Magnificent Spider Orchid (Arachnorchis magnifica - formerly Caladenia magnifica)

Flowers in Spring (Sep - Oct) - favours well-drained soil in open forest.

Flowers are very large with long reddish tails.  This orchid may be extinct in type locality.  The photo ruler indicates the height of this particular plant - a total of 20 inches (50cm).

Pollination of the Arachnorchis species has been studied very little but it is thought that spider orchids are generally pollinated by pseudocopulation (male thynnid wasp).


Limestone Spider Orchid (Jonesiopsis bicalliata - formerly Caladenia bicalliata)

Flowers in Autumn/Spring (Jul - Sep) - favours woodland in well-drained sandy loam.

Flowers will self-pollinate and are often short lived.  The photo ruler indicates the height of this particular plant - a total of 4 inches (10cm).

Pollination of the Arachnorchis species has been studied very little but it is thought that spider orchids are generally pollinated by pseudocopulation (male thynnid wasp).


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