Pterostylis diminuta (D.L.Jones) G.N.Backh.

Victorian Naturalist 124: 124 (2007) APNI

Taxonomic status:Accepted

Occurrence status:Endemic

Establishment means:Native

Threat status:Victoria: vulnerable (v)

Flowering plant 8–40 cm tall, stem leaves 4–7, spreading, linear-lanceolate, 1.5–8 cm long, 2.5–4 mm wide. Rosette leaves 3–6, ovate to elliptic, 1.5–2.5 cm long, 3–5 mm wide, margins flat or crinkled. Flowers 1–20, 10–14 mm long, shiny, translucent green with darker green stripes, sepal tips orange-brown; galea decurved in the distal third; dorsal sepal with an acuminate apex; lateral sepals deflexed, conjoined part elliptic, 8–11 mm long, 4–6 mm wide, free points 3–4 mm long, divergent; petals slightly falcate, basal flanges small, apex obtuse. Labellum oblong, 4–5 mm long, 2–2.5 mm wide, yellowish brown with a darker basal mound and a blackish central stripe, covered with transparent, beaded cells and sometimes with a few acicular cells at the base, apex attenuate, notched. Flowers Sep.–Nov.

Gold, GGr. Apparently endemic to Victoria where known only from between Ballarat and the Grampians in woodland and open forest with a tussocky or sparse shrubby understorey, on well-drained gravelly or stony soil.

Created by: Jeff Jeanes, 2015-06-19
Updated by: Jeff Jeanes, 2015-06-19
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 diminuta in AVH ; Victorian Biodiversity Atlas, © The State of Victoria, Department of Environment and Primary Industries (published Dec. 2014) Find Pterostylis diminuta in Victorian Biodiversity Atlas
  Bioregion Occurrence status Establishment means
Goldfields present native
Greater Grampians present native

State distribution

Distribution map