Occurrence of an epiphytic orchid species viz. Acriopsis liliifolia (J. Koenig) Ormerod was recorded from more than ten countries of the world, but there is no previous report from Bangladesh. Recently it was collected from Fasiakhali Wildlife Sanctuary at Cox’s Bazar district of Bangladesh, a tropical evergreen and semi-evergreen type of forest close to the coast, and reported here as a new distributional record for Bangladesh. Detailed taxonomic description of the species along with phenology, ecology, geographical distribution, and medicinal value is provided here with illustration and photograph. The species is listed as Critically Endangered in Singapore. In Bangladesh, it may be categorized for time being as Data Deficient according to International Union for Conservation of Nature and Natural Resources Red Listing criteria.