Distribution: This family consists of 2 cosmopolitan genera with c. 30 species.
Description: The species in this family are rhizomatous, perennial herbs, emergent
or growing in wet on soil, sometimes submerged and floating and are monoecious.
For more details regarding the description of species within this family please see:
https://vicflora.rbg.vic.gov.au/flora/taxon/f523fbdb-a848-4d74-988f-9a3a8ebebca2
Pollen Morphology: See the specific descriptions in the different genus taxa within
this family.