Tetrachondraceae is a flowering plant family in the order Lamiales. The family contains the two genera Polypremum and Tetrachondra which together comprise the three species:
Polypremum procumbens L. (1753) – juniper leaf or rustweed
Tetrachondra hamiltonii Petrie ex Oliv. (1892)
Tetrachondra patagonica Skottsb. (1912)