Long mannagrass

Perennial herbaceous plant reaching 1.2 m. Grows in forests and in marshes.

There are 229 observations of Long mannagrass in Québec, mostly in Capitale-Nationale, Estrie and Chaudière-Appalaches, and it has been reported in 13 of the 17 regions. They peak in July and September and become rare from November to May.