Microtis orbicularis

Microtis orbicularis R.S.Rogers

Hydrorchis orbicularis

Dark Mignonette Orchid

Microtis atrata (Dwarf Mignonette Orchids)

Richard Rogers in Trans.& Proc.Roy.Soc.South Australia 31:63 (1907)

Three Springs to Israelite Bay, growing in sandy-clay and clay soils in seasonally wet areas.

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A common species 150–350 mm high with a smooth tubular leaf 100–300 mm long by 2–3 mm wide and up to 30 yellowish-green or dull brownish-red, often widely-spaced flowers 2–3 mm across.

It is distinguished from the related Cupped Mignonette Orchid (Microtis cupularis) by its recurved petals, hanging lateral sepals and flattened labellum.

Not Listed