Noun
constituting the order Opuntiales
Source: WordNetIt occurs naturally in the peyote cactus (Lophophora williamsii), citation the San Pedro cactus (Echinopsis pachanoi), citation the Peruvian torch (Echinopsis peruviana), citation and in a number of other members of the Cactaceae plant family. Source: Internet
Later botanists, such as Philip Miller in 1754, divided cacti into several genera, which, in 1789, Antoine Laurent de Jussieu placed in his newly created family Cactaceae. Source: Internet
Many plant species, such as those in the family Cactaceae (or cacti ), have adaptations like reduced leaf area and waxy cuticles to enhance their ability to tolerate drought. Source: Internet