Solanaceae - Botanical description of this family with illustrations and technical drawings of many species. - http://delta-intkey.com/angio/www/solanace.htm
Plant Family Solanaceae - Introduction, general characteristics, list of tribes, genera, and species, some illustrations, a few detailed species descriptions, and references. - http://www.hvanbalken.com/
The Solanaceae - Information on this family and photographs of a number of species. - http://www.botany.hawaii.edu/faculty/carr/solan.htm