PLANTS
Illinois pondweed
Perennial herbaceous plant. Grows in marshes.
There are 15 observations of Illinois pondweed in Québec, mostly in Outaouais, Montérégie and Montréal, and it has been reported in 7 of the 17 regions.
Through the year
JFMAMJJASOND
Based on observations from Ontario
Where to see it
Habitat
MarshVyacheslav Argenberg
