| Specimen ID | 242095 |
| Group | Plants |
| Genus | Myriophyllum |
| Species | heterophyllum |
| Common Name | variable-leaf watermilfoil |
| State | MA |
| County | Hampden |
| Locality | Cove of Hamilton Reservoir east of Mashapaug Road and north of Forest Road |
| Mapping Accuracy | Accurate |
| HUC8 Name | Quinebaug River |
| HUC8 Number | 01100001 |
| HUC10 Name | Upper Quinebaug River |
| HUC10 Number | 0110000101 |
| HUC12 Name | Mashapaug Pond |
| HUC12 Number | 011000010101 |
| Map | |
| Collection Day | 30 |
| Collection Month | 9 |
| Collection Year | 2001 |
| Year Accuracy | Actual |
| Potential Pathway | planted ornamental | dispersed ornamental | hitch hiker on small watercraft |
| Status | established |
| Reference 1 |
| Ref. Number: | 16042 |
| Author: | Invasive Plant Atlas of New England (IPANE). |
| Date: | 2007 |
| Publisher: | University of Conneticut, USDA |
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| Record Type | Literature |
| Museum Cat Number | |
| Freshwater/Marine | Freshwater |
