Abstract:Oberonia falcata King & Pantl. and O. kanburiensis Seidenf. are new to Chinese flora. O. falcata is characterized by elongate stem, falcate leaves, reflexed sepals and the midlobes of lip bilobed, with acute angle and acute apexes. O. kanburiensis is marked with fringed petals and lip, which constrict at middle part then widen forward to the greatest width.