You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Grand Traverse Commons natural area behind old state hospital. Take Long Lake R 500m (0.3mi) SW from Medical Cmpus Dr, then 300m SE on trail. Remove constraint Place: Grand Traverse Commons natural area behind old state hospital. Take Long Lake R 500m (0.3mi) SW from Medical Cmpus Dr, then 300m SE on trail. Topic Gentianales Remove constraint Topic: Gentianales