Pterostylis irwinii


Pterostylis irwinii
Irwin's Greenhood
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PLANT: Terrestrial tuberous herb.
Up to 30cm high when in flower. Slender. Stem often orange or red.

LEAVES: Slender, grass-like, and keeled, often with reddish or orange tints.

FLOWER: Solitary. Up to 2.5 cm high. Green with translucent white stripes. Ends of the dorsal and lateral sepals often tinged red or orange. Lateral sepals incurved causing them to lean forward of the flower. Labellum bronze, tapering, ± flat apart from a raised midrib. Stigma long and narrow.

FLOWERING TIME: November - December.

HABITAT: Damp ground in light scrub or forest.

CONSERVATION STATUS: Threatened - Nationally Endangered.

NOTES: Originally discovered at Erua near National Park. Records now extend to Palliser Bay, the Northwest of the South Island, Nelson Lakes, and near Arthur's Pass Village, which is the southernmost record to date.
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