U.S. Code Title 16, Chapter 35 -- Endangered Species for protection of threatened fish, wildlife and plants, provided through the Cornell Law School Legal Information Institute.

Associated with the state of Oklahoma and the College of Arts and Sciences at the University of Oklahoma, this Web site provides a wealth of information on the flora, fauna, and ecological communities found throughout...

The Arnold Arboretum of Harvard University provides this in-depth Web site featuring plants found at the Arboretum and related information. Visitors to this site will find sections featuring selected plants at the...

The International Union for Conservation of Nature and Natural Resources Red List of Threatened Species conveys information about plant and animal species on its website, and is regarded as "the most comprehensive,...

The watchword of the U.S. Department of Agriculture's Animal and Plant Health Inspection Service (APHIS) is "protection". The APHIS is primarily considered with improving agricultural productivity and also ensuring the...