Pachyrhizus erosus
The jícama vine can grow up to a height of 4-5 meters (13-16 feet). Its root can grow up to 2 m (6.5 ft) of length and weigh up to 20 kilograms (44 pounds). The heaviest jícama root recorded weighed 23 kg (51 lb) and was found in the Phillipines in 2010.