Discusses what pollination is, the types, what happens during pollination, its importance in agriculture and horticulture, and the biotic and abiotic factors that facilitate pollination. Has some embedded ads.

Microscopic images, detailed information, and illustrated diagrams help explain plant reproduction with a focus on fertilization.

Discusses asexual and sexual reproduction in flowering plants, the parts of a flower, how pollination takes place, fertilization, and seed development.

Learn about the importance of many mammals to humans.

This site, from retired Harvard professor John W. Kimball, provides a detailed but understandable explanation of sexual reproduction in flowering plants. Includes informative, well labelled illustrations.

This is the reproduction chapter from an online text, courtesy of the Forest Biology Department of Virginia Tech. Learn about trees, their flowers, and other details of their reproductive cycle.

Since evolution favors genetic variability what prevents pollen from fertilizing its own eggs? This effective site presents answers to this question.