Thelymitra flexuosa Endl.

Twisted Sun-orchid

Nov. Stirp. Dec. 3: 23 (1839) APNI

Taxonomic status:Accepted

Occurrence status:Present

Establishment means:Native

Flowering stem erect, flexuose, wiry, conspicuously bent above sheathing part of leaf and bracts, 10–35 cm long, 0.5–1.5 mm diam., green to reddish. Leaf linear-attenuate, 5–20 cm long, c. 1 mm wide, con-duplicate. Inflorescence 1–2(–4)-flowered. Sterile bracts 2. Perianth segments ovate, 5–7 mm long, cream to canary-yellow; sepals firmer than petals, brownish on outer surface. Column ovoid, 3–5 cm long, whitish-cream to light yellow; mid-lobe slightly developed, small, dark reddish or brownish, non-hooding, edges expanded into small, finely toothed, rounded lateral lobes, 0.3–0.5 mm high. Anther prominent, terminated by ovoid, yellow swelling, densely covered with short papillae. Flowers Oct.–Nov.

CVU, DunT, EGL, EGU, GipP, Glep, Gold, GGr, HSF, OtP, OtR, Strz, VVP, WaP, WPro, Wim. Also WA, SA, Tas. Common on wet swampy ground but also in heathland and mallee-scrub. Flowers Oct.-Nov. Common on wet swampy ground, but also in heathland, woodland and mallee scrub.

Flowers open tardily only on hot humid days, are often long-lasting and primarily self-pollinating.

Forms hybrids with members of the T. nuda/T. pauciflora complex and with T. rubra and T. carnea.

Source: Weber, J.Z.; Entwisle, T.J. (1994). Thelymitra. 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, 2014-09-17
Hero image
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 flexuosa in AVH ; Victorian Biodiversity Atlas, © The State of Victoria, Department of Environment and Primary Industries (published Dec. 2014) Find Thelymitra flexuosa in Victorian Biodiversity Atlas
  Bioregion Occurrence status Establishment means
Wimmera present native
Glenelg Plain present native
Victorian Volcanic Plain present native
Gippsland Plain present native
Otway Plain present native
Warrnambool Plain present native
Goldfields present native
Central Victorian Uplands present native
Greater Grampians present native
Dundas Tablelands present native
East Gippsland Lowlands present native
East Gippsland Uplands present native
Wilsons Promontory present native
Highlands-Southern Fall present native
Otway Ranges present native
Strzelecki Ranges present native

State distribution

Distribution map
Western Australia
South Australia