| Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
|
1714299
| IA | Davis | A 1+ acre, rectangular artificial pond is located ca 40 m N of State Hwy 2. The pond is on the Southern Iowa Drift Plain | 2001 |
07110001
| Bear-Wyaconda | |
|
1714298
| IA | Louisa | east side of Long Lake, an artificially raised marsh in Cone Marsh Wildlife Management Area | 1998 |
07080209
| Lower Iowa | |
|
1714297
| IA | Lucas | Shallow water at southedge of lake, Red Haw Hill State Park | 1956 |
07100008
| Lake Red Rock | |