These orchids have long and bulging petals that are tough and hairy. The flowers produced are in spirals. Lots of orchid species fall under this type of orchid and yet more and more are being discovered every year.
Bulbophyllum Orchids

These orchids have long and bulging petals that are tough and hairy. The flowers produced are in spirals. Lots of orchid species fall under this type of orchid and yet more and more are being discovered every year.