学科
- Specific Epithet: filicinum 1
- Specific Epithet: graminicolor 1
- Specific Epithet: heterophylla 1
- Specific Epithet: humilis 1
- Specific Epithet: julaceus 1
- Specific Epithet: marginatum 1
- Specific Epithet: megapolitana 1
- Specific Epithet: obtusifolius 1
- Specific Epithet: ohioense 1
- Specific Epithet: oxycladon 1
- Specific Epithet: platyphylla 1
- Specific Epithet: platyphylloidea 1
- Specific Epithet: procera 1
- Specific Epithet: pseudotriquetrum 1
- Specific Epithet: pumilum 1
- Specific Epithet: pusillum 1
- Specific Epithet: rigidulus 1
- Specific Epithet: rostratus 1
- Specific Epithet: rugosum 1
- Specific Epithet: seductrix 1