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| Plants reproduce by spores (without embryo or true flower). Leaves (fronds) not closely overlapping; or if narrow and slightly overlapping, then have no axillary spore cases. Wall of spore case several layers thick. Frond with spores very different from one without. | |
| Flora of North America: Discussion, key to genera (opens new window) | |
| Flower Formula: | Glossary |
| Genus (Click for Taxon List) |
WI Taxa (map link) |
Photo | Genus Traits | Google Searches |
|---|---|---|---|---|
| Botrychium
grape fern, moonwort |
14 |  |
Leaf blades mostly lobed or compound. | Images Information |
| Ophioglossum
adder's-tongue |
1 |  |
Leaf blades simple and entire. | Images Information |