Valdivia duckweed
- kingdom: Plantae
- phylum: Tracheophyta
- class: Liliopsida
- order: Alismatales
- family: Araceae
- genus: Lemna
- species: Lemna valdiviana
Joinville- São Joaquim
Santa Catarina
Brazil
Litchfield- New Haven
- Poquonock Bridge
Connecticut- Cinnaminson
- Riverton
New Jersey
United States