Diuris protena D.L.Jones

New Taxa Austral. Orch. (Austral. Orchid Res.) 5: 81 (2006) APNI

Taxonomic status:Accepted

Occurrence status:Endemic

Establishment means:Native

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.

Created by: Jeff Jeanes, 2015-01-16
Updated by: Jeff Jeanes, 2015-01-16
Hero image
Distribution map
life Life
kingdom Plantae
phylum Tracheophyta
superorder Lilianae
order Asparagales
family Orchidaceae
genus Diuris
Higher taxa

Victoria

Source: AVH (2014). Australia's Virtual Herbarium, Council of Heads of Australasian Herbaria, <http://avh.chah.org.au>. Find Diuris protena in AVH ; Victorian Biodiversity Atlas, © The State of Victoria, Department of Environment and Primary Industries (published Dec. 2014) Find Diuris protena in Victorian Biodiversity Atlas
  Bioregion Occurrence status Establishment means
Murray Mallee present native
Wimmera present native
Victorian Riverina present native
Goldfields present native

State distribution

Distribution map
State
New South Wales
Victoria