资讯

Carpel The female part of the flower (consists of an ovary, a stigma, and usually a style.) Stigma The top of the female part of the flower which collects pollen grains. self pollination - pollen ...
This species disperses little pollen "boats" that float around until they hit the stigmas on female flowers of other wild celery plants. (The stigma is the sticky section of a flower that receives ...
Many plants need to be pollinated to produce fruits or seeds to make more plants. But if pollinators are scarce in your area ...