Only known in cultivation, probably originating in Andes, Peru (I), Colombia (I), Panama (I), Costa Rica (I), Mexico (I), Guatemala (I), Honduras (I), El Salvador (I), Nicaragua (I), Panama (I), Australia (I) (Western Australia (I), Northern Territory (I), South Australia (I), Queensland (I)), Taiwan (I), Korea (I), China (I), Tibet (I), Uzbekistan (I), Java (I), Bhutan (I), Myanmar [Burma] (I), Bangladesh (I), trop. Africa (I), Galapagos Isl. (I), Nicaragua (I), Jamaica (I), New Zealand (I), Chatham Isl. (I), Puerto Rico (I), Haiti (I), Dominican Republic (I), Ecuador (I), Chile (I), Lord Howe Isl. (I), Juan Fdz. Isl. (I), Bolivia (I), Argentina (I), Niue (I), Austral Isl. (I) (Tubuai (I)), Mauritius (I), La Runion (I), Azores (I) (Sao Miguel Isl. (I), Terceira (I), Pico (I), Faial (I), Flores Isl. (I), Corvo Isl. (I)), Madeira (I) (Madeira Isl. (I), Porto Santo Isl. (I)), Canary Isl. (I) (Lanzarote (I), Fuerteventura (I), Gran Canaria (I), Tenerife (I), La Gomera (I), Hierro (I), La Palma Isl. (I)), Cape Verde Isl. (I) (Santo Antao Isl. (I)), Morocco (I), Tunisia (I), Austria (I), Slovakia (I), Baleares (I), France (I), Croatia (I), Spain (I), Portugal (I), Gibraltar (I), Crete (I), Bosnia & Hercegovina (I), Hawaii (I) (Kauai (I), Molokai (I), Maui (I), Hawaii Isl. (I)), India (I), Vietnam (I), USA (I) (California (I), Massachusetts (I), New Hampshire (I), Pennsylvania (I), Virginia (I)), Cameroon (I), Mozambique (I), Angola (I), Trinidad & Tobago (I) 118273 0