Cyrtostylis reniformis R.Br.

Gnat Orchid

Prodr. 322 (1810) APNI

Taxonomic status:Accepted

Occurrence status:Present

Establishment means:Native

Flowering plant 3–16 cm tall. Leaf cordate, kidney-shaped or circular, sometimes 3-lobed, 10–35 mm long, 10–35 mm wide, grey-green to blue-green above with whitish veins, lighter and crystalline beneath. Flowers 1–4, greenish-brown, yellowish- or reddish-brown, c. 10 mm long; pedicel (including ovary) 7–10 mm long, subtended by bract less than half as long; dorsal sepal erect and incurved, linear-tapering, 9–11 mm long; lateral sepals similar to dorsal sepal but projected forwards or spreading, usually under labellum; petals spreading or down-curved, linear, narrower than sepals but similar in length. Labellum projecting horizontally forward, sessile, oblong, usually 8–10 mm long, 4–5 mm wide, apex truncate to obtuse, sometimes with a bluntish point, margins at distal end scalloped. Flowers Jul.–Oct.

Brid, CVU, DunT, EGL, EGU, GipP, Glep, Gold, GGr, HNF, HSF, LoM, MuF, NIS, OtP, OtR, VAlp, VRiv, VVP, WaP, WPro, Wim. All states except WA. A common and widespread orchid from near-coastal to inland areas, found in heathland and open-forest.

Flower size and colour and leaf size vary considerably. See also notes under C. robusta.

Source: Entwisle, T.J. (1994). Orchidaceae. 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, 2014-11-20
Hero image
Distribution map
life Life
kingdom Plantae
phylum Tracheophyta
superorder Lilianae
order Asparagales
family Orchidaceae
genus Cyrtostylis
Higher taxa


Source: AVH (2014). Australia's Virtual Herbarium, Council of Heads of Australasian Herbaria, <>. Find Cyrtostylis reniformis in AVH ; Victorian Biodiversity Atlas, © The State of Victoria, Department of Environment and Primary Industries (published Dec. 2014) Find Cyrtostylis reniformis in Victorian Biodiversity Atlas
  Bioregion Occurrence status Establishment means
Lowan Mallee present native
Wimmera present native
Glenelg Plain present native
Bridgewater present native
Victorian Volcanic Plain present native
Victorian Riverina present native
Murray Fans 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
Northern Inland Slopes present native
East Gippsland Lowlands present native
East Gippsland Uplands present native
Wilsons Promontory present native
Highlands-Southern Fall present native
Highlands-Northern Fall present native
Otway Ranges present native
Victorian Alps present native

State distribution

Distribution map
Western Australia
South Australia
New South Wales
Australian Capital Territory