All Species in Aira
- Aira cupaniana (Aira cupaniana)
- Aira hercynica (Aira hercynica)
- Aira minoricensis (Aira minoricensis)
- Aira multiculmis (Aira multiculmis)
- Aira provincialis (Aira provincialis)
- Aira scoparia (Aira scoparia)
- Aira tenorei (Aira tenorei)
- Aira uniaristata (Aira uniaristata)
- Annual Silver Hairgrass (Aira elegans)
- Silver Hairgrass (Aira caryophyllea)
- Yellow Hairgrass (Aira praecox)