Wolffia Lead 1
Home Keys To Genera List Of Species Search Lemna Spirodela Wolffia Wolffiella Wayne's Word

On-Line Key to the Lemnaceae

On-Line Key to the Lemnaceae

Key to Species of WOLFFIA

Lead 1

  • Tip of plant body clearly pointed (and slightly upturned), upper surface distinctly flattened; dead plants dotted with brown pigment cells - Wolffia borealis

  • Tip of plant body rounded (not slightly upturned), upper surface more or less rounded (except W. arrhiza) or flattened with a central papule (as in W. brasiliensis) - Lead 2

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