Botanical name: Pachyrhizus erosus
Common names: Yam Bean, Jicama
Family: Fabaceae
Subfamily: Faboideae
Origin: Mexico
The vines will climb for five meters, the eatable caudex grow up to 30 centimetres in diameter. The flowers are deep violet to white. More often, roots are round and beet-shaped with a distinctive taproot. The edible portion is the starchy root , which is eaten raw or cooked.
Link to this plant:
https://toptropicals.com/catalog/uid/pachyrhizus_erosus.htm