| Specimen ID | 234874 |
| Group | Plants |
| Genus | Myriophyllum |
| Species | heterophyllum |
| Common Name | variable-leaf watermilfoil |
| State | MA |
| County | Hampden |
| Locality | Long Pond, Westfield City |
| Mapping Accuracy | Accurate |
| HUC8 Name | Westfield River |
| HUC8 Number | 01080206 |
| HUC10 Name | Outlet Westfield River |
| HUC10 Number | 0108020603 |
| HUC12 Name | Powerdmill Brook-Westfield River |
| HUC12 Number | 010802060305 |
| Map | |
| Collection Day | 2 |
| Collection Month | 9 |
| Collection Year | 1983 |
| Year Accuracy | Actual |
| Potential Pathway | planted ornamental | dispersed | hitch hiker on small watercraft |
| Status | established |
| Reference 1 |
| Ref. Number: | 13439 |
| Author: | IPANE. |
| Date: | 2001 |
| Title: | Invasive Plant Atlas of New England (IPANE) at the University of Connecticut online database. |
| Publisher: | University of Conneticut, USDA. |
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| Record Type | Literature |
| Freshwater/Marine | Freshwater |
