Key to the Trees of Wisconsin

79. Leaf blades less than 7 cm long; leaf margins with mostly single teeth; leaf base nearly or fully symmetrical. Ulmus pumila 79. Blades of well-developed leaves greater than 7 cm long; leaf margins doubly-toothed (smaller teeth upon the larger teeth); leaf bases clearly unsymmetrical (check photos to clarify the characters of shapes). 80   Glossary of terms Return to start of tree key Return to list of tree species Contact the author