Caladenia plicata, commonly known as the crab-lipped 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 red, yellow and pale green flowers with an unusual labellum which vibrates in the slightest breeze.
Caladenia decora, commonly known as the Esperance king spider orchid is a species of orchid endemic to the south-west of Western Australia. It has a single hairy leaf and up to three red, yellow and green flowers. It is a variable species, similar to the king spider orchid and sometimes hybridises with other species so that it can be difficult to recognise, but is one of the largest spider orchids found in Western Australia.
Caladenia dienema, commonly known as the windswept spider-orchid, is a plant in the orchid family Orchidaceae and is endemic to Tasmania. It is a ground orchid with a single, hairy leaf and a single, variably-coloured, usually dark red flower on a thin, wiry stem 5–12 cm (2–5 in) high.
Caladenia fulva, commonly known as the tawny spider orchid, is a plant in the orchid family Orchidaceae and is endemic to a small area in Victoria. It is a ground orchid with a single hairy leaf and one or two creamy-white to pale yellow flowers. Only two small populations are known, although both are in nature reserves.
Caladenia grampiana, commonly known as the Grampians spider orchid is a plant in the orchid family Orchidaceae and is endemic to the Grampians National Park in Victoria. It is a ground orchid with a single hairy leaf and a one or two pale tawny-yellow or pinkish flowers similar to those of Caladenia oenochila.
Caladenia insularis, commonly known as French island spider orchid is a plant in the orchid family Orchidaceae and is endemic to Victoria. It is a ground orchid with a single leaf and usually only one cream-coloured, pink or pale yellow flower, heavily streaked with red. It is only known from French Island.
Caladenia magnifica, commonly known as the magnificent spider orchid is a species of orchid endemic to Victoria. It has a single leaf and one or two reddish crimson or yellow flowers streaked with crimson and with dark reddish tips. It has not been sighted since 1979 and is presumed to be extinct.
Caladenia peisleyi is a plant in the orchid family Orchidaceae and is endemic to south-eastern Australia. It is a ground orchid with a single leaf and a single greenish-yellow flower with pale red stripes. It is difficult to distinguish from several other Caladenia species.
Caladenia perangusta, commonly known as the Boyup Brook spider orchid, is a species of orchid endemic to the south-west of Western Australia. It is a rare spider orchid with a single hairy leaf and one or two cream-yellow or red flowers with narrow, drooping sepals and petals.
Caladenia phaeoclavia, commonly known as the brown-clubbed spider orchid is a species of orchid endemic to New South Wales. It has a single, hairy leaf and a single light to dark green flower with red stripes and thick, brownish club-like tips on the sepals.
Caladenia verrucosa, commonly known as the mallee spider orchid, is a plant in the orchid family Orchidaceae and is endemic to south-eastern Australia. It is a ground orchid with a single, hairy leaf and usually only one greenish-yellow and red flower.
Caladenia petrensis, commonly known as the rock 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 up to three pale yellow flowers with drooping lateral sepals and petals.
Caladenia straminichila, commonly known as the Tenterden yellow 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 pale yellow flowers which have a red-striped labellum with short teeth on its sides.
Caladenia stricta, commonly known as the upright spider orchid or rigid-combed spider-orchid is a plant in the orchid family Orchidaceae and is endemic to southern continental Australia. It is a ground orchid with a single leaf and usually only one pale green flower with red lines along the sepals and petals.
Caladenia swartsiorum, commonly known as the Island Point spider orchid, is a species of orchid endemic to the south-west of Western Australia. It has a single erect, hairy leaf and up to three pale greenish-yellow and white flowers and is only known from a small area near the Harvey Estuary.
Caladenia tensa, commonly known as the rigid spider orchid is a plant in the orchid family Orchidaceae and is endemic to southern continental Australia. It is a ground orchid with a single leaf and one or two pale green flowers with red stripes. It is mainly only found in the Little Desert National Park in Victoria and in the far south-east of South Australia but there are four records from New South Wales.
Caladenia thysanochila, commonly known as the peninsula spider orchid or fringed spider-orchid, is a plant in the orchid family Orchidaceae and is endemic to Victoria. It is a ground orchid with a single hairy leaf and a single bright white to pale pinkish flower. Only two flowers have been seen and the species is thought to be extinct.
Caladenia toxochila, commonly known as the bow-lip spider orchid is a plant in the orchid family Orchidaceae and is endemic to south-eastern Australia. It is a ground orchid with a single, sparsely hairy leaf and one or two yellowish-green flowers with red stripes. It occurs in Victoria and South Australia and resembles the related Caladenia concinna from New South Wales.
Caladenia validinervia, commonly known as the Lake Muir spider orchid, is a species of orchid endemic to the south-west of Western Australia. It has a single erect, hairy leaf and up to three greenish to creamy white flowers with red stripes on the sepals and petals. The flowers have relatively narrow sepals and petals and a relatively small labellum. It is a rare orchid only known from an area between Rocky Gully and Collie.
Caladenia xanthochila, commonly known as the yellow-lip spider orchid is a plant in the orchid family Orchidaceae and is endemic to southern Australia. It is a rare ground orchid with a single leaf and usually only one pale greenish-yellow flower. Only a few plants are known from Victoria and South Australia.
