Aristida obscura Henrard

Meded. Rijks-Herb. 54A: 385 (1927) APNI

Taxonomic status:Accepted

Occurrence status:Present

Establishment means:Native

Threat status:Victoria: endangered (e); listed in Flora and Fauna Guarantee Act 1988

Loosely tufted perennial, culms erect, simple or few-branched, to 50 cm high. Leaves few, basal and cauline; sheaths smooth and glabrous; blade flat to loosely inrolled, to 25 cm long and 3 mm wide, glabrous on lower (abaxial) surface,scabrous to shortly hispid on upper surface; ligule densely ciliate, c. 0.2 mm long. Inflorescence an open to mid-dense, cylindric or ovoid panicle, 7–15 cm long and nearly as wide (including awns); glumes unequal, narrow-acuminate, the lower 6–13 mm long, the upper 13–21 mm long; lemma convolute, narrow-cylindric, 10–14 mm long, shortly aculeate-hispid in the apical half, otherwise smooth, mottled purplish; awn branches subequal, 27–50 mm long. Flowers Nov.–Jan.

MuM, NIS, VRiv. Also WA, NT, SA, Qld, NSW. Known in Victoria by a few collections in grassland or open woodland (Quambatook and Terrick Terrick areas). Occurs in all mainland states.

Resembles Aristida behriana, distinguished primarily by the aculeate-hispid lemma which exceeds the glumes.

Created by: Neville Walsh, 2015-05-22
Updated by: Val Stajsic, 2018-02-12
Distribution map
life Life
kingdom Plantae
phylum Tracheophyta
superorder Lilianae
order Poales
family Poaceae
genus Aristida
Higher taxa

Victoria

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

State distribution

Distribution map
State
Western Australia
Northern Territory
South Australia
Queensland
New South Wales
Victoria