Overcup Oak (Quercus lyrata) is a native tree in Maryland (Deciduous). The sections below summarize where it grows, how to recognize it, and how it supports local ecosystems.
Habitat and range
Seasonally flooded bottomlands and coastal plain swamps; acorns often nearly enclosed by the cup.
Identification
White oak group leaves with irregular lobes; acorn cup wraps much of the nut; broad rounded crown in openings.
Soil and moisture
Heavy, wet, acidic soils; tolerates long hydroperiods once established.
Wildlife value
Acorns float and may disperse in floods; waterfowl and swamp wildlife use flooded forests.
Uses and significance
Wetland restoration and wildlife forests; shade only on appropriate wet sites.