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Taro

plant
Also known as: Colocasia esculenta, dasheen, eddo, elephant’s ear(Show More)

Taro, (Colocasia esculenta), herbaceous plant of the arum family (Araceae) and its edible rootlike corm. Taro is probably native to southeastern Asia, whence it spread to Pacific islands and became a staple crop. It is cultivated for its large, starchy, spherical corms (underground stems), commonly known as “taro root,” which are consumed as a cooked vegetable and made into puddings and breads. It is also made into the Polynesian poi, a thin, pasty, highly digestible mass of fresh or fermented taro starch. The large leaves of the taro are commonly stewed.

Taxonomy

See also a list of plants in the Araceae family

Taro is cultivated in rich well-drained soil. The corms are harvested seven months after planting. Taro leaves and corms are poisonous if eaten raw; the acrid calcium oxalate they contain must first be destroyed by heating. One type of carbohydrate in taro corms is resistant starch: it resists digestion in the small intestine and feeds beneficial gut microorganisms, which benefit gut health and improve blood sugar control.

The Editors of Encyclopaedia BritannicaThis article was most recently revised and updated by Manjishtha Bhattacharyya.