Cyperus rotundus: Nut Grass

Cyperus rotundus [Nut Grass, Coco-grass, Purple Nut Sedge, Red Nut Sedge] is a species of sedge [Cyperaceae] native to Africa, southern and central Europe, and southern Asia. The word cyperus derives from the Greek kuperos and rotundus is from Latin, meaning “round”.

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Cyperus rotundus is a perennial plant that may reach a height of up to 55 inches. The names “nut grass” and “nut sedge” [shared with the related species Cyperus esculentus] are derived from its tubers, that somewhat resemble nuts, although botanically they have nothing to do with nuts.

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Cyperus rotundus is one of the most invasive weeds known, having spread out to a worldwide distribution in tropical and temperate regions. Despite its bad reputation, Cyperus rotundus has several beneficial uses in Folk Medicine, Modern pharmacology, Food [the tubers are edible], well dried grass as mats for sleeping.

Photos: Kebun Raya Bogor, West Java, Indonesia. 20061031

Source: Wikipedia

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