Spanish omelette wheat tortilla of Mexico and neighbouring countries, which is a thin flatbread. In most of Hispanic America, where both the flatbread and potato omelette are eaten, the omelette is called "tortilla española" to distinguish it from the maize tortilla of the region. Because the potato is called "papa" in much of Hispanic America (instead of the term "patata" used in Spain), this dish can sometimes be referred to as "tortilla de papas" in that region as well. The Spanish tortilla ("tortilla de patatas" in Spain) is widely eaten in Spain and some Spanish-speaking countries. While there are numerous regional variations,
World Vegetable Center at the World Vegetable Center. Indigenous vegetables are domesticated or semi-wild vegetable crops that are grown in particular regions as an integral part of a local food system. Many of them are underutilized crops, particularly in regions where they are not native. A collection of vegetable germplasm is kept at the World Vegetable Center, which is considered to have the "largest and most diverse collection...in the world.". The collection itself contains more than 60,000 accessions of 442 different species collected from 156 countries. AVGRIS, the AVRDC Vegetable Genetic Resources Information System, provides access to all the Center's data associated with