- 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, 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
- Ann Arbor. Packard Rd. at ent. to Bot. Gardens, U of Michigan.1
- Ann Arbor. Swift Run Drain Commission.1
- Ann Arbor; Cedar Bend.1
- Ann Arbor; from Geddes Ave. to Speechler's Woods.1
- Ann Arbor; in Praedio Silvestri.1
- Around Third Sister Lake.1
- At 300 Evergreen Place, Ann Arbor.1
- At the south end of Crooked Lake.1
- Bank of Huron River, Ann Arbor.1
- Block 2, N. edge of Lot 1a and 1b Saginaw Forest, Ann Arbor1