| Specimen ID | 1634535 |
| Group | Plants |
| Genus | Cyperus |
| Species | difformis |
| Common Name | smallflower umbrella sedge |
| State | NY |
| County | Suffolk |
| Locality | Town of Islip, Just E of the E boundary of Edgewood Oak Brush Plains Preserve, about 520 meters N of Long Island Ave |
| Mapping Accuracy | Accurate |
| HUC8 Name | Southern Long Island |
| HUC8 Number | 02030202 |
| HUC10 Name | Great South Bay-Fire Island Inlet |
| HUC10 Number | 0203020204 |
| HUC12 Name | Sampawams Creek |
| HUC12 Number | 020302020403 |
| Map | |
| Collection Day | 3 |
| Collection Month | 9 |
| Collection Year | 2012 |
| Year Accuracy | Actual |
| Potential Pathway | dispersed |
| Status | established |
| Reference 1 |
| Ref. Number: | 28178 |
| Author: | The New York Botanical Garden |
| Date: | 2018 |
| Title: | William and Lynda Steere Herbarium (NY) |
| 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 | NY |
| Museum Cat Number | 2806791 |
| Freshwater/Marine | Freshwater |
