You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place 0.63 mile east of Four Mile Road and 0.29 mile north of Hammond Road. (C.Hwy 660) NE 1/4 of SW 1/4 of SE 1/4 Sec 21. GPS location +/- 3' Remove constraint Place: 0.63 mile east of Four Mile Road and 0.29 mile north of Hammond Road. (C.Hwy 660) NE 1/4 of SW 1/4 of SE 1/4 Sec 21. GPS location +/- 3' Topic Asteraceae Remove constraint Topic: Asteraceae