[[File:Marathonginsengberry.jpg|thumb|right|''American ginseng'', ''Panacis quinquefolis'']]
'''Panacis quinquefolis''' ('''Panax quinquefolius, American ginseng''') is a herbaceous perennial plant in the ivy family, commonly used as Chinese or [[herbal medicine]]. An extract is sold as Cold-fX. It is native to eastern North America, though it is also cultivated in places such as China.<ref name="int"/>
== Uses ==