Caladenia longicauda subsp. crassa

Caladenia longicauda subsp. crassa Hopper & A.P.Br.

Arachnorchis longicauda subsp. crassa

Esperance White Spider Orchid

Caladenia longicauda (White Spider Orchids)

Stephen Hopper & Andrew Brown in Nuytsia 14:114-115, Fig. 19T (2001)

Cape Arid to Bremer Bay, growing in clay and sandy-clay soils in seasonally moist woodlands and shrublands, flowering best in the season following summer fire.

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A large flowered subspecies 200–500 mm high with a hairy leaf 120–250 mm long by 8–14 mm wide and up to three predominantly creamy-white flowers 70–140 mm across.

It is distinguished from the subsp. eminens, with which it co-occurs at the western edge of its distribution, by its generally larger flowers, usually longer labellum fringe segments and mostly more easterly distribution.

Not Listed