| Specimen ID | 1654857 |
| Group | Plants |
| Genus | Carex |
| Species | extensa |
| Common Name | longbract sedge |
| State | MD |
| County | Somerset |
| Locality | Rumbly Point Road, Irish Grove, Maryland |
| Mapping Accuracy | Accurate |
| HUC8 Name | Pokomoke-Western Lower Delmarva |
| HUC8 Number | 02080111 |
| HUC10 Name | Marumsco Creek-Pocomoke Sound |
| HUC10 Number | 0208011105 |
| HUC12 Name | Marumsco Creek-Pocomoke Sound |
| HUC12 Number | 020801110501 |
| Map | |
| Collection Day | 5 |
| Collection Month | 7 |
| Collection Year | 2013 |
| Year Accuracy | Actual |
| Potential Pathway | dispersed |
| Status | established |
| Reference 1 |
| Ref. Number: | 25944 |
| Author: | iNaturalist |
| Date: | 2024 |
| Title: |
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| Comments | iNaturalist observation ID: 338975 |
| Record Type | Literature |
| Verifier | USGS NAS staff |
| Freshwater/Marine | Freshwater |
