Calochilus herbaceus
(grass-like - presumably the linear leaves)

Flower greenish-yellow with red markings and labellar fimbriae; apex of the labellum shortly ligulate and naked at the tip; column-wings with a prominent callus like an eye, on either side at the base. In some plants the red pigment is absent and the flowers are white.

Distribution - Australia - Tasmania.
New Zealand - North Id., North Cape to Albany.

Flowers -  October - December - self pollinated.

Calochilus paludosus
(growing in swamps)

Apex of the labellum with a long, naked ligule;
column-wings without basal calli.

Distribution - Australia - Tasmania, SA, Victoria.
New Zealand - North Id., from Kaitaia southward.
South Id., Nelson / Westland.

Flowers - October - December - self pollinated.

Calochilus robertsonii
(J.G. Robertson)

Apex of the labellum with a short ligule, variously naked or fimbriate; column-wings with a single large callus on either side at the base.

Distribution - Australia - Tasmania, Western Australia, South Australia, Victoria, New South Wales, Queensland.
New Zealand - North Id., from the Waikato district southwards; South Id., Nelson district.

Flowers - October - December - self pollinated.