Duckweed
Scientific Name= Lemna minor
Family= Lemnaceae
Origin= Worldwide
Temperature= 41-77 °F (5-25 °C)
pH= Neutral
Water Hardness= Medium
Lighting= Intense
Substrate= None
Propagation= Rapid
Comments= A floating plant that reproduces rapidly and can quickly cover the top of the aquarium wherever light is available, can deprive other plants of light, its family is among the smallest flowering plants known