Calvin College
Catalog #: CALVIN003884
Secondary Catalog #: Specimen Number 7322
Taxon: Wolffia punctata Griseb.
Family: Araceae
Collector: Daniel Spalink   32   
Date: 2008-06-09
Verbatim Date: 6/9/2008
Locality: United States, Michigan, Kent, In water beside dock on N shore of Flat Iron Lake near Calvin house off Hart St. N 43*0.7478' W85*23.454
Habitat: Floating on surface of .5 m water near shore of Flat Iron Lake; with Lemna triscula, Spirodela polyrhiza, Ceratophyllum dermersum, and Potamogeton. Sheet also contains Wolffia columbiana
Specimen Images
Record Id: 19f9b7d1-c47e-453d-a300-0181051684a1
Occurrence ID (GUID): 19f9b7d1-c47e-453d-a300-0181051684a1
For additional information on this occurrence, please contact: Dave Warners (
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