Present State of Knowledge on the orchids from Sarawak’s limestone area

Orchidaceae is known as beautiful flowers in the world. Orchids’ beauty comes in various shapes, sizes, and color. Among the ecosystem in Sarawak, the limestone ecosystem is the prominent ecosystem as it harbour a high number of endemic orchid species. There are several documents regarding the orchid in the limestone area but there is no official record that has yet to be confirmed. In this study, a provisional checklist of the present state oforchids in the limestone area of Sarawak was proposed to assess the conservation status and endemicity of the listed orchids. In order to achieve this study, the data were collected from the previously recorded data of orchids in Sarawak’s limestone area from reliable resources and analysed into a table. In the result, there are 354 species of orchid from 83 genera were recorded in the study. Among the orchids, there are 26 endemic species, and several hyper endemic species of orchids were found in Sarawak’s limestone area