| Specimen ID | 238306 |
| Group | Plants |
| Genus | Myriophyllum |
| Species | spicatum |
| Common Name | Eurasian watermilfoil |
| State | IA |
| County | Floyd |
| Locality | Rudd Lake |
| Mapping Accuracy | Accurate |
| HUC8 Name | Shell Rock |
| HUC8 Number | 07080202 |
| HUC10 Name | Flood Creek |
| HUC10 Number | 0708020205 |
| HUC12 Name | Headwaters Flood Creek |
| HUC12 Number | 070802020501 |
| Map | |
| Collection Year | 2003 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker on small watercraft |
| Status | established |
| Record Type | Personal communication |
| Earliest Record | drainage |
| Freshwater/Marine | Freshwater |
