Other
Center for Plant Conservation: National Collection of Imperiled Plants
This site provides an extensive list of the endangered plants throughout the United States
Other
Hilton Pond Center
This Hilton Pond Center site is a resource for teachers, students and researchers who are interested in the environment and environmental conservation of animals and plants.
Royal Botanic Gardens
Royal Botanic Gardens: Millenium Seed Bank
The Millenium Seed Bank is one of the Millenium Commission's National Landmark projects. Visit this site to learn how this project hopes to conserve seed samples.