as the landing site for pollen during pollination.
The stigma is the receptive, often sticky tip of a flower's carpel where pollen grains land. It is the site where pollination begins.
| Front | stigma |
|---|---|
| Back | The sticky part of a flower’s carpel, which traps pollen grains. |
Tags: ch.30
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