Species profile—Pterostylis woollsii (long-tailed greenhood)

Classification

Plantae ( https://apps.des.qld.gov.au/species-search/?kingdom=plants ) (plants) → Equisetopsida ( https://apps.des.qld.gov.au/species-search/?kingdom=plants&class=equisetopsida ) (land plants) → Orchidaceae ( https://apps.des.qld.gov.au/species-search/?kingdom=plants&class=equisetopsida&family=orchidaceae ) → Pterostylis woollsii (long-tailed greenhood)

Species details

Kingdom
Plantae ( https://apps.des.qld.gov.au/species-search/?kingdom=plants&class=equisetopsida ) (plants)
Class
Equisetopsida ( https://apps.des.qld.gov.au/species-search/?kingdom=plants&class=equisetopsida ) (land plants)
Family
Orchidaceae ( https://apps.des.qld.gov.au/species-search/?kingdom=plants&class=equisetopsida&family=orchidaceae )
Scientific name
Pterostylis woollsii Fitzg.
Common name
long-tailed greenhood
WildNet taxon ID
8557
Nature Conservation Act 1992 (NCA) status
SL
Conservation significant
Yes
Confidential
Yes
Endemicity
Native
Pest status
Nil
Description
Pterostylis woollsii is a terrestrial herb with 6 to 10 rosette forming leaves that are broadly ovate to lanceolate, 1.5 to 3.5 cm long by 8 to 14 mm wide; the margins are entire. The scape to 45 cm high, with 2 to 5 closely sheathing stem leaves. The inflorescence consists of 1 to 6 flowers each about 3.5 cm long, transparent with green and reddish tonings, semi-erect to erect. The dorsal sepal with an upcurved filiform point about 1.5 cm long. The lateral sepals are broad-ovate in outline when flattened; the joined part is deeply concave with the margins strongly incurved, ciliate; free points long-filiform, 100 to 130 mm long, deflexed, parallel, about 15 mm apart at the tips. The petals with a poorly developed proximal flange. The labellum is elliptic to obovate, 12 to 15 mm long by 3 to 4 mm wide, reddish brown, thin textured, with the apex beaked; marginal trichomes 8 to 10 pairs, about 3 mm long; basal lobe extended backwards, about 3 mm long, with a single erect pair of trichomes about 6 mm long at the base and another pair about 2 mm long at the apex (Jones, in Harden, 1993).
Habitat
Pterostylis woollsii grows in eucalypt woodlands and open forests, with Callitris or Allocasuarina on sandy soils or among rocks on ridges and slopes (Jones, D.L. in Harden).
Reproduction
Pterostylis woollsii flowers October to December. (Queensland Herbarium 2011).
Status notes
Pterostylis woollsii is listed as Near Threatened under the Queensland Nature Conservation Act 1992.
Notes
Occurs in the following Queensland pastoral district: Darling Downs. Also occurs in NSW and Victoria. Oligochaetochilus woollsii is a synonym.
References
Jones, D.L. (2010). A new species of Oligochaetochilus (Orchidaceae) from Queensland with affinities to O. woollsii. The Orchadian 16 (8): 370-372.
Jones, D.L. in Harden, G.J. (Ed) (1993). Flora of New South Wales 4: 185-186.
Jones, D.L. in Stanley, T.D. and Ross, E.M. (1989). Flora of South-eastern Queensland 3: 406.
Queensland Herbarium (2012). Specimen label information. Queensland Herbarium. Accessed 21/02/2012.
Profile author
Ronald Booth (25/06/2012)

Other resources

Data source

This profile data is sourced from the QLD Wildlife Data API ( https://www.data.qld.gov.au/dataset/qld-wildlife-data-api ) using the Get species by ID function ( https://www.data.qld.gov.au/dataset/qld-wildlife-data-api/resource/d050bfcd-ad49-4776-9bdb-7d5fa8f94fe2 ) used under CC-By 4.0 ( https://creativecommons.org/licenses/by/4.0/ ).
https://apps.des.qld.gov.au/species/?op=getspeciesbyid&taxonid=8557 ( https://apps.des.qld.gov.au/species/?op=getspeciesbyid&taxonid=8557 ).

This information is sourced from the WildNet platform ( https://www.qld.gov.au/environment/plants-animals/species-information/wildnet ) managed by the Queensland Department of Environment, Tourism, Science and Innovation.