Family Corylaceae, also known as the birch family, is a group of flowering plants that includes trees such as birches, hazels, and hornbeams. These trees are known for their hardy wood and their ability to produce nuts and seeds that are sought after by many animals. There are several synonyms that are commonly used for this family, including Betulaceae, which is derived from the Latin word for birch, Betula. Other synonyms include Corylinae, which is a reference to the hazel genus Corylus, and Carpinaceae, which comes from the hornbeam genus Carpinus. No matter what name you use to refer to this family, it is clear that these trees play an important role in many ecosystems around the world.