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Description |
Geographic Range [top]
Range Description: Polytrias indica is native to old world tropics in South and Southeast Asia. In India it is reported from Andhra Pradesh, Andaman and Nicobar, Assam, Bihar, Gujarat, Goa, Kerala, Karnataka, Madhya Pradesh (Damoh and Chhatarpur), Maharashtra, Orissa, Tamil Nadu, Uttar Prdesh, Tripura and West Bengal (Cook 1996, Lakshminarasimhan, 1996, Kabeer and Nair 2009). Also recorded from China, Cambodia, Laos, New Guinea, Myanmar, Thailand Vietnam, Indonesia and Malaysia.
Countries occurrence:
Native:
Bangladesh; Cambodia; China (Hainan); Hong Kong; India (Andaman Is., Andhra Pradesh, Assam, Bihar, Goa, Gujarat, Karnataka, Kerala, Madhya Pradesh, Maharashtra, Nicobar Is., Orissa, Tamil Nadu, Tripura, Uttaranchal, West Bengal); Lao Peoples Democratic Republic; Malaysia; Myanmar; Papua New Guinea (Papua New Guinea (main island group)); Sri Lanka; Viet Nam
Additional data:
? Upper elevation limit (metres): 2200
Range Map: Click here to open the map viewer and explore range.
Population [top]
Population: It is a very commonly occurring and widely distributed species.
Current Population Trend: Stable
Additional data:
? Population severely fragmented: No
Habitat and Ecology [top]
Habitat and Ecology: It is a annual herb, not confined to wetlands but often grows in common places, rice fields, along ditches and canals (Cook 1996). It mostly grows in cultivated fields, moist places and on hill slopes. It is very common by the roadsides, in wastelands, margins of forests and open grasslands (Yadav and Sardesai 2002).
Systems: Terrestrial; Freshwater
Continuing decline in area, extent and/or quality of habitat: No
Use and Trade [top]
Use and Trade: It is used as a fodder (Kabeer and Nair 2009).
Threats [top]
Major Threat(s): There are no threats to this species although grazing could impact some populations.
Conservation Actions [top]
Conservation Actions: No conservation actions are needed for this species.
Citation: Kumar, B. 2011. Polytrias indica. The IUCN Red List of Threatened Species 2011: e.T177242A7398204. http://dx.doi.org/10.2305/IUCN.UK.2011-1.RLTS.T177242A7398204.en. Downloaded on 11 November 2016.
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