Amaranthaceae is a family of flowering plants, consisting of approximately 165 genera and 2,500 species. Some of the synonyms for Amaranthaceae include the pigweed family, the goosefoot family, or the tumbleweed family. The family is characterized by their unique floral structures that cluster together into dense inflorescences. The Amaranthaceae family is a versatile and highly adaptive group of plants that can be found in a variety of habitats worldwide, including deserts, rain forests, and grasslands. Many species within the family are used for medicinal purposes or as a source of food. Examples include spinach, quinoa, and beets.