Wadithamnus

Wadithamnus artemisioides is a species of flowering plant belonging to the family Amaranthaceae. It is a subshrub or shrub native to Yemen and Oman in the southern Arabian Peninsula. It is the sole species in genus Wadithamnus.

Two subspecies are accepted:
 * Wadithamnus artemisioides subsp. artemisioides – southern Yemen
 * Wadithamnus artemisioides subsp. batharitica (A.G.Mill. & J.A.Nyberg) T.Hammer & R.W.Davis – southern Oman