| Specimen ID | 232996 |
| Group | Plants |
| Genus | Potamogeton |
| Species | crispus |
| Common Name | curly-leaf pondweed |
| State | PA |
| County | Allegheny |
| Locality | Twelvemile Island, Allegheny River near Lock and Dam No 3 |
| Mapping Accuracy | Approximate |
| HUC8 Name | Lower Allegheny |
| HUC8 Number | 05010009 |
| Map | |
| Collection Day | 23 |
| Collection Month | 6 |
| Collection Year | 1975 |
| Year Accuracy | Actual |
| Potential Pathway | unknown |
| Status | established |
| Reference 1 |
| Ref. Number: | 10518 |
| Author: | Pennsylvania Flora Database. |
| Date: | 2011 |
| Title: | Pennsylvania Flora Project |
| Publisher: | Morris Arboretum at the University of Pennsylvania (MOAR) |
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| Comments | CollectorNumber: 230143 |
| Record Type | Literature |
| Museum Cat Number | herb/ CM |
| Freshwater/Marine | Freshwater |
