Lemna Lead 6
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 LEMNA

Lead 6

  • Upper surface gen with midline row of minute papules; lower surface becoming reddish (especially near root); overwintering turions (small, rootless or short-rooted, starch-filled daughter plants) becoming dark green or brown in autumn - Lemna turionifera

  • Upper surface gen smooth; lower surface green; without dark-colored, overwintering turions - Lemna minor

     Upper surface gen smooth with prominent apical papule; lower surface becoming reddish; without dark, overwintering turions - Lemna obscura

    Not In Western Continental United States (But Does Occur In Hawaii)

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