The family Simmondsiaceae consists of flowering plants primarily found in arid regions. It includes the genus Simmondsia, which is best known for the species Simmondsia chinensis, commonly referred to as jojoba. This plant is valued for its seeds, which produce a liquid wax used in cosmetics and industrial applications. Members of the Simmondsiaceae family are characterized by their drought-resistant features, such as thick leaves and deep root systems. They typically thrive in sandy or rocky soils, making them well-adapted to harsh environments. The family plays a role in ecological systems by providing habitat and food for various wildlife.