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Imperata cylindrica (alang-alang)

Alang-alang is considered one of the ten worst weeds in the world, but has many uses as a traditional medicine.
Imperata cylindrica grasses

Imperata cylindrica (Photo: Willow Munger)

Species information

Common name: 

alang-alang

Conservation status: 

Considered by IUCN to be one of the world's worst weeds.

Habitat: 

Seasonally wet places and alongside streams; a common and aggressive weed of disturbed places and cultivated fields.

Key Uses: 

Land reclamation, soil erosion control, thatch, ropes, paper, traditional medicine, cosmetics.

Known hazards: 

Not recorded

Taxonomy

Subclass: 
Superorder: 
Lilianae
Order: 
Poales
Family: 
Poaceae
Genus: Imperata

About this species

Imperata cylindrica, or alang-alang, is regarded as a very serious weed in tropical countries. It spreads by scaly rhizomes and can invade and over-run any disturbed ecosystem, including cultivated fields. It is very difficult to eradicate.

Genus: 
Imperata

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