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Pterostylis nutans R.Br.
Family Orchidaceae
Common name: Nodding Greenhood, Parrot's Beak Orchid

Pterostylis nutans R.Br. APNI*

Synonyms: Pterostylis nutans var. nutans R.Br. APNI*

Description: Terrestrial herb.

Rosette leaves 3–6, ovate, elliptic or oblong, 2–9 cm long, 10–20 mm wide, margins wavy or crisped; petiolate.

Scape to 30 cm high. Flower c. 2.5 cm long, strongly nodding, translucent with green and brown in the galea. Lateral sepals loosely embracing the galea leaving a wide lateral gap; sinus broadly V-shaped when viewed from the front, abruptly curved when viewed from the side; free points linear-tapered, c. 10 mm long, projected forwards. Petals narrow subacute. Labellum ovate to lanceolate, 12–16 mm long, 3.5–4 mm wide, green with a red-brown apex, scabrid, curved, apex obtuse to subacute, distal half protruding from the sinus in the set position.


Habit
Photo W. Cherry

Flower
Photo W. Cherry

Other photo
Photo W. Cherry

Flowering: Apr.–Oct.

Distribution and occurrence: Common in moist areas of dry sclerophyll forest, wet sclerophyll forest and coastal scrub.
NSW subdivisions: NC, CC, SC, NT, CT, ST, NWS, CWS, SWS
Other Australian states: Qld Vic. Tas. S.A.
AVH map***

Hybridises with P. funcata (producing P. X ingens (Rupp) D. L. Jones).

Text by D. L. Jones
Taxon concept: Flora of NSW 4 (1993)


APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.
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