bogmat
/ˈbɑɡˌmæt/
noun
- A small aquatic plant that forms floating mats on the surface of ponds and bogs, also called bogbean or buckbean.
- The bogmat covered the shallow pond with a thick green layer.
- Bogmat provides shelter for tiny insects and frogs in wetland areas.
- We spotted bogmat growing near the edge of the marsh, its leaves floating on the water.