- The Botanical Survey of India has come up with the first comprehensive census of orchids of India.
- About 60% of all orchids found in the country.
- Among the 10 bio-geographic zones of India, the Himalayan zone is the richest in terms of orchid species.
- Entire orchid family is listed under appendix II of CITES and hence any trade of wild orchid is banned globally.
The Barak River is a 900-kilometre-long (560 mi) [1] [2] river flowing through the states of Manipur , Nagaland , Mizoram and Assam in India and into the Bay of Bengal via Bangladesh . Of the 900 km, 524 km is in India, 31 km on Indo – Bangladesh border and the rest is in Bangladesh. The navigable portion of Barak River in India, the 121 km stretch between Lakhipur and Bhanga has been declared as National Waterway 16, (NW-16) in the year 2016. [3] [4] The principal tributaries of the Barak are all in India and are the River Sonai (Tuirial River), the Jiri, the Tlawng (Dhaleswari / Katakal), the Longai, and the Madhura. Tipaimukh Dam is a proposed embankment dam on the Barak River. Flows into Bangladesh as the Surma river, and becomes the Meghna river before the Ganga - Brahmaputra river sys...
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