Bromus sterilis L.

Sterile Brome

Sp. Pl. 77 (1753) APNI

Taxonomic status:Accepted

Occurrence status:Present

Establishment means:Naturalised

Weakly tufted annual, culms erect, to 1 m high. Leaves with soft, spreading hairs; blade flat, to 20 cm long and 6 mm wide; ligule glabrous or with a few fine hairs, toothed, 1–3 mm long. Inflorescence a loose, open panicle, to 20 cm long (excluding awns), branches widely speading, longer than the spikelets. Spikelets 4–10-flowered, oblong, 20–35 mm long (excluding awns); lower glume 1-nerved, 6–14 mm long, upper glume 3–5-nerved, 10–20 mm long; lemma 14–20 mm long, excluding awn, dorsally rounded, smooth to moderately scabrous, with 2 membranous apical lobes 1–2 mm long; awn 15–30 mm long. Flowers Nov.–Feb.

*CVU, *EGU, *Gold, *MuF, *NIS, *OtP, *VRiv, *VVP, *WaP. Also naturalised in WA, Qld, NSW, Tas., New Zealand, North America, South-west Asia. Indigenous to the Mediterranean region where widespread. Known in Victoria from a few collections (St Arnaud, Yarrawonga, Myrtleford, Trentham, Benambra areas and Mud Is. in Port Phillip Bay), but possibly more widespread. Most other records of the species result from misdetermined specimens of B. madritensis and B. diandrus.

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.
Updated by: Daniel Ohlsen, 2016-10-07
Hero image
Distribution map
life Life
kingdom Plantae
phylum Tracheophyta
superorder Lilianae
order Poales
family Poaceae
genus Bromus
Higher taxa


Source: AVH (2014). Australia's Virtual Herbarium, Council of Heads of Australasian Herbaria, <>. Find Bromus sterilis in AVH ; Victorian Biodiversity Atlas, © The State of Victoria, Department of Environment and Primary Industries (published Dec. 2014) Find Bromus sterilis in Victorian Biodiversity Atlas
  Bioregion Occurrence status Establishment means
Victorian Volcanic Plain present naturalised
Victorian Riverina present naturalised
Murray Fans present naturalised
Otway Plain present introduced
Warrnambool Plain present introduced
Goldfields present naturalised
Central Victorian Uplands present introduced
Northern Inland Slopes present naturalised
East Gippsland Uplands present introduced

State distribution

Distribution map
Western Australia
South Australia
New South Wales