Images and descriptions of many species of terrestrial and aquatic weeds in Virginia.

Describes hiking trails in the western Oregon Cascades, with color photographs of wildflowers found on them.

Plant information from the Great Lakes ecosystems and links to other plant/ecology sites.

Photographs and descriptions of wildflowers of the San Juan Mountains, canyons, and semi-desert areas of Southwest Colorado.

Photographs and information about wild plants found in Kansas.

Articles on the traditional uses of many northeastern United States plants.

Photographs, distribution maps, and detailed descriptions of many species by John Hilty.

Wildflowers of Connecticut, indexed by flower color, common name and scientific name provided by the Connecticut Botanical Society.

Flora of the Pacific Northwest, Central Washington region. Many of the more common plants of Central Washington are featured here as well as some of the more rare species.

A photographic guide to the plants of central Arizona's Verde Valley and Sedona. Photos and descriptions of more than 100 species.