Information Exchange - Information about in vitro culture of plants for researchers, producers and teachers. Instruments of Science - Short essay on the use of botanical illustration as an instrument of science, with a comparison between photographs and illustrations. International Legume Database - Listing of species from the legume family, many of which have great economic and agricultural importance. Internet Directory Botany Images - Select from an extensive listing of online pictorial galleries of species of plants from all over the world. Invaders Database System - Find plant names, distribution records, and regulatory information on exotic, invasive plants introduced to the Northwestern United States.
Visitors can also browse by type of plant.
Medicinal and Poisonous Plant Databases - Access a guide to sites about medicinal and poisonous plant taxonomy, pharmacognosy research sites, and information on medicinal plants. Medicinal Plants - Southwest School of Botan. Medicine - Offers a directory of medicinal plant images organized according to genus and common name. Find a link to the school's homepage. Lists family, taxonomy, and locality.