| Specimen ID | 260773 |
| Group | Plants |
| Genus | Butomus |
| Species | umbellatus |
| Common Name | flowering rush |
| State | MT |
| County | Sanders |
| Locality | Flathead River, just east of confluence with Clark Fork |
| Mapping Accuracy | Accurate |
| HUC8 Name | Lower Flathead |
| HUC8 Number | 17010212 |
| HUC10 Name | Flathead River-Camas Praire Basin |
| HUC10 Number | 1701021208 |
| HUC12 Name | Flathead River-Knowles Creek |
| HUC12 Number | 170102120810 |
| Map | |
| Collection Year | 2008 |
| Year Accuracy | Actual |
| Potential Pathway | dispersed |
| Status | established |
| Reference 1 |
| Ref. Number: | 17828 |
| Author: | Rice, P.M. |
| Date: | 2008 |
| Title: | INVADERS Database System. |
| Publisher: | Division of Biological Sciences, University of Montana, Missoula, MT 59812-4824. |
| Volume: | 2008 |
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| Record Type | Literature |
| Earliest Record | locale |
| Freshwater/Marine | Freshwater |