Abstract:Two genera, Biermannia King & Pantl. and Cleisostomopsis Seidenf., together with four species, Biermannia calcarata Averyanov, Cleisostomopsis eberhardtii (Finet) Seidenf. & Smitinand, Liparis perpusilla Hook. f., and Schoenorchis fragrans (Par. & Rchb. f