| Specimen ID | 1321027 |
| Group | Plants |
| Genus | Najas |
| Species | minor |
| Common Name | brittle waternymph |
| State | IL |
| County | DuPage |
| Locality | Mallard Lake Forest Preserve near Hanover Park. In the northwestern corner of Mallard Lake |
| Mapping Accuracy | Accurate |
| HUC8 Name | Des Plaines |
| HUC8 Number | 07120004 |
| HUC10 Name | Du Page River |
| HUC10 Number | 0712000408 |
| HUC12 Name | Upper West Branch Du Page River |
| HUC12 Number | 071200040801 |
| Map | |
| Collection Day | 13 |
| Collection Month | 8 |
| Collection Year | 1998 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker on small watercraft |
| Status | established |
| Reference 1 |
| Ref. Number: | 18446 |
| Author: | Morton Arboretum |
| Date: | 2017 |
| Title: | Morton Arboretum Herbarium (MOR) |
| Publisher: | SEINet Data Portal |
| Volume: | 2009 |
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| Comments | MOR 141407 |
| Record Type | Specimen |
| Disposal | Morton Arboretum |
| Museum Cat Number | MOR 141407 |
| Freshwater/Marine | Freshwater |