All three Linden species found in North America have heart shaped leaves.
Flowers on American Basswood in Maine, USA, July 1998
Clear yellow fall color.
Closeup of American Basswood. Was told by previous owner that they were poplars! Thank you for the correction. :0)
Trunk and bark of Tilia americana at the Waitakaruru Arboretum near Hamilton
A young American Basswood tree
The leaf growing habit
Leaf detail of the American Basswood tree in mid February
A full-grown tree that was there before the house built below, on a hill in se PA
Several wild trees now part of a residiential yard in se PA
An old 1980's photo of autumn color in ne Illinois of a tree in a yard
The fragrant flowers in June of 2008 in se PA
The big leaves of a young tree planted in se PA in June 2012