- Ann Arbor Twp., on S. side of Warren Road between Nixon and Earhart Roads.1
- Ann Arbor area, probably1
- Ann Arbor,1
- Ann Arbor, 3437 Charing Cross Rd.1
- Ann Arbor, 4.5 miles SW1
- Ann Arbor, Arboretum.1
- Ann Arbor, Argo (Longshore) Park, Huron River1
- Ann Arbor, Bird Hills Nature Area. Along trail SW from Bird Rd. entrance.1
- Ann Arbor, Fair Grounds.1
- Ann Arbor, Huron River.1
- Ann Arbor, Lakewood Nature Area, northeast section of oak-hickory woodlot.1
- Ann Arbor, NE portion, 3187 Plymouth Road.1
- Ann Arbor, R.R.1
- Ann Arbor, School Girl's Glen [Nichols Arboretum]1
- Ann Arbor, established as a weed in garden borders, Scottwood Ave.1
- Ann Arbor. 3052 Nordman Rd. On SE corner of Haven property along Butternut & Nordman Rd.1
- Ann Arbor. Dolph Nature Area. on west side of First Sister Lake.1
- Ann Arbor. Huron River.1
- Ann Arbor. Near Third Woods.1
- Ann Arbor. Off of Traver Rd. At end of Hideaway Lane (private road), SE side of 4.6 acre property, near trail up slope leading to railroad tracks.1