Caladenia longicauda subsp. insularis

Caladenia longicauda subsp. insularis, commonly known as the island white spider orchid, is a plant in the orchid family Orchidaceae and is endemic to the south-west of Western Australia. It has a single hairy leaf and up to four yellowish-white flowers with long, mostly spreading lateral sepals and petals. It is a relatively rare, self-pollinating subspecies and often flowers which are in bud, open and finished are seen on a single plant.