| Voucher specimen accession no.a | Collection locality | Geographic coordinates | N |
|---|---|---|---|
| VPSMI551, VPSMI554, VPSMI569–VPSMI571 | Petoskey State Park, Emmet County, MI, USA | 45.40288418°N, 84.91271857°W | 30 |
| VSBMI001–VSBMI016 | Sleeping Bear Dunes National Lakeshore, Leelanau County, MI, USA | 44.87372°N, 86.06170°W | 33 |
| VZPMI001–VZPMI005 | Zetterberg Preserve at Point Betsie, Benzie County, MI, USA | 44.68231°N, 86.25322°W | 30 |
N = number of individuals sampled.
a
Vouchers deposited at Grand Valley State University Herbarium (GVSC), Grand Valley State University Department of Biology, Allendale, Michigan, USA.