Diuris bracteata Fitzg. APNI* Description: Terrestrial herb.
Leaves 2, linear, c. 10 cm long, c. 10 mm wide, conduplicate.
Raceme c. 18 cm high, with c. 5 prominent, curved, linear bracts, c.3-flowered. Flowers yellow with blackish markings, c. 1.6 cm across. Dorsal sepal ovate, c. 8 mm long, 6 mm wide, with blackish markings towards the base. Lateral sepals linear, c. 9 mm long, c. 1.5 mm wide, deflexed, crossed. Petals obliquely erect, divergent; lamina elliptic; claw blackish. Labellum c. 10 mm long; lateral lobes linear to oblong, c. 4 mm long, c. 1.8 mm wide, margins irregular; midlobe ovate to rhombic when flattened, c. 6 mm wide, ridged along midline; callus of 2 ridges c. 5 mm long.
Flowering: recorded September
Distribution and occurrence: Known only from the original collection near Gladesville, on the Parramatta R., before 1889.
NSW subdivisions: CC
Threatened species: NSW BCA: Endangered; Commonwealth EPBC: Extinct
This species is considered data-deficient by Saving our Species (SoS, DPIE) which means a conservation project cannot be developed for it. Visit their website and contact SoS if you have additional information.
In recent years plants of Diuris platichila from Duffy's Forest, Mount White and Kulnura have been misidentified as Diuris bracteata. [Peter Weston May 2013]
Text by D. L. Jones
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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