Amphibromus sinuatus S.W.L.Jacobs & Lapinpuro

Telopea 2: 727 (1986) APNI

Taxonomic status:Accepted

Occurrence status:Present

Establishment means:Native

Threat status:Victoria: vulnerable (v)

Stoloniferous aquatic perennial; culms decumbent, often only the inflorescence emergent, to 120 cm high overall. Leaves glabrous, scabrous; blade flat, to 17 cm long and 1–4 mm wide; ligule acute, 5–11 mm long. Inflorescence a slender, rather sparse panicle, to 25 cm long. Spikelets 4–6-flowered, 12–19 mm long (excluding awns), green or faintly tinged purple; glumes obtuse to acute, the lower 1–3-nerved, 3–4.5 mm long, the upper 3–5-nerved, 4–6 mm long; lemma 6–8.2 mm long, scabrous along nerves in upper part, otherwise mostly smooth, apical teeth 2 or 4, the outer pair smaller and lower when present, the inner pair 0.3–1 mm long; awn 14–26 mm long, inserted 35–50% of the lemma length from the apex, column and bristle not distinguished; palea slightly shorter than lemma. Flowers Oct.–Mar.

CVU, EGU, GipP, Glep, HNF, MonT, OtP, VVP. Also NSW. Rare and apparently confined to permanent swamps in cool, sometimes elevated sites, and disjunctly distributed (e.g. near Casterton, Warrnambool, Phillip Island, Wonthaggi, Bairnsdale, Suggan Buggan and Bendoc).

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: Neville Walsh, 2015-07-02
Hero image
Distribution map
life Life
kingdom Plantae
phylum Tracheophyta
superorder Lilianae
order Poales
family Poaceae
genus Amphibromus
Higher taxa


Source: AVH (2014). Australia's Virtual Herbarium, Council of Heads of Australasian Herbaria, <>. Find Amphibromus sinuatus in AVH ; Victorian Biodiversity Atlas, © The State of Victoria, Department of Environment and Primary Industries (published Dec. 2014) Find Amphibromus sinuatus in Victorian Biodiversity Atlas
  Bioregion Occurrence status Establishment means
Glenelg Plain present native
Victorian Volcanic Plain present native
Gippsland Plain present native
Otway Plain present native
Central Victorian Uplands present native
East Gippsland Uplands present native
Highlands-Northern Fall present native
Monaro Tablelands present native

State distribution

Distribution map
South Australia
New South Wales