File:Stigma_PSFen.svg · Wikimedia Commons · See Wikimedia Commons
stigma
part of a flower. The pollen-receptive surface of a carpel or group of fused carpels, usually sticky; usually a point or small head at the summit of the style where deposited pollen germinates
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Diagram showing the stigma-style-ovary system of the female reproductive organ of a plant. The stigma is fixed to the apex of the style, a narrow upward extension of the ovary.
The stigma (pl.: stigmas or stigmata) is the receptive tip of a carpel, or of several fused carpels, in the gynoecium of a flower.