This website presents the California Native Plant Society, a national leader in biological diversity conservation science and advocacy. Established in 1965, the CNPS "is a statewide non-profit organization of amateurs...

Established in 1890, the Cold Spring Harbor Laboratory (CSHL) is one of the best-known and most respected private research institutions in the United States. Over the past century, the Laboratory has supported the...

This home page for the Dendrology program at Virginia Tech is a great resource for those interested in woody plants. In addition to the set of fact sheets on over 450 tree species and fall color photos for many species,...

This botanical database, offered through the University of York with support from the British Ecological Society and the Natural Environment Research Council, contains data for over 1700 species found in the British...

Developed by the Education Division at the Missouri Botanical Garden, this self-guided online tour provides students with a good overview of tropical rain forests. The tour utilizes great illustrations and concise...