Diuris brevissima Fitzg. ex Nicholls APNI*
Description: Terrestrial herb.
Leaves 2, linear, c. 30 cm long, c. 6 mm wide, conduplicate.
Raceme to 35 cm high, 2–9-flowered. Flowers light yellow with red brown markings, c. 2 cm across. Dorsal sepal broad-ovate, 8–10 mm long, 6–8 mm wide, erect. Lateral sepals linear, c. 10 mm long, c. 2.5 mm wide, deflexed, parallel. Petals divergent; lamina broad-ovate to circular; claw dark-coloured. Labellum 6–8 mm long; lateral lobes oblong-cuneate, 6–8 mm long, 2–3 mm wide, margins irregular; midlobe obovate when flattened, 6–8 mm wide, ridged along midline; callus of 2 ridges c. 3 mm long.
Distribution and occurrence: Grows in sclerophyll forest; a poorly known species, recorded only from the Blue Mtns.
NSW subdivisions: CT
Text by D. L. Jones
Taxon concept: Flora of NSW 4 (1993)
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