Corybas incurvus D.L.Jones & M.A.Clem.

Slaty Helmet-orchid

Kew Bull. 43: 135 (1988) APNI

Taxonomic status:Accepted

Occurrence status:Present

Establishment means:Native

Leaf broadly ovate to cordate, sometimes 3-lobed, green above, frosty underneath, 10–25 mm long, 10–32 mm wide. Flower dark purple with white central patch, pedicel (excluding ovary) c. 2 mm long; dorsal sepal greenish-grey with dark purple spots and lines, broadly oblong-obovate, hooded, only partly covering labellum, 17–20 mm long when flattened out, lateral sepals linear, tapered, fused at expanded base, up-curved or spreading obliquely, c. 3 mm long; petals linear, tapered, joined at base to lateral sepals, tips sometimes bifid, c. 2 mm long. Labellum c. 2 cm long when flattened out, tube erect, equal in length to lamina, auricles short and opening downwards; lamina curving gently through 180° before expanding, broadly ovate, dark purple with purplish hairs in front of boss, margins conspicuously incurved and shortly toothed; central boss white, conspicuous, channelled; callus with a few backward-sloping small teeth near tube-lamina junction. Column minutely winged. Flowers Jun.–Sep.

CVU, DunT, EGL, EGU, GipP, Glep, Gold, GGr, HNF, HSF, NIS, OtP, OtR, VRiv, VVP, WPro, Wim. Also SA, NSW, Tas. Widespread and often common in moist forests, heathlands and woodlands, but absent from the north-west, volcanic plain and higher mountains.

See notes under C. despectans.

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, 2015-02-17
Hero image
Distribution map
life Life
kingdom Plantae
phylum Tracheophyta
superorder Lilianae
order Asparagales
family Orchidaceae
genus Corybas
Higher taxa


Source: AVH (2014). Australia's Virtual Herbarium, Council of Heads of Australasian Herbaria, <>. Find Corybas incurvus in AVH ; Victorian Biodiversity Atlas, © The State of Victoria, Department of Environment and Primary Industries (published Dec. 2014) Find Corybas incurvus in Victorian Biodiversity Atlas
  Bioregion Occurrence status Establishment means
Wimmera present native
Glenelg Plain present native
Victorian Volcanic Plain present native
Victorian Riverina present native
Gippsland Plain present native
Otway 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