Red List 4 orchid species are reported in the IUCN

Paphiopedilum insigne

4 orchid species are reported in the IUCN Red List of Threatened Species , These are 

Paphiopedilum insigne, *
Bulbophyllum leopardinum* 
Dendrobium aphyllum*
Vanda tessellata*

Bulbophyllum leopardinum

The vegetation of this region is under significant threat fro

m a mixture of logging, construction of river valley projects, agriculture, and human population increases.increase increase tourist , Orchids are collected on a “massive scale” by the local population purchasable . additionally to the present , forests within the region have suffered from a really high level of habitat loss, fragmentation

Dendrobium aphyllum

and illegal collection for the horticultural trade which threatens many orchids during this region,

 West Bengal-Darjeeling, Bangladesh-Chittagong Hill Tracts