Pterostylis nutans

Nodding Greenhood
Scientific classification
Kingdom:	Plantae
(unranked):	Angiosperms
(unranked):	Monocots
Order:	Asparagales
Family:	Orchidaceae
Subfamily:	Orchidoideae
Tribe:	Diurideae
Subtribe:	Pterostylidinae
Genus:	Pterostylis
Species:	P. nutans
Binomial name
Pterostylis nutans R.Br.
Synonyms
Pterostylis mathewsii Cheeseman

Pterostylis nutans, commonly known as the Nodding Greenhood or the Parrot's Beak Orchid, is an orchid species native to Australia and New Zealand.

This species has a basal rosette of three to six leaves and produces a single green, hooded flower on a 30 cm stalk between July and October.^[1][2]

Distribution and habitat

The species often occurs in large colonies in moist, protected forest environments and is native to the Australian states of South Australia, Tasmania, Victoria, New South Wales and Queensland as well as the Australian Capital Territory.^[2] It is thought to be extinct in New Zealand.^[3]

References

1. ^ New South Wales Flora Online: Pterostylis nutans by Jones, D.L., Royal Botanic Gardens & Domain Trust, Sydney, Australia
2. ^ ^{a b} Jones, D. & Jones, B. (2000). Native Orchids of Southern Australia. Australia: Bloomings Books. ISBN 187647324X. 
3. ^ New Zealand Botanical Society Threatened and Local Plant Lists (1995 Revision) in "New Zealand Botanical Society Newsletter No 30". New Zealand Botanical Society. March 1995. http://www.nzbotanicalsociety.org.nz/newsletter/NZBotSoc-1995-39.pdf. Retrieved 15 May 2011.