Caladenia caesarea subsp. transiens

Caladenia caesarea subsp. transiens Hopper & A.P.Br.

Calonema caesareum subsp. transiens; Calonemorchis caesarea subsp. transiens; Jonesiopsis caesarea subsp. transiens

Dwarf Mustard Orchid

Caladenia filamentosa (Wispy Spider Orchids)

Stephen Hopper & Andrew Brown in Nuytsia 14:203, Figs. 44R-V (2001)

South of Williams, growing in sandy and sandy-clay soils in woodlands and shrublands alongside a seasonal drainage line. Currently, just one population is known.

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A rare subspecies 200–300 mm high with a hairy leaf 100–150 mm long by 2–3 mm wide and up to three lemon-yellow flowers 50–70 mm across.

It is distinguished from the similar subsp. ‘Mooradung’ by its slightly smaller flowers and narrower labellum. From all other subspecies it is distinguished by its smaller flowers and prominently downturned, rather than protruding, labellum apex.

Priority One