Directions: From Cushing, go 3.5 miles W on Morrison County CSAH 16. The Robinson Refuge Unit is on the N side of the road and the South Unit is on the S side of the road. Description: This WMA is mostly oak, upland hardwood and aspen woods, with grass fields, wetlands and restored wetlands. Management of this unit focuses on maintaining and improving the habitat for a diversity of native plants and wildlife.