Simplify the following text for a Grade 11 native English-speaking person.
Original: Ginseng is any one of eleven distinct species of slow-growing perennial plants with fleshy roots , belonging to the Panax genus in the family Araliaceae .
Simplified: Ginseng refers to species within Panax , a genus of 11 species of slow-growing perennial plants with fleshy roots , in the family Araliaceae .