WANOSCG Orchid Fact Sheet

Caladenia winfieldii

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Name and Authority

Caladenia winfieldii Hopper & A.P.Br.

Synonyms (previous names)

Arachnorchis winfieldii; Calonemorchis winfieldii

Common Name

Majestic Spider Orchid

Complex Name

Caladenia longicauda (White Spider Orchids)

Originally Described by

Stephen Hopper & Andrew Brown in Nuytsia 14:159,160, Fig.32 (2001)

Distribution and Habitat

South-east of Manjimup, growing in seasonally wet sandy-clay and clay soils in forests and woodlands. Despite extensive searches the species is known from just two locations a few hundred metres apart.

Flowering Months

· · · · · · · · · Oct Nov ·

Description

A rare species 300–600 mm high with a hairy leaf 100–250 mm long by 6–10 mm wide and up to two deep pink flowers 60–100 mm across.

Distinguishing Features

It is distinguished from the related Pink Spider Orchid (Caladenia harringtoniae) by its larger, deeper pink flowers and wholly pale to dark pink labellum.

WA Conservation Code (Threatened Status)

Threatened (Endangered)

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