Opuntia leucotricha is a species of cactus with the common names: arborescent pricklypear, Aaron's beard cactus, and semaphore cactus; and (in Spanish) duraznillo blanco and nopal blanco.
Opuntia leucotricha is a tree-like cactus, growing up to tall. The platyclades have a thin fuzz of white hairs on their joints.
The plant is an invasive species in Florida.
The plant is endemic to Mexico. The cactus occurs in mountain habitats, in the states of: San Luis PotosÃÂ, Tamaulipas, Zacatecas, Guanajuato, and Querétaro.