Biodiversity is the variety and variability of life forms and each organism contribute to the ecological balance. In India, Western Ghats is a hotspot rich in highly endangered and endemic plants and majority within Kerala state. Kerala is also having rich coastal and midland areas with sand dunes, wetland and sacred groves which are threatened due to the urbanisation. This study enumerates the threatened plant species within Kerala based on secondary information and try to bring out significant threatened taxa within the coastal areas of central Kerala. About 21 plant taxa found to have distribution in central Kerala and which have been assessed based on IUCN criterion based on the secondary information. Recommendations were made for detailed assessment especially those restricted to the vanishing coastal ecosystems.