Duckweed

Lemna species

LEM-nah

Lemnaceae

Native to:  Several species are native to Florida.

Florida abundance and distribution:  Throughout on surfaces of slow-moving waters, occasionally on wet mud.

Recognition: Tiny floating plants with 1-3 leaves measuring 1/16-1/8 inch in length.  Roots dangling. Flowers essentially invisible.

Other: Able to cover an acre in 45 days

Contributed by: Sarah Lopinot