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Washington, District of Columbia, USA
latitude: 38.895
longitude: -77.037003
Precision of location: Alexandria Digital Library (with USGS GNIS data)
Site Named Here: By name of site (or city, etc.)
| Bipalium kewense | 1943 or earlier | from greenhouses. | ||
| Catenula virginia | 1956 or earlier | stream. | ||
| Catenula virginia | 1944 or earlier | growing abundantly in a large aquarium in the biology department, Catholic University. |