| Specimen ID | 1884053 |
| Group | Plants |
| Genus | Myriophyllum |
| Species | spicatum |
| Common Name | Eurasian watermilfoil |
| State | WA |
| County | Cowlitz |
| Locality | Speelyali Park Recreation Area, north shore of Merwin Reservoir, 4.2 air kilometers north-northeast of Dunegan Mountain. |
| Mapping Accuracy | Accurate |
| HUC8 Name | Lewis |
| HUC8 Number | 17080002 |
| HUC10 Name | Lower Lewis River |
| HUC10 Number | 1708000206 |
| HUC12 Name | Marble Creek-Lewis River |
| HUC12 Number | 170800020604 |
| Map | |
| Collection Day | 28 |
| Collection Month | 8 |
| Collection Year | 2013 |
| Year Accuracy | Actual |
| Status | established |
| Reference 1 |
| Ref. Number: | 28185 |
| Author: | University of Washington |
| Date: | 2018 |
| Title: | University of Washington Herbarium (WTU) |
| Publisher: | Consortium of Pacific Northwest Herbaria Specimen Database |
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| Reference 2 |
| Ref. Number: | 18815 |
| Author: | Olmstead, R., D.E. Giblin, and B. Legler. |
| Date: | 2013 |
| Title: | Consortium of Pacific Northwest Herbaria |
| Publisher: | University of Washington Herbarium |
| Volume: | 2009 |
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| Comments | Floating aquatic stranded on shoreline, over volcanics, with Elodea |
| Record Type | Specimen |
| Disposal | University of Washington Herbarium |
| Museum Cat Number | WTU-V-023017 |
| Verifier | Ian Pfingsten |
| Year Class | Vegetative |
