WANOSCG Orchid Fact Sheet

Caladenia radiata

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Name and Authority

Caladenia radiata Nicholls

Synonyms (previous names)

Arachnorchis radiata; Calonema radiatum; Calonemorchis radiata

Common Name

Ray Spider Orchid

Complex Name

Caladenia falcata (Green Spider Orchids)

Originally Described by

William Nicholls in Victorian Naturalist 65:267 (1949)

Distribution and Habitat

Yarloop to Albany, growing in clay and sandy-clay soils in seasonally wet flats.

Flowering Months

· · · · · · · · · Oct Nov Dec

Description

A late flowering species 200–450 mm high with a hairy leaf 100–150 mm long by 10–12 mm wide and up to two green, yellow and red flowers 50–60 mm across.

Distinguishing Features

It is distinguished from other members of the Caladenia falcata complex by its shorter labellum with a prominently recurved apex.

WA Conservation Code (Threatened Status)

Not Listed

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