Keys for the Wisconsin

Gymnosperms, Ferns, and Fern Allies

Built from the Flora of North America’s
Pteridophytes and Gymnosperms, Vol. 2

Compiled by D. Timothy (Tim) Gerber, Associate Prof./Biology
University of Wisconsin-La Crosse

For more details about the keys, see the Nov-Dec 2008 issue of the
Fiddlehead Forum 35(5): 39 or Page 7 of the PDF (5M)