Nuttall's quillwort
- kingdom: Plantae
- phylum: Tracheophyta
- class: Lycopodiopsida
- order: Isoetales
- family: Isoetaceae
- genus: Isoetes
- species: Isoetes nuttallii
Victoria
British Columbia
CanadaBoulder Creek
Graton
Sebastopol
CaliforniaDallesport
Washington
United States