| Specimen ID | 244470 |
| Group | Plants |
| Genus | Najas |
| Species | marina |
| Common Name | holly-leaf waternymph |
| State | WI |
| County | Jefferson |
| Locality | Rock Lake |
| Mapping Accuracy | Accurate |
| HUC8 Name | Upper Rock |
| HUC8 Number | 07090001 |
| HUC10 Name | Crawfish River |
| HUC10 Number | 0709000110 |
| HUC12 Name | Rock Creek |
| HUC12 Number | 070900011003 |
| Map | |
| Collection Month | 7 |
| Collection Year | 1990 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker |
| Status | unknown |
| Reference 1 |
| Ref. Number: | 28842 |
| Author: | University of Wisconsin - Madison |
| Date: | 2017 |
| Title: | Wisconsin State Herbarium (WIS) |
| Publisher: | SEINet Data Portal |
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| Reference 2 |
| Ref. Number: | 28331 |
| Author: | SEINet Portal Network. |
| Date: | 2021 |
| Title: | Southwest Environmental Information Network |
| Publisher: | Symbiota Software Project, Arizona State University |
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| Record Type | Specimen |
| Earliest Record | county |
| Disposal | Herbarium |
| Museum Cat Number | v0216366WIS |
| Freshwater/Marine | Freshwater |
