Caladenia bicalliata R.S.Rogers subsp. bicalliata
WANOSCG Orchid Fact Sheet
Caladenia bicalliata subsp. bicalliata
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Name and Authority
Synonyms (previous names)
Caladenia filamentosa var. bicalliata; Calonema bicalliatum; Calonemorchis bicalliata
Common Name
Limestone Spider Orchid
Complex Name
Caladenia filamentosa (Wispy Spider Orchids)
Originally Described by
Richard Rogers in Transactions, proceedings and report, Royal Society of South Australia 33: 17 (1909)
Distribution and Habitat
Zuytdorp Cliffs to Israelite Bay, growing in sandy soils in coastal woodlands and shrublands.
Flowering Months
· · · · · · · Aug Sep Oct · ·
Description
A freely opening subspecies 100–350 mm high with a hairy leaf 100–200 mm long by 2–5 mm wide and up to two creamy-white or greenish-cream flowers 30–40 mm across.
Distinguishing Features
It is distinguished from the subsp. cleistogama by its larger, freely opening flowers.
WA Conservation Code (Threatened Status)
Not Listed
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