Mich. Comp. Laws § 331.209

Sec. 9. Any person or persons, firm, organization, corporation or society may make donations of money, personal property or real estate for the benefit of such hospital, and shall have the right to vest title of the property so donated in the county. Such gifts, when accepted, shall be used in accordance with the terms of the deed, gift, devise or bequest of such property, if any; otherwise, the same shall be used in such manner as the board of supervisors shall direct for the benefit of said hospital or institution.