ID Remarks:
Mixed with Spirodela polyrrhiza, Lemna turionifera, and Lemna trisulca
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Collector:
Moore, John W. 13731
Date: 1940-10-05
Additional Collectors:
Johnstons, Bruce
Locality:
United States, Minnesota, Scott, Fisher Lake, Minnesota River bottoms, 1/2 mile west of the Bloomington Bridge [Minnesota Valley National Wildlife Refuge; T27N;R22W]