Thelymitra gregaria D.L.Jones & M.A.Clem.

Orchadian 12: 327 (1998) APNI

Taxonomic status:Accepted

Occurrence status:Endemic

Establishment means:Native

Threat status:Victoria: endangered (e); listed in Flora and Fauna Guarantee Act 1988

Flowering stem erect, straight, 9–20 cm tall, 1–2.5 mm diam., purplish, often pruinose. Leaf linear to linear-lanceolate, attenuate, 5–12(–18) cm long, 5–12 mm wide, fleshy, canaliculate, ribbed abaxially, sheathing at base, dark green to yellowish with a purplish base. Inflorescence 1–6-flowered, loose. Sterile bracts usually 2, rarely 1 or 3. Perianth segments elliptic, lanceolate or ovate, 10–20 mm long, dark violet-blue to purple with darker longitudinal veins. Column slender, 5–7 mm long, pink, blue or purplish; mid-lobe hooding the anther, tubular, inflated, gently curved through c. 90 deg., dark brown to blackish, apex shallowly bilobed, yellow; lateral lobes converging 0.8–1.5 mm long, digitiform, obliquely erect, each with a toothbrush-like arrangement of white hairs almost along their entire length, terminating in front of mid-lobe. Anther inserted towards apex of column, shortly beaked. Flowers Sep.–Nov.

DunT, HSF, OtP, VVP. Endemic to Victoria where found in tussock grassland on red-brown loams derived from basalt.

Flowers expand readily on warm to hot days and are strongly scented.

Apparent hybrids with T. exigua and with T. antennifera have been observed where the species are sympatric.

Created by: Jeff Jeanes, 2014-09-02
Updated by: Jeff Jeanes, 2014-09-05
Distribution map
life Life
kingdom Plantae
phylum Tracheophyta
superorder Lilianae
order Asparagales
family Orchidaceae
genus Thelymitra
Higher taxa


Source: AVH (2014). Australia's Virtual Herbarium, Council of Heads of Australasian Herbaria, <>. Find Thelymitra gregaria in AVH ; Victorian Biodiversity Atlas, © The State of Victoria, Department of Environment and Primary Industries (published Dec. 2014) Find Thelymitra gregaria in Victorian Biodiversity Atlas
  Bioregion Occurrence status Establishment means
Victorian Volcanic Plain present native
Otway Plain present native
Dundas Tablelands present native
Highlands-Southern Fall present native

State distribution

Distribution map