| Specimen ID | 229565 |
| Group | Plants |
| Genus | Landoltia |
| Species | punctata |
| Common Name | dotted duckweed |
| State | PA |
| County | Crawford |
| Locality | 1.2 mi. north of Riceville, in a swampy area along the roads |
| Mapping Accuracy | Approximate |
| HUC8 Name | Middle Allegheny-Tionesta |
| HUC8 Number | 05010003 |
| Map | |
| Collection Year | 1965 |
| Year Accuracy | Publication Year |
| Potential Pathway | unknown |
| Status | established |
| Reference 1 |
| Ref. Number: | 10367 |
| Author: | Wohler, J.R., I.M. Wohler, and R.T. Hartman |
| Date: | 1965 |
| Title: | The occurrence of Spirodela oligorrhiza in Western Pennsylvania. |
| Journal: | Castanea |
| Volume: | 30 |
| Pages: | 230-231 |
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| Record Type | Literature |
| Freshwater/Marine | Freshwater |
