Nothocalais nigrescens - Opuntia dillenii
- Nothocalais nigrescens
- Nothocalais troximoides
- Nothocestrum
- Nothocestrum breviflorum
- Nothocestrum latifolium
- Nothocestrum longifolium
- Nothocestrum peltatum
- Nothochelone
- Nothochelone nemorosa
- Nothofagus
- Nothofagus dombeyi
- Nothofagus obliqua
- Notholaena
- Notholaena aliena
- Notholaena aschenborniana
- Notholaena californica
- Notholaena californica ssp. californica
- Notholaena californica ssp. leucophylla
- Notholaena copelandii
- Notholaena grayi
- Notholaena grayi ssp. grayi
- Notholaena grayi ssp. sonorensis
- Notholaena greggii
- Notholaena lemmonii
- Notholaena nealleyi
- Notholaena neglecta
- Notholaena schaffneri
- Notholaena standleyi
- Notholaena trichomanoides
- Nothoperanema
- Nothoperanema rubiginosum
- Nothoscordum
- Nothoscordum bivalve
- Nothoscordum borbonicum
- Nothoscordum gracile
- Nothoscordum texanum
- Notocactus
- Notothylas
- Notothylas breutelii
- Notothylas orbicularis
