Gorgona Agricultural Penal Colony also home to a vegetable garden and olive tree grove where olive oil is produced, as well as livestock facilities which high quality cheese, chicken and pork is produced. The island is named after the Gorgons of Greek mythology which were three sisters, Medusa, Stheno and Euryale, who had hair made of venomous snakes that could turn any observer into stone. Since the 4th century AD, Gorgona has been home to various monastic orders including the Benedictines until it finally came under the influence of the Carthusians in the 14th century. Eventually the Gorgona Abbey was abandoned in 1425 though
Euryale ferox are submerged. In India, "Euryale" normally grows in ponds, wetlands etc. Recently the Indian Council of Agricultural Research have developed a technique for the field cultivation of "Euryale". It is eaten in Manipur. It is cooked along with "Allium tuberosum", garlic chives, Oriental garlic, Asian chives, Chinese chives, Chinese leek, bori etc. In Manipur, "E. ferox" is a local delicacy. The plant produces starchy white seeds that are edible. The plant is cultivated for its seeds in lowland ponds in India, China, and Japan. The Chinese have cultivated the plant for over 3000 years. More than 96,000 hectares of Bihar,