PLANTS
Common duckweed
2–5 mmLength
Toxic. Perennial herbaceous plant 2–5 mm long. Grows near water.
There are 156 observations of Common duckweed in Québec, mostly in Montérégie, Estrie and Outaouais, and it has been reported in 16 of the 17 regions. They peak from July to September and become rare from November to March.
