Thelymitra azurea R.S.Rogers

Trans. & Proc. Roy. Soc. South Australia 4: 342 (1917) APNI

Taxonomic status:Accepted

Occurrence status:Present

Establishment means:Native

Threat status:Victoria: vulnerable (v)

Flowering stem erect, straight to slightly flexuose, 13–45 cm tall, 1–2.2 mm diam., green or purplish. Leaf linear to filiform, 10–27 cm long, 3–8 mm wide, fleshy, canaliculate to conduplicate, ribbed abaxially, sheathing at base, dark green with a purplish base. Inflorescence 1–10-flowered. Sterile bract 1, rarely 2. Perianth segments ovate to ovate-lanceolate, 6–13 mm long, dark azure blue with darker longitudinal veins, often with mauve tonings, rarely pink. Column ovoid, 2.5–4.5 mm long, blue to purplish; mid-lobe slightly hooding the anther, expanded into an incurved arc subtending an angle of c. 90 deg., 0.5–1 mm long, 1–2 mm wide when flattened, blackish, apex toothed or warty, yellow; auxiliary lobes converging, fleshy, rod-like, blackish, apex toothed or warty, yellow; lateral lobes converging, porrect or obliquely erect, flat, tapering, each with white or purplish hairs along distal margins. Anther inserted towards base of column, apex ending in a short beak. Flowers Sep.–Dec.

Glep, GGr, LoM, MuM, Wim. Also SA. Widespread but uncommon in mallee scrublands, heathy woodlands and heathland on deep sand, sandy loam or peaty soils around swamp margins.

Flowers open freely on warm days and are most likely insect-pollinated.

Plants flower most abundantly the season following fires.

Created by: Jeff Jeanes, 2014-09-19
Updated by: Val Stajsic, 2018-02-15
Hero image
Distribution map
life Life
kingdom Plantae
phylum Tracheophyta
superorder Lilianae
order Asparagales
family Orchidaceae
genus Thelymitra
Higher taxa

Victoria

Source: AVH (2014). Australia's Virtual Herbarium, Council of Heads of Australasian Herbaria, <http://avh.chah.org.au>. Find Thelymitra azurea in AVH ; Victorian Biodiversity Atlas, © The State of Victoria, Department of Environment and Primary Industries (published Dec. 2014) Find Thelymitra azurea in Victorian Biodiversity Atlas
  Bioregion Occurrence status Establishment means
Lowan Mallee present native
Murray Mallee present native
Wimmera present native
Glenelg Plain present native
Greater Grampians present native