Ferns and Fern Allies of Wisconsin


2. Leaves longer than 1 cm, with at least a portion of sterile leaves consisting of a blade-like structure. Ferns
2. Leaves apparently absent or shorter than 1 cm, or if longer than 1 cm, than the leaves narrow and grasslike and the plants normally growing completely submersed under water. Fern Allies

Key to ferns
Glossary of terms
Introduction to ferns
List of all Pteridophytes

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