- Vergennes.2
- Wayne2
- Addison Tp.1
- Alger1
- Algoma Twsp.1
- Allegan State Game Area; 6 miles west of Allegan. 850' west of 44th St., 200' north of 118th Ave. Swan Creek1
- Allegan State Game Area; 6.5 miles southeast of Hamilton. 1500' north of 128th Ave., 800' west of 34th St.1
- Alpena1
- Ann Arbor1
- Ann Arbor Twp. University of Michigan Botanical Gardens, Dixboro Site. 4.5 miles northeast of Ann Arbor. NE of barn at Gate 4 along border of mowed meadow and oak-elm woods in wet depression.1
- Ann Arbor, Botanical Gardens.1
- Ann Arbor, Matthaei Botanical Gardens, Cummings Marsh [A 1961 map of the UM Botanical Gardens indicates “Cummings Marsh” was at the north-central part of the property. Lat. 42.3183 Long. -83.6591.]1
- Au Sable R., near Grayling,1
- Benzie1
- Botanical Gardens, Ann Arbor.1
- Burt Lake,1
- Ca. 4 miles northeast of Mio, T27N, R3E, Sect. 28.1
- Chippewa1
- Clearwater Lake plot 11
- Clinton1