Resources for Botanical Studies in the Washington, D.C., Region
Gingkophyta (Gingkos)
Selected Website
Plant Systematics Collection
Department of Botany.
2004.
Plant Systematics Collection. University of
Wisconsin – Madison, Wisconsin.
http://botit.botany.wisc.edu/courses/systematics/index.html
(14 March 2004)
(color images, descriptions)