Caladenia longicauda subspecies borealis, commonly known as daddy-long-legs 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, drooping sepals and petals.
Caladenia dimidia, commonly known as the chameleon orchid is a species of orchid endemic to the south-west of Western Australia. It has a single hairy leaf and one or two yellow, cream-coloured or pinkish flowers. It is a variable species, similar to the Joseph's spider orchid but has a more northerly distribution and smaller flowers.
Caladenia denticulata subsp. rubella, commonly known as the clumped 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 dull or pinkish red flowers with prominent dull red markings and with a white labellum with red markings.
Caladenia fluvialis, commonly known as the Brookton Highway spider orchid is a species of orchid endemic to the south-west of Western Australia. It is a recently discovered orchid with a single hairy leaf and one or two cream-yellow flowers with red markings on the labellum.
Caladenia fuscolutescens, commonly known as the ochre 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 brownish-yellow flowers with a pale yellow, red-striped labellum. It is most common in spring after bushfires in the previous summer.
Caladenia gardneri, commonly known as the cherry 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 pale pink, sweetly scented flowers with a dark pinkish-red labellum.
Caladenia georgei, commonly known as the tuart 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 whitish to yellowish-green flowers flushed with red and which have a white labellum with a red tip.
Caladenia hoffmanii, commonly known as Hoffman's 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, greenish-yellow, red and white flowers which have a greenish-yellow labellum with a red tip. It is distinguished from the Pingaring spider orchid by small differences in the labellum and more northerly distribution.
Caladenia incensum, commonly known as the glistening spider orchid is a species of orchid endemic to the south-west of Western Australia. It has a single, hairy leaf and three glistening white flowers which have a red-striped labellum.
Caladenia incrassata, commonly known as the puppet clown orchid is a species of orchid endemic to the south-west of Western Australia. It has a single, hairy leaf and usually only one greenish-yellow and red flower which has a red-striped labellum.
Caladenia interjacens, commonly known as the Walpole 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 pale pink and white flowers which lack the red tip on the labellum common to many other similar caladenias.
Caladenia nobilis, commonly known as the noble 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 large white flowers with a red-marked labellum.
Caladenia occidentalis, commonly known as the ruby 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 pinkish-red flowers with a white, red-striped labellum.
Caladenia pachychila, commonly known as the dwarf zebra 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 greenish-yellow and red flowers with a red-striped labellum which has a dense cluster of deep purple calli in its centre. It is similar to the zabra orchid but has smaller flowers and the lateral sepals do not clasp the ovary.
Caladenia pendens subsp. talbotii, commonly known as Talbot's 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 one or two white, red and yellow flowers with long drooping petals and sepals and sometimes has a citrus-like 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 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 saxicola, commonly known as the banded ironstone 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 dull creamy-white to pale yellow flowers with spreading lateral sepals and petals.
Caladenia startiorum, commonly known as Starts' 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 pink flowers with a fringe of long teeth on the sides of the labellum and pinkish to brown club-like glandular tips on the sepals.
Caladenia xantha, commonly known as the primrose 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 yellow flowers with a cream-coloured, brown-striped labellum.
