All of them, with the exception of the three-lobed Lake Point Tower, are west of Lake Shore Drive.
Chicago Tribune(Nov 03, 2014)
A distinctive feature of this plant is the heart-shaped, three-lobed, and serrated leaves.
Anonymous, Our Flowering Shrubs—and how to kno...(2012)
All the parts of the flower five, except the pistil, which has a three-celled ovary and a three-lobed style.
Parsons, Mary Elizabeth, The Wild Flowers of California: The...(2012)