| Specimen ID | 261695 |
| Group | Plants |
| Genus | Juncus |
| Species | compressus |
| Common Name | roundfruit rush |
| State | IL |
| County | Cook |
| Locality | In drainage ditch and embankment of south-bound Cicero Ave exit of 1-294 |
| Mapping Accuracy | Accurate |
| HUC8 Name | Chicago |
| HUC8 Number | 07120003 |
| HUC10 Name | Calumet Sag Channel-Little Calumet River |
| HUC10 Number | 0712000304 |
| HUC12 Name | Calumet Sag Channel |
| HUC12 Number | 071200030403 |
| Map | |
| Collection Day | 6 |
| Collection Month | 6 |
| Collection Year | 1987 |
| Year Accuracy | Actual |
| Potential Pathway | dispersed |
| Status | established |
| Comments | Cataloged at the Morton Arboretum |
| Record Type | Specimen |
| Museum Cat Number | 73283 |
| Freshwater/Marine | Freshwater |
