Greenhood Orchids 1

Grass Leaved Species

             
Pterostylis agathicola
 
Pterostylis auriculata
 
Pterostylis australis
 
Pterostylis banksii
Kauri Greenhood
Pterostylis agathicola
Waipoua Forest - Northland
Photo: Michael Pratt

Flowers August - September
Found only in Kauri forests
Has a long dorsal sepal tip, and the
labellum is twisted to the right.


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Greenhood
Pterostylis auriculata
Catlins Forest Park
Photo: Ian St George

Flowers October - November
Found in forest & light scrub in the south
of the South Island & the Kapiti Coast.
Leaves are broad and arched.

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Greenhood
Pterostylis australis
Photo: Ian St George
Flowers November - December
Found in scattered locations
within montane to sub-alpine forest
and scrub. There is debate as to
the true identity of P australis.


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Tutukiwi
Pterostylis banksii
Okoia - Wanganui
Photo: Michael Pratt

Flowers October to December
Common in forests throughout NZ.
Has very long dorsal & lateral sepals.
Up to 50cm tall with a flower 3-5cm high.


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Pterostylis bluff
 
Pterostylis cardiostigma
 
Pterostylis emarginata
 
Pterostylis graminea
Greenhood
Pterostylis "Bluff"
Kepler Track - Fiordland
Photo: Phil Norton

Flowers December to January
An un-named species currently
recorded from the higher rainfall
forests from Otira to Stewart Island.


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Greenhood
Pterostylis cardiostigma
Okoia - Wanganui
Photo: Michael Pratt

Flowers October - November
Flowers resemble an unopened
P. banksii flower. Ovary striped
orange. Stigma wide & heart-shaped.


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Greenhood
Pterostylis emarginata
Te Kauri Scenic Reserve
Photo: Allan Ducker

Flowers October to December
Similar to Pterostylis banksii, but
distinguished by the notched apex
at the tip of the labellum.


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Greenhood
Pterostylis graminea
Okoia - Wanganui
Photo: Michael Pratt

Flowers September - January
Found in light forests and scrubland
throughout New Zealand.
Has very long narrow grassy leaves.


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Pterostylis irsoniana
 
Pterostylis irwinii
 
Pterostylis montana
 
Pterostylis montana
Greenhood
Pterostylis irsoniana
Stratford Plateau - Mt Taranaki
Photo: Michael Pratt

Flowers November - January
Leaves narrow and deeply keeled.
Labellum has a distinctive swollen
and curved tip.


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Greenhood
Pterostylis irwinii
Arthur's Pass
Photo: David McConachie

Flowers November - December
A rare species recorded from the
Central Plateau, Palliser Bay, Takaka
Hill, Nelson Lakes, and Arthur's Pass.


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Greenhood
Pterostylis montana (Hatch)
Photo: Eric Scanlen
Flowers September - December
The species of P montana described by
Dan Hatch in 1949. Labellum unevenly
constricted at the tip. Lateral sepals
are flat without curled tips.


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Greenhood
Pterostylis montana sensu Moore
Photo: Ian St George
Flowers November - December
The species described by Lucy Moore
in Flora of NZ Vol 2 (1969).
Labellum strongly twisted to the right.
Has flat lateral sepals with curled tips.


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