Austrostipa oligostachya (Hughes) S.W.L.Jacobs & J.Everett

Telopea 6: 587 (1996) APNI

Taxonomic status:Accepted

Occurrence status:Present

Establishment means:Native

Tufted perennial, culms erect, to 1 m high, nodes pubescent. Leaves glabrous, scabrous or lightly pubescent; sheath purple, blade usually involute, to 20 cm long and 1 mm diam; ligule ciliate, 0.5–2 mm long. Inflorescence an open panicle to 25 cm long. Glumes 11–18 mm long, purple at least in lower part, acuminate, the lower 1–3 mm longer than upper; lemma with 1 or 2 short apical lobes 0.1–0.5 mm long, usually with a constriction near the apex, 7–9 mm long, deep reddish-brown at maturity, antrorsely scabrous, strongly so near apex, with semi-appressed white or golden hairs at least in the lower part, usually sparse in the upper half; callus 2–3 mm long; awn twice bent, 50–80 mm long, 9–17 mm to the first bend, column scabrous or pubescent with hairs to 0.8 mm long; palea about equal to lemma, glabrous or sparsely pubescent along the centre line. Flowers Sep.–Dec.

CVU, DunT, GipP, Glep, Gold, GGr, HSF, MuM, VRiv, VVP, WaP, Wim. Also SA. Occurs most commonly on basalt-derived soils, but also recorded from auriferous country and rocky sites of sedimentary geology.

Large specimens of Austrostipa oligostachya may resemble the closely related A. semibarbata, and where the two species occur together plants of intermediate appearance and possibly of hybrid origin occur.

Source: Walsh, N.G. (1994). Poaceae. In: Walsh, N.G.; Entwisle, T.J. (eds), Flora of Victoria Vol. 2, Ferns and Allied Plants, Conifers and Monocotyledons. Inkata Press, Melbourne (as Stipa oligostachya Hughes).
Updated by: Val Stajsic, 2017-11-16
Hero image
Distribution map
life Life
kingdom Plantae
phylum Tracheophyta
superorder Lilianae
order Poales
family Poaceae
genus Austrostipa
Higher taxa

Victoria

Source: AVH (2014). Australia's Virtual Herbarium, Council of Heads of Australasian Herbaria, <http://avh.chah.org.au>. Find Austrostipa oligostachya in AVH ; Victorian Biodiversity Atlas, © The State of Victoria, Department of Environment and Primary Industries (published Dec. 2014) Find Austrostipa oligostachya in Victorian Biodiversity Atlas
  Bioregion Occurrence status Establishment means
Murray Mallee present native
Wimmera present native
Glenelg Plain present native
Victorian Volcanic Plain present native
Victorian Riverina present native
Gippsland Plain present native
Warrnambool Plain present native
Goldfields present native
Central Victorian Uplands present native
Greater Grampians present native
Dundas Tablelands present native
Highlands-Southern Fall present native

State distribution

Distribution map
State
South Australia
Victoria