Singleleaf ash, Colorado, 2001
Singleleaf ash, Colorado, 2001
Sitka spruce, Oregon, 1993
Sitka spruce, Oregon, 1993
Slippery elm, Ohio, 2002
Slippery elm, Ohio, 2002
Swamp white oak, Ohio, 2002
Swamp white oak, Ohio, 2002
Black oak, Virginia, 2002
Black oak, Virginia, 2002
Wingleaf soapberry, Florida, 2002
Wingleaf soapberry, Florida, 2002
Ohio buckeye, Ohio, 2004
Ohio buckeye, Ohio, 2004
Sugar maple, Massachusetts, 2012
Sugar maple, Massachusetts, 2012
Northern red oak, Massachusetts, 2012
Northern red oak, Massachusetts, 2012
Elliotia, Georgia
Elliotia, Georgia
Singleleaf ash, Colorado, 2001
Sitka spruce, Oregon, 1993
Slippery elm, Ohio, 2002
Swamp white oak, Ohio, 2002
Black oak, Virginia, 2002
Wingleaf soapberry, Florida, 2002
Ohio buckeye, Ohio, 2004
Sugar maple, Massachusetts, 2012
Northern red oak, Massachusetts, 2012
Elliotia, Georgia
Singleleaf ash, Colorado, 2001
Sitka spruce, Oregon, 1993
Slippery elm, Ohio, 2002
Swamp white oak, Ohio, 2002
Black oak, Virginia, 2002
Wingleaf soapberry, Florida, 2002
Ohio buckeye, Ohio, 2004
Sugar maple, Massachusetts, 2012
Northern red oak, Massachusetts, 2012
Elliotia, Georgia
show thumbnails