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Prairie Grove, Washington County, Arkansas, USA
latitude: 35.976002
longitude: -94.318001
Precision of location: Alexandria Digital Library (with USGS GNIS data)
Site Named Here: By name of site (or city, etc.)
| Dendrocoelopsis americana | 1939 or earlier | Watson Cave near Prairie Grove. | ||
| Dendrocoelopsis americana | 1939 or earlier | spring near Watson Cave near Prairie Grove. |