Scrambling epiphytic orchid with coriaceous leaves 300mm x 25mm terminating in 2 lobes. Axillary leaf-opposed panicles to 1m long with bracts to 20mm long, 100mm diameter red-brown flowers with yellow markings, central violet & white markings, violet & white on backs of petals, flowers to 40mm, sepals & petals yellow with red-brown bars, labellum 20mm long with 3-5 recurved lobes yellow with red-brown bands & lilac base