Cyperus rotundus

Cyperus rotundus is a species of perennial plant in the Cyperaceae family, commonly known as purple nutsedge or nutgrass. It is considered one of the most invasive weeds in the world, affecting crops in tropical and subtropical regions.

Description

Cyperus rotundus is a perennial plant that grows up to 40 cm in height. It has a dark green color and a triangular stem. The leaves are arranged in three ranks, and the flowers are small and brown. The plant produces tubers that are brown or black and have a nutty flavor.

Distribution and habitat

Cyperus rotundus is native to India, China, and Japan, but it has spread to other parts of the world, including Africa, Australia, and the United States. It prefers warm, humid climates and can be found in a variety of habitats, from agricultural fields to roadsides and gardens.

Uses

Despite being considered a weed, Cyperus rotundus has several uses. In traditional medicine, it has been used to treat various ailments, including digestive problems, menstrual disorders, and skin conditions. It is also used in the production of essential oils.

Control

Controlling Cyperus rotundus can be challenging due to its ability to reproduce through its tubers. Methods of control include hand-pulling, mowing, and the use of herbicides.

See also

• Cyperaceae
• Invasive species
• Traditional medicine

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Cyperus rotundus

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  Nutgrass Cyperus rotundus

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  Cyperus rotundus L. subsp. rotundus - Plant type specimen

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  Cyperus rotundus by kadavoor

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  Nutgrass Cyperus rotundus stem cross section and flower head

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  Cyperus rotundus tuber

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  Nutgrass Cyperus rotundus stem cross section

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  Cyperus rotundus growing through plastic mulching