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

Victorian Naturalist 127: 56 (2010) APNI

Taxonomic status:Accepted

Occurrence status:Present

Establishment means:Native

Threat status:Victoria: rare (r)

Flowering plant to 30 cm tall, stem leaves 4–6, loosely sheathing. Rosette leaves 5–8, elliptic to obovate, 2–4.5 cm long, 1–2.5 cm wide, shortly petiolate to nearly sessile, crowded, margins entire. Flowers 5–18, crowded, 9–11 mm long, bluish green and white with darker lines, shiny; galea curved throughout, suddenly decurved near the apex; dorsal sepal acute; lateral sepals deflexed, conjoined part broadly ovate in outline when flattened, 6–7.5 mm long, 6–8 mm wide, margins incurved, concave, free points broadly triangular, c. 3 mm long, parallel; petals asymmetrical, broadest near the base, obtuse. Labellum pale green with a dark green basal appendage; lamina obovate-oblong, c. 2.5 mm long, c. 2.3 mm wide; appendage c. 1.5 mm long, with a prominent central beak pointing forward. Flowers Dec.–Jan.

HSF, SnM, VAlp. Also NSW, ACT. Found in alpine and subalpine grasslands and herbfields of eastern Victoria, on well-drained to seasonally moist brown to black loams.

See note under Pterostylis cycnocephala.

Pterostylis spissa from stony rise grasslands is less robust, has narrower rosette leaves and slightly smaller, bright green flowers.

Created by: Jeff Jeanes, 2015-06-04
Updated by: Val Stajsic, 2018-02-15
Hero image
Distribution map
life Life
kingdom Plantae
phylum Tracheophyta
superorder Lilianae
order Asparagales
family Orchidaceae
genus Pterostylis
Higher taxa

Victoria

Source: AVH (2014). Australia's Virtual Herbarium, Council of Heads of Australasian Herbaria, <http://avh.chah.org.au>. Find Pterostylis crassicaulis in AVH ; Victorian Biodiversity Atlas, © The State of Victoria, Department of Environment and Primary Industries (published Dec. 2014) Find Pterostylis crassicaulis in Victorian Biodiversity Atlas
  Bioregion Occurrence status Establishment means
Highlands-Southern Fall present native
Victorian Alps present native
Snowy Mountains present native

State distribution

Distribution map
State
New South Wales
Victoria