| Specimen ID | 238679 |
| Group | Plants |
| Genus | Ludwigia |
| Species | grandiflora |
| Common Name | large-flower primrose-willow |
| State | OR |
| County | Lane |
| Locality | Triangle Lake, near southern mouth of Lake Creek |
| Mapping Accuracy | Accurate |
| HUC8 Name | Siuslaw |
| HUC8 Number | 17100206 |
| HUC10 Name | Lake Creek |
| HUC10 Number | 1710020606 |
| HUC12 Name | Triangle Lake-Lake Creek |
| HUC12 Number | 171002060602 |
| Map | |
| Collection Day | 15 |
| Collection Month | 11 |
| Collection Year | 1990 |
| Year Accuracy | Actual |
| Potential Pathway | planted ornamental | dispersed |
| Status | established |
| 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 |
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| Comments | plants prostrate; two specimens collected on the same date: one recorded as Ludwigia hexapetala (OSC173844) and one as Ludwigia uruguayensis (OSC173840) |
| Record Type | Literature |
| Earliest Record | drainage |
| Disposal | OSC |
| Verifier | R. Halse, OSU Herbarium |
| Freshwater/Marine | Freshwater |
