Jim Brandenburg / Red-osier Dogwood (Cornus sericea) covered in ice, Tettegouche State Park, north shore of Lake Superior, Minnesota

Scott Leslie / Dwarf Dogwood (Cornus canadensis) growing along the southern Labrador coast, Canada

Nick Upton / Dogwood {Cornus sanguinea} (red) and Willow saplings {Salix sp} (green) in winter, Chew Valley Lake, Somerset, UK.

Scott Leslie / Dwarf Dogwood (Cornus canadensis) ground cover, Kejimkujik National Park, Nova Scotia, Canada

Tim Fitzharris / Bunchberry (Cornus canadensis) growing amid Sphagnum Moss, North America

Jim Brandenburg / Dogberry (Cornus sanguinea) trees in bloom, Great Smoky Mountains National Park, North Carolina

Jim Brandenburg / Dogwood (Cornus florida) flowering, Great Smoky Mountains National Park, North Carolina