Cactus is a member of the plant family Cactaceae. Cacti are xerophytes in nature and are well adapted to conserve water in dry and hot environments. The stems are photosynthetic, green, thick, hard-walled, succulent and fleshy. Most of the species of cactus are used as ornamental plants in home gardens. In addition to that, they are also grown for fodder, forage, fruits, cochineal, and other uses.
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