Subject
- Genus: Leucobryum2
- Genus: Pallavicinia2
- Genus: Pylaisiella2
- Genus: Radula2
- Genus: Rhodobryum2
- Order: Marchantiales2
- Specific Epithet: angustatum 2
- Specific Epithet: biddlecomiae 2
- Specific Epithet: compacta 2
- Specific Epithet: conicum 2
- Specific Epithet: cristatus 2
- Specific Epithet: cuspidatum 2
- Specific Epithet: inflata 2
- Specific Epithet: lindbergii 2
- Specific Epithet: lyellii 2
- Specific Epithet: microphyllum 2
- Specific Epithet: ohioense 2
- Specific Epithet: pallescens 2
- Specific Epithet: polysetum 2
- Specific Epithet: recurvum 2