Les, D.H.; Crawford, D.J. 1999: Landoltia (Lemnaceae), A New Genus of Duckweeds . Novon 9(4): 530–533.
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Reference Properties
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| Les, D.H.; Crawford, D.J. 1999: Landoltia (Lemnaceae), A New Genus of Duckweeds . Novon 9(4): 530–533. |