BSI reported that India hosts 1,256 species of orchid

Last Updated: July 18, 2019

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BSI reported that India hosts 1,256 species of orchid
18 July 2019 Current Affairs: A recent report by the Botanical Survey of India (BSI) that India hosts 1,256 species of orchid. It also released the census containing photographs of 775 species of Orchids.
This is the first time the report showed the importance of orchids in floriculture. The photographs included nearly 60% of all species.

Orchids in India:
The highest number of orchid species has been recorded from Arunachal Pradesh with 612 species. Sikkim has 560 species of Orchids. The richest, in terms of orchid species is the Himalayan zone. North-East India rank at top in species concentration of Orchid and the Western Ghats have high endemism of orchids. 

CITES:
The entire orchid family is listed under CITES (Convention on International Trade in Endangered Species of Wild Fauna and Flora). CITES bans illegal trade of wild orchid globally.

Orchids:
Among 1,256 orchid species that are found in India, 388 species of orchids are endemic to India. Among the 388 species of orchids about 128 endemic species are found in Western Ghats.
Orchids can be broadly categorised into 3 life forms
Types:
Three types of Orchids are:
Epiphytic type of orchids grow on another plants including those growing on rock boulders and often termed lithophyte. About 757 species are epiphytic.
Terrestrial type of orchids grow on land and climbers. 447 species in India are terrestrial. 
Mycoheterotrophic type of Orchid derive nutrients from mycorrhizal fungi. 43 species in India are mycoheterotrophic.

Daily Current Affairs 2019



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