Pepper is a most important and is one of the oldest spices. The pepper plant is a smooth evergreen creeper, swollen at its roots.
Black pepper is the whole dried spice.
Both are used in powdered form or ground. In 372-287 B.C, Greek philosopher Theophrastus had mentioned. Pepper in his writing. Ancient Romans, Greek and some other tribes of Central Asia used pepper in their food and medicine. It was used in seasoning food and as a preservative in meat.