the surface of the forest lake overgrown with algae vodokras ordinary hydrocharis morsus-ranae

algae aqua aquatic background beautiful biodiversity bits bloom blooming blossom bog botanical closeup ditch ecology environment european family floating flora floral flower forest frog frogbit genus green growth herbal herbs hydrocharis hydrocharitaceae lake leaf leaves lily morsus morsusranae nature nobody ordinary outdoor overgrown petals plant plants pond ranae river season surface vegetation vodokras water waterlily waterways white wildflower wildlife