|Scientific Name:||Cyperus alternifolius|
|Red List Category & Criteria:||Least Concern ver 3.1|
|Reviewer(s):||García, N. & Defex, T.|
|Contributor(s):||Patzelt, A., Knees, S., Thinh, D.V., Nguyen, T.H.T., Williams, L. & Neale, S.|
This species is widespread and very abundant. It is apparently spreading through escapes from horticulture and there is no evidence of a decline or threat. It is therefore classed as Least Concern.
|Range Description:||The native range of this species extends from the Iberian Peninsula to north Africa, south to KwaZulu-Natal, Indian Ocean islands and the Arabian Peninsula, it has apparently been introduced to east, south and south-east Asia, Australasia, parts of Oceania and North, Central and South America (The Board of Trustees of the Royal Botanic Gardens, Kew 2012).|
Native:Angola (Angola, Angola); Benin; Burkina Faso; Cameroon; Cape Verde; Congo; Congo, The Democratic Republic of the; Djibouti; Eritrea; Ethiopia; Ghana; Guinea; Kenya; Liberia; Madagascar; Malawi; Mauritania; Mauritius (Mauritius (main island)); Mozambique; Nigeria; Réunion; Rwanda; Saudi Arabia; Senegal; Sierra Leone; Somalia; South Africa (KwaZulu-Natal); Sudan; Tanzania, United Republic of; Uganda; Yemen; Zambia; Zimbabwe
Introduced:Algeria; Chile; China; Costa Rica (Costa Rica (mainland)); Egypt (Egypt (African part)); Fiji; France (Corsica); French Polynesia (Society Is.); Honduras (Honduras (mainland)); India (Darjiling, Karnataka, Sikkim, West Bengal); Indonesia (Jawa, Sumatera); Jamaica; Japan (Ogasawara-shoto); Korea, Democratic People's Republic of; Mexico; Myanmar (Myanmar (mainland)); New Zealand (North Is.); Norfolk Island; Philippines; Portugal (Azores, Madeira, Portugal (mainland)); Puerto Rico (Puerto Rico (main island)); Spain (Canary Is., Spain (mainland)); Taiwan, Province of China (Taiwan, Province of China (main island)); Thailand; Tunisia; United States (California, Florida, Hawaiian Is., Louisiana, Texas); Venezuela, Bolivarian Republic of (Venezuelan Antilles); Viet Nam
|Range Map:||Click here to open the map viewer and explore range.|
There is no information available on population trends in this species, however it is widespread within its native range and occurs as a non-native throughout a very wide range. It seems likely that globally populations are increasing.
|Habitat and Ecology:||
This species grows in swamps, wet grassland and beside streams. It is also cultivated as a garden plant (Lye 1997).
|Use and Trade:||This species is cultivated as a garden plant throughout much of the world (Cook 1996, Lye 1997).|
There are no known significant past, ongoing or future threats to this species.
|Conservation Actions:||There are no conservation measures in place and none needed.|
|Citation:||Lansdown, R.V. 2013. Cyperus alternifolius. The IUCN Red List of Threatened Species. Version 2015.2. <www.iucnredlist.org>. Downloaded on 31 July 2015.|
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