| Specimen ID | 228723 |
| Group | Plants |
| Genus | Alternanthera |
| Species | philoxeroides |
| Common Name | alligatorweed |
| State | CA |
| County | San Bernardino |
| Locality | Santa Ana River, SW of intersection of interstates 215 and 10, south of San Bernardino |
| Mapping Accuracy | Accurate |
| HUC8 Name | Santa Ana |
| HUC8 Number | 18070203 |
| HUC10 Name | Upper Santa Ana River |
| HUC10 Number | 1807020305 |
| HUC12 Name | Warm Creek-Santa Anna River |
| HUC12 Number | 180702030508 |
| Map | |
| Collection Day | 29 |
| Collection Month | 10 |
| Collection Year | 1997 |
| Year Accuracy | Actual |
| Potential Pathway | unknown |
| Status | established |
| Reference 1 |
| Ref. Number: | 10516 |
| Author: | California Division of Plant Industry. |
| Date: | 1996 |
| Title: | Detection Manual: Township Map of Alligatorweed Infestations. |
| Publisher: | State of California, Department of Food and Agriculture, Division of Plant Industry, Plant Pest Diagnostics Branch, Botany. |
| Pages: | 2 |
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| Record Type | Literature |
| Verifier | Hrusa.971031 |
| Freshwater/Marine | Freshwater |
