A pocket Guide to identifying Native Ferns that grow in the U.
S.
Heavily illustrated with line drawings..
Like other plant guides in the Finders series, Fern Finder is a dichotomous key, which leads the user step-by-step through a series of choices to the species being identified.
Midwest and Northeast, and Eastern Canada.
A pocket Guide to identifying Native Ferns that grow in the U.
S