leafs of frogbit and duckweed plants in the lake - limnobium laevigatum - lemnoideae

green leaf flower plant nature pond water garden autumn petal reflection stream mint lilies covering pool leafs leaves natural pattern patterns marsh wetland wetlands liliy duckweed overhead view red white flowers rogbit limnobium laevigatum west indian spongeplant south american amazon smooth frogbit flowering plants lake lemnoideae nature environment