| Specimen ID | 261698 |
| Group | Plants |
| Genus | Juncus |
| Species | compressus |
| Common Name | roundfruit rush |
| State | IL |
| County | DuPage |
| Locality | NE quadrant of the intersection of York and Roosevelt Rds, S of Elmhurst |
| Mapping Accuracy | Accurate |
| HUC8 Name | Des Plaines |
| HUC8 Number | 07120004 |
| HUC10 Name | Salt Creek |
| HUC10 Number | 0712000404 |
| HUC12 Name | Lower Salt Creek |
| HUC12 Number | 071200040404 |
| Map | |
| Collection Day | 3 |
| Collection Month | 7 |
| Collection Year | 1989 |
| Year Accuracy | Actual |
| Potential Pathway | dispersed |
| Status | established |
| Comments | Cataloged at the Morton Arboretum |
| Record Type | Specimen |
| Museum Cat Number | 91715 |
| Freshwater/Marine | Freshwater |
