LEMNACE-E DUCKWEED FAMILY 



Lemnas 



Duckweeds. 



Floating in many ponds and ditches are often masses 

 of tiny green plants, with oblong or rounded blue green 

 leaves and no visible flowers. These are the Lemnas of 

 which two, the minor and the trisculca, are reported from 

 Nantucket. 



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