Angiospermae - Arales - Lemnaceae
Parent taxon: Arales according to F. H. Knowlton 1919
See also Mabberley 2000 and McIver and Basinger 1993
Sister taxa: none
Subtaxa: Lemna Lemnaceaepites Limnobiophyllum Spirodela
Ecology: "photoautotroph"
Distribution:
• Quaternary of Australia (14 collections), India (17), the United Kingdom (1), United States (1: Washington)
• Pliocene of Germany (5), the Russian Federation (1)
• Miocene of Germany (1), Poland (1), the Russian Federation (5)
• Oligocene of Germany (1)
• Eocene of India (1), United States (3: Wyoming)
• Paleocene of Canada (1: Alberta), United States (4: North Dakota)
• Tertiary of the Russian Federation (1)
• Cretaceous of Canada (1: Alberta), United States (4: North Dakota, South Dakota)
Total: 62 collections including 64 occurrences