Marijuana came from the plant Cannabis sativa Cannabis or more popularly known as Marijuana came from the plant Cannabis sativa, an annual herbaceous plant. Marijuana is actually a recreational drug that people use as a joint or cigarette, pretty much like tobacco. Parts of the plant that are used to make the drug are the leaves, stems, flowers, and seeds. Though cannabis has it's share of perks and medical advantages, there is also a downside to it. In a society where we are always reminded ...