| Specimen ID | 1815161 |
| Group | Plants |
| Genus | Myriophyllum |
| Species | spicatum |
| Common Name | Eurasian watermilfoil |
| State | OR |
| County | Umatilla |
| Locality | Umatilla River |
| Mapping Accuracy | Accurate |
| HUC8 Name | Umatilla |
| HUC8 Number | 17070103 |
| HUC10 Name | Hunt Ditch-Umatilla River |
| HUC10 Number | 1707010313 |
| HUC12 Name | Umatilla River |
| HUC12 Number | 170701031306 |
| Map | |
| Collection Day | 8 |
| Collection Month | 8 |
| Collection Year | 2014 |
| Year Accuracy | Actual |
| Reference 1 |
| Ref. Number: | 45006 |
| Author: | NatureServe |
| Date: | 2025 |
| Title: | iMapInvasives: NatureServe’s online data system supporting strategic invasive species management |
| Publisher: | NatureServe |
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| Comments | iMapInvasives source record |
| Record Type | Literature |
