| Specimen ID | 1693030 |
| Group | Plants |
| Genus | Persicaria |
| Species | hydropiper |
| Common Name | marshpepper knotweed |
| State | IL |
| County | Hardin |
| Locality | Old Driver Spring west and in valley of Big Creek and about 0.7 mile directly southwest of Pleasant Hill Cemetery and about 3 mile east and a little south of Hicks Dome, northeast of Hardin County. Lesser Shawnee Hill Section of the Shawnee Hills Natural Division. Coordinate Datum: WGS84/NAD83. Karbers Ridge |
| Mapping Accuracy | Accurate |
| HUC8 Name | Lower Ohio-Bay |
| HUC8 Number | 05140203 |
| HUC10 Name | Big Creek-Ohio River |
| HUC10 Number | 0514020305 |
| HUC12 Name | Goose Creek-Big Creek |
| HUC12 Number | 051402030501 |
| Map | |
| Collection Day | 14 |
| Collection Month | 9 |
| Collection Year | 1992 |
| Year Accuracy | Actual |
| Potential Pathway | unknown |
| Status | unknown |
| Reference 1 |
| Ref. Number: | 27378 |
| Author: | Cranberg, C., and R. Keller |
| Date: | 2020 |
| Title: | Illinois Database of Aquatic Non-native Species |
| Publisher: | School of Environmental Sustainability, Loyola University Chicago |
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| Reference 2 |
| Ref. Number: | 28887 |
| Author: | Minnaert-Grote, J. (manager). |
| Date: | 2015 |
| Title: | Illinois Natural History Survey Herbarium (ILLS) |
| Publisher: | Prairie Research Institute, Illinois Natural History Survey |
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| Record Type | Specimen |
| Museum Cat Number | ILLS00078733 |
| Verifier | Great Lakes Invasives Network |
| Freshwater/Marine | Freshwater |
