Common name: Sterile Brome
Bromus sterilis L. APNI*
Description: Erect or geniculately ascending annual or biennial to 0.5 m high; culms slender to slightly stout, glabrous or pubescent.
Leaves with sheath usually pubescent; ligule c. 1.5 mm long; blade flaccid, 2–6 mm wide, softly hairy.
Panicle very lax, 10–20 cm long, branches mostly longer than the spikelets, spreading or nodding. Spikelets compressed, cuneate, 5–9-flowered, 25–65 mm long including awns. Glumes lanceolate, subulate, lower 1-nerved, 6–16 mm long; upper 3-nerved, 10–24 mm long. Lemma narrow-lanceolate, 8–23 mm long, with acute apical teeth 1–4 mm long, 5–7-nerved; awn slender, straight, 15–45 mm long. Palea 50–60% the length of the lemma.
Distribution and occurrence: A weed of disturbed ground. Native of Asia, Eur.
NSW subdivisions: *CC, *NT, *CT, *ST, *CWS, *SWS, *SFWP
Other Australian states: *Qld *Tas. *W.A.
Text by S. W. L. Jacobs & S. M. Hastings
Taxon concept: Flora of NSW 4 (1993)
APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.