are Pleurothallis and Odontioda both types are orchids?
Pleurothallis Pleurothallis, abbreviated Pths in horticultural trade, is a genus of orchids commonly named bonnet orchids. The genus name is derived from the Greek word 'pleurothallos', meaning 'riblike branches'. This refers to the rib-like stems of many species.
Serpenticaulis bowkettiae Serpenticaulis bowkettiae, the striped snake orchid (previously "Bulbophyllum bowkettiae") is a species of orchid from Queensland, Australia. It is found from the McIlwraith Range on Cape York Peninsula in the north, and from Big Tableland to the Tully River, usually at altitudes from 600 - , but extends into the coastal lowlands to the south of Innisfail.