Caladenia caesarea (Domin) M.A.Clem. & Hopper subsp. caesarea
WANOSCG Orchid Fact Sheet
Caladenia caesarea subsp. caesarea
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Name and Authority
Synonyms (previous names)
Caladenia filamentosa var. caesarea; Calonemorchis caesarea; Jonesiopsis caesarea subsp. caesarea
Common Name
Mustard Orchid
Complex Name
Caladenia filamentosa (Wispy Spider Orchids)
Originally Described by
Karel Domin in Journal of the Linnean Society, Botany 41: 251 (1912) as Caladenia filamentosa var. caesarea
Distribution and Habitat
Stirling Range to Bridgetown, growing in sandy-clay and lateritic soils in open woodlands and shrublands.
Flowering Months
· · · · · · · · Sep Oct Nov ·
Description
A distinctive subspecies 200–400 mm high with a hairy leaf 120–180 mm long by 2–4 mm wide and up to three mustard-yellow flowers 60–80 mm across.
Distinguishing Features
It is distinguished from the other subspecies by its larger flowers and usually later flowering period.
WA Conservation Code (Threatened Status)
Not Listed
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