Pterostylis hamata Blackmore & Clemesha

Orchadian 2: 154 (1968) APNI

Taxonomic status:Accepted

Occurrence status:Present

Establishment means:Native

Threat status:Victoria: rare (r)

Flowering plant to 40 cm tall, stem leaves 2–8, closely sheathing. Rosette leaves 6–15, elliptic to obovate, 2–3 cm long, 6–12 mm wide, margins entire. Flowers 2–12, porrect to obliquely erect, c. 2 cm long, transparent with green and brown markings and suffusions; dorsal sepal with decurved filiform point 4–7 mm long; lateral sepals deflexed, conjoined part ovate in outline when flattened, concave, margins incurved, glabrous, free points filamentous, 12–15 mm long, hooked forwards, nearly parallel, c. 10 mm apart at the tips; petals with well-developed proximal flanges which meet and block off the base of the galea. Labellum oblong-ovate, 5–5.5 mm long, 2–2.5 mm wide, brown, thick; marginal hairs in 8–10 pairs, 0.5–2.5 mm long, basal lobe poorly developed, with numerous hairs c. 1 mm long. Flowers Sep.–Nov.

HNF, NIS, VRiv. Also Qld, NSW. Apparently confined to north-eastern Victoria between the Warby Ranges and Corryong, usually in dry open forest on shallow sandy soil over granite.

Distinguished readily by the smallish, mostly brown flowers with the free points on the lateral sepals hooked strongly forward.

Source: Jones, D.L. (1994). Pterostylis. In: Walsh, N.G.; Entwisle, T.J. (eds), Flora of Victoria Vol. 2, Ferns and Allied Plants, Conifers and Monocotyledons. Inkata Press, Melbourne.
Updated by: Jeff Jeanes, 2015-06-09
Hero image
Distribution map
life Life
kingdom Plantae
phylum Tracheophyta
superorder Lilianae
order Asparagales
family Orchidaceae
genus Pterostylis
Higher taxa


Source: AVH (2014). Australia's Virtual Herbarium, Council of Heads of Australasian Herbaria, <>. Find Pterostylis hamata in AVH ; Victorian Biodiversity Atlas, © The State of Victoria, Department of Environment and Primary Industries (published Dec. 2014) Find Pterostylis hamata in Victorian Biodiversity Atlas
  Bioregion Occurrence status Establishment means
Victorian Riverina present native
Northern Inland Slopes present native
Highlands-Northern Fall present native

State distribution

Distribution map
South Australia
New South Wales
Australian Capital Territory