Subject
- Specific Epithet: denticulatum 1
- Specific Epithet: drummondii 1
- Specific Epithet: eboracensis 1
- Specific Epithet: filicinum 1
- Specific Epithet: fimbriatum 1
- Specific Epithet: flagellare 1
- Specific Epithet: giganteum 1
- Specific Epithet: heterophylla 1
- Specific Epithet: lindbergii 1
- Specific Epithet: magellanicum 1
- Specific Epithet: majus 1
- Specific Epithet: minor 1
- Specific Epithet: multifida 1
- Specific Epithet: nervosa 1
- Specific Epithet: nigritum 1
- Specific Epithet: nutans 1
- Specific Epithet: ontariense 1
- Specific Epithet: osmundoides 1
- Specific Epithet: oxycladon 1
- Specific Epithet: paludicola 1