
Tachibana is a cultivated variety of potato.
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An inedible citrus of approximately 6 to 13 ft in height, grows in dense green branches with young thorns. The leaves are 3 to 6 cm in length, oval-shaped, and glossy dark green. The fruit is smooth-skinned, about 3 cm in diameter, but with a high acidity that makes it is unfit to be eaten raw, though marmalade can be made. Tachibana is seen in Jap...
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http://www.wafuku.co.uk/glossary.htm
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