Légume - tubercules

Légume - tubercules
Légume - tubercules: plantes potagères dont le tubercule est une excroissance de la tige souterraine et sert de réserve nutritive à la plante.
Patate douce: plante dont on mange le tubercule.

Photo :

EN : Sweet potato (yam)
FR : Patate douce
ES : Batata (boniato, camote)

Patate 
          douce

The sweet potato is a crop plant whose large, starchy, sweet tasting tuberous roots are an important root vegetable. The young leaves and shoots are sometimes eaten as greens. The plant does not tolerate frost. It grows best at an average temperature of 24 °C.