Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
1658734
| IA | Woodbury | Holly Springs, ca. 5 mi E and 1 mi N of, on a dam in the Lum Hollow Watershed System | 1969 |
10230004
| Monona-Harrison Ditch | unknown |
1668612
| IA | Woodbury | Holly Springs, ca. 5 mi E and 1 mi N of, on a dam in the Lum Hollow Watershed System | 1969 |
10230004
| Monona-Harrison Ditch | unknown |
1668974
| IA | Woodbury | Holly Springs, ca. 5 mi E and 1 mi N of, on a dam in the Lum Hollow Watershed System | 1969 |
10230004
| Monona-Harrison Ditch | unknown |
1668998
| IA | Woodbury | Holly Springs, ca. 5 mi E and 1 mi N of, on a dam in the Lum Hollow Watershed System | 1969 |
10230004
| Monona-Harrison Ditch | unknown |
1669008
| IA | Woodbury | Holly Springs, ca. 5 mi E and 1 mi N of, on a dam in the Lum Hollow Watershed System | 1969 |
10230004
| Monona-Harrison Ditch | unknown |