Robert W. Freckmann Herbarium University of Wisconsin - Stevens Point Taxonomy of Vascular Plants Vascular Plants Herbarium Contents

Dichotomous Keys

Non-flowering plants:

Ferns (Polypodiophyta)

Clubmosses (Lycopodiophyta)

Horsetails (Equisetophyta)

Winter Key to Some Common Genera of Deciduous Woody Plants of the Upper Midwest:
    Including Trees, Shrubs, and Woody Vines