Caladenia denticulata subsp. albicans, commonly known as the alabaster spider orchid, is a plant in the orchid family Orchidaceae and is endemic to the south-west of Western Australia. It has a single erect, hairy leaf and one or two pale creamy-white flowers which have a white labellum with red markings. The only known population occurs in a small area near Arrowsmith.
Caladenia filifera, commonly known as the blood spider orchid, is a species of orchid endemic to the south-west of Western Australia. It has a relatively common orchid in its natural range, often forming clumps, and has a single hairy leaf and up to three blood-red flowers.
Caladenia flava subsp. sylvestris, commonly known as the karri cowslip orchid, is a species of orchid endemic to the south-west of Western Australia. It has a single, hairy leaf and up to three pale yellow and cream-coloured flowers which are white near the tips of the sepals and petals and marked with bright red or pink.
Caladenia hirta subsp. hirta, commonly known as the sugar candy orchid or candy orchid, is a plant in the orchid family Orchidaceae and is endemic to the south-west of Western Australia. It has a single leaf and up to three creamy-white or pink flowers with brownish tips and a brown back.
Caladenia hirta subsp. rosea, commonly known as the pink candy orchid or candy orchid, is a plant in the orchid family Orchidaceae and is endemic to the south-west of Western Australia. It is a widespread and common orchid which has a single leaf, up to three pale pink to deep pink flowers and often grows in clumps.
Caladenia horistes, commonly known as the cream spider orchid is a species of orchid endemic to the south-west of Western Australia. It has a single, hairy leaf and one or two, creamy-yellow flowers which have a red-striped labellum and long, dark, thread-like tips on the sepals and petals.
Caladenia longicauda subsp. albella, commonly known as the small-lipped 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, mostly white flowers which have a pungent smell. It usually grows in seasonal swamps between Eneabba and Gingin.
Caladenia longicauda subsp. australora, commonly known as the southern 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 three mostly white, relatively small flowers. It grows in woodland and mallee on the south coast in and near the Fitzgerald River National Park.
Caladenia longicauda subsp. crassa, commonly known as the Esperance 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 three mostly white flowers with long, broad, spreading lateral sepals and petals, a relatively broad labellum with short, narrow teeth. It grows on the south coast between Bremer Bay and the Cape Arid National Park.
Caladenia longicauda subsp. eminens, commonly known as the stark 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 three large, bright white flowers with long, broad, spreading lateral sepals and petals, a relatively broad labellum with short, narrow teeth. It is a relatively common orchid found in a broad band, mainly between Tenterden and Jerramungup.
Caladenia longicauda subsp. longicauda, commonly known as the 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, mostly white flowers with long drooping, thread-like ends on the sepals and petals. It grows in woodland and forest.
Caladenia longicauda subsp. redacta, commonly known as the tangled 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 three large, mainly white flowers with long, drooping lateral sepals and petals. It is most similar to subspecies eminems but has smaller flowers and shorter teeth on the side of the labellum.
Caladenia longicauda subsp. rigidula, commonly known as the rigid white spider orchid or 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 three large, mainly white flowers with relatively short lateral sepals and petals. It is similar to the reclining white spider orchid but that species has smaller, cream-coloured flowers.
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.
Caladenia meridionalis, commonly known as the south coast spider orchid, is a species of orchid endemic to the south-west of Western Australia. It is an early-flowering orchid with a single erect, hairy leaf and one or two white flowers with long, drooping lateral sepals and petals.
Caladenia nana subsp. nana, commonly known as the little pink fan orchid, is a plant in the orchid family Orchidaceae and is endemic to the south-west of Western Australia. It is a relatively small orchid with a single hairy leaf and up to three pink flowers with short, spreading, fan-like sepals and petals and which often grows in dense clumps.
Caladenia pendens subsp. pendens, commonly known as the pendant 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 three relatively large, creamy-white flowers with long drooping petals and sepals and sometimes has a sickly-sweet scent.
Caladenia polychroma, commonly known as the Joseph's spider orchid, is a species of orchid endemic to the south-west of Western Australia. It has a single erect, hairy leaf and one or two relatively large and colourful but smelly flowers.
Caladenia reptans subsp. reptans, commonly known as the little pink fairy or dwarf pink fairy, 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 three relatively small, pink flowers which have a labellum with three distinct lobes.
Caladenia reptans subsp. impensa, commonly known as the pale pink fairy, 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 three pale pink flowers which have a labellum with three distinct lobes. It is similar to subspecies reptans except that its leaf is green on both sides and the flowers are larger and on a taller flowering spike.
