Microthelys is a genus of flowering plants from the orchid family, Orchidaceae. Its species are native to Mexico, Central America and Ecuador.Microthelys constricta (Szlach.) Szlach. - central MexicoMicrothelys hintoniorum (Todzia) Szlach., Rutk. & Mytnik - Nuevo LeónMicrothelys intagana (Dodson & Dressler) Szlach. - Ecuador Microthelys markowskiana (Szlach.) Szlach. - OaxacaMicrothelys minutiflora (A.Rich.