Wolffia arrhiza (Rootless Duckweed) is a species of perennial herb in the family Araceae. They have a self-supporting growth form. They are associated with freshwater habitat. They are native to The Contiguous United States, Mata Atlântica, Rio De Janeiro, and SãO Paulo. They have simple, broad leaves. Individuals can grow to 0.001 m.
EOL has data for 21 attributes, including: