Place
- Newaygo2
- North Carolina2
- Oakland2
- Sanilac2
- Van Buren2
- Alcona1
- Alma, Mich.1
- Alpena1
- Ann Arbor area, probably1
- Ann Arbor, Nichols Arboretum near Geddes Ave.1
- Barry1
- Benzie1
- Bete Gris1
- Block 2 Lot 1a and 1b, north edge of forest, Saginaw Forest, Ann Arbor1
- Branch1
- Charlotte1
- Chittenden1
- Connecticut1
- Dearborn, Henry Ford College.1
- Delta1