Can you pls tell me what tree this is?

Question

its leaves look like that of a fern plant. it has an undivided darkish bark.i looked in books and even tried the arbor day foundation's web site. I see these trees all over chicago in the park and lining the streets. help plleaaassee

Answer 1

The leaves of the locust tree resemble ferns, and they would grow well in Chicago.

Is this it?: http://en.wikipedia.org/wiki/Honey_locus...

Picture: http://www.discoverscience.rutgers.edu/e...

Answer 2

honey locust