Simmondsiaceae – Jojoba Family

Plants in the single genus (Simmondsia), southwestern U.S. and Mexican Jojoba Family (Simmondsiaceae) are perennial, evergreen, dioecious shrubs with simple, leathery, opposite leaves, small, petal-less flowers with 5 sepals and a superior ovary, axillary clusters of staminate (male) flowers, solitary pistillate (female) flowers, and fruit in the form of an acorn-like capsule with oily seeds. Note: Some sources list plants in the genus Simmondsia as part of the Box Family (Buxaceae).

Listed below are some of the southeastern Arizona plants in this family.