This site is designed for scientific research by individual researchers. Attribution should be given for use of data derived from the site. General reference to the site can be given as “Tropicos, botanical information system at the Missouri Botanical Garden - www.tropicos.org” or individual pages should be cited as indicated at the bottom of each page.

This site is not designed for scraping or automated extractions which degrade performance for other users. Researchers needing large amounts of data are expected to contact us (via our feedback page) with project details to discuss the collaborative exchange of data for their personal scientific research. For automatic extraction of data, please see our web service at http://services.tropicos.org/

The IP address of systems that excessively query the site without contacting us can be blocked to maintain system responsiveness for other users.