Hordeum marinum Huds.

Fl. Angl., edn 2, 1: 57 (1778) APNI

Taxonomic status:Accepted

Occurrence status:Present

Establishment means:Naturalised

Tufted annual, culms erect or geniculate, to 50 cm high. Leaf-blades flat, 4–15 cm long and 1.5–4 mm wide, velvety-hairy; sheaths glabrous or velvety with hairs to 0.3 mm long, those of upper leaves inflated; ligules membranous, c. 0.5 mm long; auricles not developed. Spike 1.5–5 cm long (excluding awns), rachis strongly zig-zagged. Glumes of spikelets in each triad subequal, or those of the central spikelet shorter, 10–20 mm long, glumes of the bisexual central spikelet and outer glume of barren lateral spikelets subulate; inner glumes of lateral spikelets prominently winged toward base, c. 1 mm wide; lemma of central spikelet 6–7 mm long, smooth, with a straight terminal awn 10–23 mm long, exceeding glumes; awn and lemma of lateral spikelets less than half as long as those of central spikelet; palea subequal to lemma. Flowers Oct.–Jan.

*CVU, *DunT, *EGU, *GipP, *Gold, *GGr, *HNF, *HSF, *LoM, *MuF, *MuM, *MSB, *NIS, *OtP, *RobP, *Strz, *VRiv, *VVP, *WaP, *Wim. In Victoria, the species occurs near the coast and also on inland sites where soils are somewhat saline. It appears to have increased in range substantially in the past two decades as salination of the Murray irrigation areas has increased.

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 Critesion marinum (Huds.) A.Löve).
Updated by: Daniel Ohlsen, 2017-06-15
Hero image
Distribution map
life Life
kingdom Plantae
phylum Tracheophyta
superorder Lilianae
order Poales
family Poaceae
genus Hordeum
Higher taxa


Source: AVH (2014). Australia's Virtual Herbarium, Council of Heads of Australasian Herbaria, <http://avh.chah.org.au>. Find Hordeum marinum in AVH ; Victorian Biodiversity Atlas, © The State of Victoria, Department of Environment and Primary Industries (published Dec. 2014) Find Hordeum marinum in Victorian Biodiversity Atlas
  Bioregion Occurrence status Establishment means
Lowan Mallee present naturalised
Murray Mallee present naturalised
Wimmera present naturalised
Victorian Volcanic Plain present naturalised
Victorian Riverina present naturalised
Murray Scroll Belt present introduced
Robinvale Plains present naturalised
Murray Fans present naturalised
Gippsland Plain present naturalised
Otway Plain present naturalised
Warrnambool Plain present naturalised
Goldfields present naturalised
Central Victorian Uplands present naturalised
Greater Grampians present introduced
Dundas Tablelands present naturalised
Northern Inland Slopes present introduced
East Gippsland Uplands present introduced
Highlands-Southern Fall present naturalised
Highlands-Northern Fall present naturalised
Strzelecki Ranges present introduced

State distribution

Distribution map
Western Australia
South Australia
New South Wales
Australian Capital Territory