Angiospermae - Saxifragales - Haloragaceae
Parent taxon: Saxifragales according to The Angiosperm Phylogeny Group 2016
See also Taylor et al. 2008
Sister taxa: Altingiaceae, Ambaroxylon, Aphanopetalaceae, Cercidiphyllaceae, Crassulaceae, Cynomoriaceae, Daphniphyllaceae, Escalloniiphyllum, Grossulariaceae, Haloragis, Hamamelidaceae, Iteaceae, Paeoniaceae, Penthoraceae, Peridiscaceae, Saxifragaceae, Tetracarpaeaceae
Subtaxa: Gonocarpus Haloragicarya Haloragodendron Laurembergia Myriophyllum Wilsonipites
Ecology: "photoautotroph"
Distribution:
• Quaternary of Australia (35 collections), India (21), the United Kingdom (1), United States (4: North Carolina, South Carolina, Virginia, Washington)
• Pliocene to Pleistocene of Italy (2)
• Pliocene of Germany (4), Italy (1), the Russian Federation (1)
• Miocene of Japan (1), Poland (1), the Russian Federation (9), United States (2: Massachusetts)
• Oligocene of the Russian Federation (1)
• Eocene of Argentina (1), Colombia (1), Myanmar (2), United States (1: Washington)
• Tertiary of Japan (1), the Russian Federation (1)
Total: 90 collections including 116 occurrences