| Specimen ID | 234516 |
| Group | Plants |
| Genus | Callitriche |
| Species | stagnalis |
| Common Name | pond water-starwort |
| State | PA |
| County | Berks |
| Locality | Berks County |
| Mapping Accuracy | Centroid |
| Centroid Type | County |
| HUC8 Name | Schuylkill |
| HUC8 Number | 02040203 |
| Map | |
| Collection Day | 19 |
| Collection Month | 4 |
| Collection Year | 1941 |
| Year Accuracy | Actual |
| Potential Pathway | unknown |
| Status | established |
| Reference 1 |
| Ref. Number: | 10792 |
| Author: | Philbrick, C.T., R.A. Aakjar, Fr., and R.L. Stuckey |
| Date: | 1998 |
| Title: | Invasion and spread of Callitriche stgnalis (Callitrichaceae) in North America. |
| Journal: | Rhodora |
| Volume: | 100 |
| Issue: | 901 |
| Pages: | 25-38 |
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| Comments | CollectorNumber: Wilkens 6555 |
| Record Type | Literature |
| Museum Cat Number | PH |
| Verifier | Philbrick |
| Freshwater/Marine | Freshwater |
