Tuesday, November 12, 2013

Anacardium occidentale

Cashew nut (Anacardium occidentale) is a tree plan, which is originated from South America. However, it has been planted in many parts of the world including India, and South east Asian countries.  This evergreen tree plant belong to the family Anacardiaceae.  The plant can grow into a large plant with spreading architecture, covering large areas of the field, where it is planted.

A unique feature of this plant is the fruit. The kidney-shaped seed is borne at the end of the receptacle, and this receptacle will gradually swollen. The more swollen the receptacle the more mature is the fruit. Eventually it turns yellowish or reddish. The flesh become soft and juicy and can be mistaken as the fruit.

The young seed is greenish, but turns brown as it matures.  It is the seed that is harvested. The thick coating is removed and the nut is collected. It is sold to a collecting centre for processing. 

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