Solanum sisymbriifolium is commonly known as vila-vila, sticky nightshade, red buffalo-bur, the fire-and-ice plant, litchi tomato, or Morelle de Balbis.The small edible fruits are red on the outside and yellow inside. It grows inside a spiny, green husk. The fruit is ripe when it is easily removed from the stem. The flavor resembles sour cherries and a little bit like a tomato.This plant has been used as a trap crop to protect potatoes from potato cyst nematode. The stems and leaves contain solasodine ...