New Taxa Austral. Orch. (Austral. Orchid Res.) 5: 81 (2006) APNI
Threat status:Victoria: endangered (e); listed in Flora and Fauna Guarantee Act 1988
Flowering plant slender, 12–20 cm tall. Leaves mostly 4–8, linear, 7–12 cm long, in a loose, erect tussock. Flowers 1–3, semi-erect to porrect, mostly pale yellow with dark stains and striations on labellum; pedicel (excluding ovary) 2.5–6 cm long, slender, partly enclosed within bract; dorsal sepal porrect or obliquely erect, ovate, 9–15 mm long, shorter than other perianth parts, yellow with some dark striations at base; lateral sepals obliquely deflexed, usually parallel, linear-oblanceolate, 13–20 mm long, green; petals incurved to slightly spreading, 10–20 mm long, claw green to brown, lamina ovate, elliptic or ovate-lanceolate, yellow. Labellum porrect or obliquely erect, 10–18 mm long, 3-lobed; lateral lobes small, oblong-cuneate, outer margins irregularly erose; mid-lobe almost flat, c. 4 times as long as the lateral lobes, narrowly ovate, yellow with light tan-brown stains and striations, narrowed at base, with 2 widely separated, pubescent, longitudinal ridges extending shortly beyond base, a single, less distinct ridge continuing almost to apex. Column wings slightly exceeding the anther. Flowers Aug.–Sep.
Gold, MuM, VRiv, Wim. Endemic to Victoria where known from grassland and grassy woodland in north-central parts of the state.
Similar to Diuris fucosa, but that species has generally larger flowers with a broader labellum that has darker central stains and striations.
|Bioregion||Occurrence status||Establishment means|
|New South Wales|