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Corybas unguiculatus (R.Br.) Rchb.f.
Family Orchidaceae
Common name: Small Helmet Orchid

Corybas unguiculatus (R.Br.) Rchb.f. APNI*

Synonyms: Anzybas unguiculatus (R.Br.) D.L.Jones & M.A.Clem. APNI*
Anzybas globulus D.L.Jones & L.M.Copel. APNI*

Description: Terrestrial herb.

Leaf 14–30 mm long, 11–26 mm wide, upper surface grey-green, lower surface purplish.

Flower erect, purple, 13–16 mm long. Dorsal sepal cucullate, 12–15 mm long, 8–10 mm wide; basal stalk c. 5 mm long; lamina ovate, concave. Lateral sepals linear, c. 9 mm long, c. 0.5 mm wide. Petals linear, c. 6 mm long, c. 0.4 mm wide. Labellum tubular, longer than the dorsal sepal; orifice c. 6 mm across, with small teeth on the margins and a few on the inner surface. Callus central, with a central mass of acicular, moniliform, backward-sloping, red or clear calli c. 1 mm long.

Photo A.E. Orme

Photo A.E. Orme

Photo A.E. Orme

Other photo
Photo A.E. Orme

Flowering: May–July.

Distribution and occurrence: Widespread, usually in heath but less commonly in sclerophyll forest; on coast and tablelands, south from the Gibraltar Range. Also in Victoria, Tasmania, South Australia and New Zealand.
NSW subdivisions: NC, CC, SC, CT, NT
Other Australian states: Vic. Tas. S.A.
AVH map***

Text by D. L. Jones, updated by Matt A.M. Renner 4 February 2021.
Taxon concept: Flora of NSW 4 (1993)

APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.
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