Atriplex acanthocarpa is a species of flowering plant in the amaranth family known by the common names armed saltbush, tubercled saltbush, and huaha. It is native to North America, where it is limited to the US states of Arizona, New Mexico, and Texas, and adjacent Mexico.This species is a shrub or subshrub producing stems with woody bases growing up to about a meter tall by a meter wide. It has a woody root. It is evergreen, the leaves persisting through the seasons.