Bulbophyllum micholitzianum is a species of orchid in the genus Bulbophyllum from Sumatera.
They are small sized, carrying a single apical leaf and blooms in the spring on a basal. This specie is a single flowered inflorescence that requires light shade, ample water, and good air circulation. It has a flower size of 4 inches. Physical description https://orchids.org/grexes/bulbophyllum-micholitzii
References
The Bulbophyllum-Checklist The Internet Orchid Species Photo Encyclopedia Physical description - https://orchids.org/grexes/bulbophyllum-micholitzii