Introduced; All Africa, Madagascar, Arabia, and Atlantic islands.
Genera 5, species ca. 700 (1 genus, 2 species in the flora).
Aloaceae are closely related to and included by some authors in Liliaceae.
The juice of some Aloe species is used to make a purgative called bitter aloe; active ingredients include aloin and other anthraquinones. Additionally, the thick, mucilaginous gel of some species is widely used to treat minor thermal burns, itching, and sunburn.