| Specimen ID | 249956 |
| Group | Plants |
| Genus | Murdannia |
| Species | keisak |
| Common Name | marsh dewflower |
| State | WA |
| County | Wahkiakum |
| Locality | Columbia River, north shore below Steamboat Slough Road |
| Mapping Accuracy | Accurate |
| HUC8 Name | Lower Columbia-Clatskanie |
| HUC8 Number | 17080003 |
| HUC10 Name | Elochoman River-Frontal Columbia River |
| HUC10 Number | 1708000307 |
| HUC12 Name | Lower Elochoman River-Frontal Columbia River |
| HUC12 Number | 170800030704 |
| Map | |
| Collection Day | 21 |
| Collection Month | 8 |
| Collection Year | 2005 |
| Year Accuracy | Actual |
| Potential Pathway | unknown |
| Status | established |
| Reference 1 |
| Ref. Number: | 16085 |
| Author: | University of Washington. |
| Date: | 2007 |
| Title: | Burke Museum of Natural History and Culture: Herbarium. |
|
|
| Comments | Stoloniferous, occasional at upper edge of freshwater intertidal marsh, with Sagittaria latifolia, Lythrum salicaria, Sium suave, Crassula aquatica, Juncus oxymeris. |
| Record Type | Literature |
| Earliest Record | state |
| Museum Cat Number | WTU-363691 |
| Freshwater/Marine | Freshwater |
