Widespread. Plants are found from the Philippines to New Guinea, including Borneo and many islands in Indonesia. They are also found in Malaya, peninsular Thailand, Laos, Vietnam, and Sri Lanka. -- Source: Charles Baker
This is a pure white alba variety.
endrobium -A very large genus containing more than 1600 species. Found from Asia to New Zealand. Plants range from a few centimetres to several meters tall. Dendrobium are generally easy and rewarding plants to grow and will succeed in any free draining mix - India, Burma, Thailand, Vietnam