| Specimen ID | 262741 |
| Group | Plants |
| Genus | Ludwigia |
| Species | grandiflora |
| Common Name | large-flower primrose-willow |
| State | OR |
| County | Linn |
| Locality | Tremaines slough, 4 mi. E. of Corvallis |
| Mapping Accuracy | Accurate |
| HUC8 Name | Upper Willamette |
| HUC8 Number | 17090003 |
| HUC10 Name | Lower Calapooia River |
| HUC10 Number | 1709000304 |
| HUC12 Name | Calapooia River |
| HUC12 Number | 170900030403 |
| Map | |
| Collection Day | 28 |
| Collection Month | 11 |
| Collection Year | 1952 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker | dispersed | released |
| Status | collected |
| Reference 1 |
| Ref. Number: | 29916 |
| Author: | Link-Perez, M. (curator), and A. Liston (director). |
| Date: | 2016 |
| Title: | Oregon State University Herbarium (OSC) |
| Publisher: | Oregon State University |
|
|
| Comments | recorded as Ludwigia hexapetala |
| Record Type | Literature |
| Earliest Record | county |
| Disposal | OSC |
| Museum Cat Number | OSC84013 |
| Verifier | R. Halse, OSU Herbarium |
| Freshwater/Marine | Freshwater |
