List of links on botany from the Botanical Society of America...

Links to electronic versions of a number of standard reference sources in botany...

"A guide to quality forestry and natural resources information on the Internet with over 1500 links" on urban, tropical, temperate and agroforestry...

A collection of more than "20,000 descriptions of Earth science data sets and services covering all aspects of Earth and environmental sciences...

Index to botanical information available on the Internet...

Annotated links to sites of interest to paleobotanists...

"A broad, collaborative program to provide increased access to data and information on the nation's biological resources; the NBII links diverse, high-quality biological databases, information products, and analytical tools maintained by NBII partners and other contributors in government agencies, academic institutions, non-government organizations, and private industry...

This site, from Ohio University's Department of Environmental and Plant Biology, includes links to sites that are of local as well as broader interest...

Reviews and rates botanical sites on the Web...

A catalog of sites arranged topically by the same person who does Scott's Botanical Links Another approach to retrieving sites that deal with botany and plant science...