|definition||Distribution: A family of 6 genera and c. 120 species mainly in the temperate and
cooler regions of the northern hemisphere.
Description: This family are a group of deciduous trees or shrubs, monoecious.
For more details regarding the description of species within this family please see: https://profiles.ala.org.au/opus/foa/profile/Betulaceae
Pollen Morphology: The pollen produced by this family a variable in appearance. See the specific descriptions in the different genus taxa within this family.