Focuses on plant identification and classification. With an introduction and specific details.

Find a diagram of common variations of leaf arrangement. Use as an aid for determining a plant's anatomy and classification.

Browse through this collection of drawings of the shape of leafs, and see how the edge construction varies.

Peruse a collection of diagrams of different types of leaf venation. Click to see a photo example.

Virtual encyclopedia provides a brief definition and description of cork material, the bark or protective layer surrounding various woody plants.

Article provides details on the components of this plant appendage, and its mechanisms for processing food. Find related links.

Find a concise reference entry on this plant part and its functions.

Reference article describes the plant organ's structure, different types, functions, and uses.

Reference entry provides details on the structure, formation, and growth of this plant embryo.

Reference article describes the form, structure, functions, and commercial value of this plant part.

Find links to resources on identifying plant anatomy. Includes glossaries, diagrams, and tutorials.

Find a collection of drawings of different growth habits of stems. Click on a type and see a photo example.

Reproductive characteristics lab provides overviews of the process of plant reproduction. Includes a glossary and links.

Find an international journal devoted to the physiology of trees. Includes links to past issues and feature articles.

Use this aid to identify different types of plant anatomy. Includes a diagram and denotes the various types of underground stem.

Covers the characteristics of the vegetative parts of a plant, including the roots, stems, twigs, and leaves. Find photos and descriptions.