Rigid white spider orchid | |
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Caladenia longicauda subsp. rigidula growing near Hopetoun | |
Scientific classification | |
Kingdom: | Plantae |
Clade: | Tracheophytes |
Clade: | Angiosperms |
Clade: | Monocots |
Order: | Asparagales |
Family: | Orchidaceae |
Subfamily: | Orchidoideae |
Tribe: | Diurideae |
Genus: | Caladenia |
Species: | |
Subspecies: | C. l. subsp. rigidula
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Trinomial name | |
Caladenia longicauda subsp. rigidula | |
Synonyms[1] | |
Arachnorchis longicauda subsp.rigidula (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. |
Caladenia longicauda subsp. rigidula, commonly known as the rigid white spider orchid[2] or island white spider orchid,[3] 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 (C. cruscula) but that species has smaller, cream-coloured flowers.