Learn the structure and function of vascular plants.

An in-depth reference explaining the role of seed plants in biological diversity. Photographs and labeled diagrams help learners with understanding.

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.

Learn how plants disperse their seeds for successful reproduction.

Read about the life cycle of dandelions from their first appearance in the spring. Includes audio narration in 16 additional languages with text in English.

RCN offers information about plants, including the evolution and classification of different groups.

Learn the characteristics and ecology of seed plants.

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