Urban Tree Key / Leaves simple / Leaves alternate / Margin wavy / Palmately veined / No sap / Not lobed / Linden Tree / Not white / Green undersides / Green undersides

Leaves without tufts of hair in vein axils at leaf base; some stamens petal-like and without anthers (staminodes present)……….Tilia americana

Leaves with tufts of hair in vein axils at leaf base; all stamens with anthers (staminodes absent)……….Tilia X euchlora