Center for Aquatic and Invasive Plants, in Florida — plant species images and information.
Fairchild Tropical Garden Virtual Herbarium — scanned images of herbarium specimens and label available on line.
Florida Exotic Pest Plant Council — Florida invasive plant lists with linked information on each species.
Florida Native Plant Society
Florida Natural Areas Inventory — tracking lists for plant, animal species of concern, as well as community descriptions; has global, federal, and state conservation status or rank for species.
Institute for Regional Conservation — covers 10 southern Florida counties; go in and get yourself a password for the Database—that’s what you want.
Institute for Systematic Botany — covers all of Florida; has distribution maps by county, synonymy, sources for herbarium data, citation, conservation status, and sometimes images.
The Swingle Plant Anatomy Reference Collection — With her fellowship, Doctor Whitlock led a project to digitize an historical collection of plant anatomical microscope slides that were made early in the 20th century by W.T. Swingle, one of the twentieth century’s foremost authorities on citrus plants.
University of Florida Herbarium:
Myers. R. L. & J. J. Ewel. 1990. Ecosystems of Florida. U. Central Florida Press, Orlando, FL. 765 pp.
West, E. & L. E. Arnold. 1946. The native trees of Florida. U. of Florida Press, Gainesville, FL. 212 pp.
Wunderlin, R.P. 1998. Guide to the vascular plants of Florida. U. Press of Florida, Gainesville, FL. 806 pp.
Wunderlin, R. P. & B. F. Hansen. 2000. Flora of Florida, Vol. 1. Pteridophytes and Gymnosperms. U. Press of Florida, Gainesville, FL. 365.
Wunderlin, R.P. and B.F. Hansen. 2003. Guide to the vascular plants of Florida, 2nd ed. U. Press of Florida, Gainesville, FL. 787 pp.—the newest guide for all of Florida, with keys, common names, distributions, flowering time and status but no descriptions or illustrations.
Clewell, A. F. 1985. Guide to the vascular plants of the Florida panhandle. U. Presses of Florida, Tallahassee, FL. 505 pp.
Godfrey, R. K. 1988. Trees, shrubs, and woody vines of northern Florida and adjacent Georgia and Alabama. U. of Georgia Press, Athens, GA. 734 pp.
Lakela, O. & R. P. Wunderlin. 1980. Trees of central Florida. Banyan Books, Miami, FL. 208 pp.
Long, R. W. & O. Lakela. 1978. A flora of tropical Florida. Banyan Books, Miami, FL. 962 pp.
Tomlinson, P. B. 2001. The biology of trees native to tropical Florida. Published by the author, Allston, MA. 396 pp. Beautiful botanical lines drawings and unique information on the biology of the species.
Picture Guides and Specialty Books
Alden, P., R. Cech, & G. Nelson. National Audubon Society field guide to Florida. Alfred A. Knopf, New York, NY. 447 pp.
Bell, C. R. 1982. Florida wild flowers and roadside plants. Laurel Hill Press, Chapel Hill, NC. 308 pp.
Brown, P. M. 2002. Wild orchids of Florida. U. Press of Florida, Gainesville, FL. 409 pp.
Llamas, K. A. 2003. Tropical flowering plants. Timber Press, Portland, OR. 423 pp.
Nelson, G. 1994. The trees of Florida. Pineapple Press, Sarasota, FL. 338 pp.
Nelson, G. 1996. The shrubs and woody vines of Florida. Pineapple Press, Sarasota, FL. 391 pp.
Nelson, G. 2000. The ferns of Florida. Pineapple Press, Sarasota, FL. 208 pp.
Scurlock, J. P. 1987. Native trees and shrubs of the Florida Keys. Laurel Press, Pittsburgh, PA. 220 pp.
Taylor, W. K. 1998. Florida wildflowers in their natural communities. U. Press of Florida, Gainesville, FL. 370 pp. [Also, there is the similar book by Taylor, “The guide to Florida Wildflowers"]
Tobe, J.D. et al. (eds.). 1998. Florida wetland plants: An identification manual. Florida Dept. of Environmental Protection, Tallahassee, FL. 598 pp. Pictures, line drawings, distribution maps as the scale of ¼ of the state.