Linaceae is a family of flowering plants that includes about 200 species, primarily known for their economic and ecological importance. The most notable member of this family is Linum usitatissimum, commonly known as flax, which is cultivated for its seeds and fibers. Flax seeds are rich in omega-3 fatty acids and are used in various food products, while the fibers are used to make linen fabric. Members of the Linaceae family are typically herbaceous plants, often with slender stems and narrow leaves. They are found in diverse habitats, ranging from temperate to tropical regions. The flowers are usually small and can be blue, yellow, or white, attracting various pollinators.