| Specimen ID | 261652 |
| Group | Plants |
| Genus | Hydrilla |
| Species | verticillata |
| Subspecies | verticillata |
| Common Name | whorled hydrilla |
| State | TX |
| County | Marion |
| Locality | Lake O the Pines |
| Mapping Accuracy | Accurate |
| HUC8 Name | Lake O'the Pines |
| HUC8 Number | 11140305 |
| HUC10 Name | Alley Creek-Big Cypress Creek |
| HUC10 Number | 1114030504 |
| HUC12 Name | Jones Creek-Big Cypress Creek |
| HUC12 Number | 111403050401 |
| Map | |
| Collection Day | 11 |
| Collection Month | 9 |
| Collection Year | 2006 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker on small watercraft |
| Status | established |
| Reference 1 |
| Ref. Number: | 18718 |
| Author: | Bister, T.J., and M.W. Brice. |
| Date: | 2007 |
| Title: | Lake O the Pines 2006 Survey Report. |
| Publisher: | Texas Parks and Wildlife Department, Austin, TX. |
| Volume: | 2007 |
| Issue: | July 31 |
|
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| Comments | greater than 3,000 acres in 1999 and declined to 700 acres in 2002; 3,000 acres in 2006. |
| Record Type | Literature |
| Freshwater/Marine | Freshwater |
| Size | 3,000 acres |
