Cacti belong to the family cactaceae.

... Cacti belong to the family cactaceae. All plants (and animals) are classified into groups known as families, which are subdivided into genera. Genera are then divided again into species and varieties. Plants in the same genus but of different species share some basic characteristics nut may differ in size, shape or colouring. Correctly labelled plants have a genus name followed by a species and if appropriate a variety. Cacti or succulent? There is a lot of confusion about the differences between cacti and succulents. The only difference between them according to Ken March in his book titled 'Cacti and other Succulents' is that cacti are equipped with spines that emerge from areoles on the plant. Cacti produce many types of spines depending on the variety of the plant. Although the larger spines provide more dramatic protection for the cactus even the smallest almost invisible spines can act as a deterrent towards predators. Apart from

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