Epiphytic or lithophytic orchid with scandent stems to 1m long with leaves to 35mm x 15mm, inflorescence to 70mm long with 4mm bracts, flowers white or cream sometimes tinted yellow or orange, sepals and petals to 8.5mm long, the petals narrower with a 3-lobed lip, the lobes to 17mm long, spur to 30mm long