| Specimen ID | 246175 |
| Group | Plants |
| Genus | Myriophyllum |
| Species | spicatum |
| Common Name | Eurasian watermilfoil |
| State | OR |
| County | Columbia |
| Locality | Sauvie Island, along land joining Oak and Sauvie Islands, in a branch of the Gilbert River |
| Mapping Accuracy | Accurate |
| HUC8 Name | Lower Willamette |
| HUC8 Number | 17090012 |
| HUC10 Name | Multnomah Channel |
| HUC10 Number | 1709001203 |
| HUC12 Name | Multnomah Channel |
| HUC12 Number | 170900120305 |
| Map | |
| Collection Day | 10 |
| Collection Month | 7 |
| Collection Year | 1981 |
| Year Accuracy | Actual |
| Potential Pathway | unknown |
| Status | collected |
| Reference 1 |
| Ref. Number: | 16087 |
| Author: | Many. |
| Date: | 2007 |
| Title: | Oregon Vascular Plant Database. |
| Publisher: | Oregon State University Herbarium. |
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| Comments | Very common in the main channel of a river; forming large mats with an alga. |
| Record Type | Specimen |
| Earliest Record | drainage |
| Museum Cat Number | OSC161981/OSC165088 |
| Verifier | Richard R. Halse |
| Freshwater/Marine | Freshwater |
