A. Seal is not endemic in Algeria, The only localisation where this species exist is in Tamanrasset. A. Ehrenbergiana could be encountered in many dried oueds (rivers) in many places in desert regions. More than that, bark of A. ehrenbergiana looks as reddish papyrus which let a greenish aspect under it., its height is lesser than A. seyal. Bark of A. seyal is also thicker.