- Hammond Farm - Pittsfield Twp.1
- Horner Woods, along south boundary1
- Huron River Drive, Cascade Glen, Ann Arbor1
- Huron River banks near Bird Rd. Ann Arbor Tsp., Sec. 17.1
- Huron River, A.A. [Ann Arbor]1
- In the Nichols arboretum at Ann Arbor1
- Left bank of River Huron just west of Ann Arbor.1
- Lefurge Farm - Superior Twp1
- Lefurge Woods. [Vicinity of Ypsilanti]1
- Lodi Twp., Sec. 7 Waters Rd.1
- Lyndon Tp., ca. 4 mi. NW of Chelsea.1
- Matthaei Botanical Gardens.1
- Matthaei Botanical Gardens. Near Radrick fence.1
- Matthaei Botanical Gardens. North Bog.1
- Matthaei Botanical Gardens. Radrick Forest.1
- Near Cavanaugh Lake, Chelsea Township.1
- Near Geddes.1
- Nichols Arboretum, Ann Arbor1
- Nichols Arboretum, Ann Arbor.1
- Pontiac Road, Ann Arbor1