Among these are curly-leaf pondweed and Eurasian milfoil. Vegetation includes mostly hardstem bulrush, sago pondweed, Richardson's pondweed, and northern watermilfoil. These include mare's tail, spiked water-milfoil and perfoliate pondweed. They also eat sedges, pondweed, and water lilies. Vegetation in the lake includes sago pondweed. Also present are the nationally scarce rootless duckweed "(Wolffia arrhiza)" and hairlike pondweed "(Potamogeton trichoides)". Typical aquatic bed vegetation can include floating-leaved plants, pondweed and waterlilies. Being a large shallow lake thick with sago pondweed created a virtual duck magnet. The notable wildlife includes Floating Water Plantain and Grass-wrack pondweed. However, perfoliate pondweed regularly hybridises with other "Potamogeton" species including "P. crispus" ("P". Moose also eat many aquatic plants, including lilies and pondweed. Opposite-leaved pondweed is a common name for this plant. The river supports a range of plant species including dropwort, pondweed, club-rush, water-cress and "Ranunculus". Groenlandia is a monotypic genus of aquatic plants (pondweed) of the family Potamogetonaceae.