Common name: Wavy Swamp Wallaby-grass
Amphibromus sinuatus S.W.L.Jacobs & Lapinpuro APNI* 
Description: Stoloniferous perennial to c. 0.7 m high; culms decumbent, terete to flattened, 0.8–2 mm wide, glabrous, 1–4-noded, lower nodes sometimes swollen.
Leaves with sheath glabrous to scabrous, lightly to moderately ribbed; ligule acute to acuminate, 5–11 mm long; blade 1–4 mm wide, scabrous, moderately to deeply ribbed.
Panicle erect, becoming flexuous, incompletely exserted, to 21 cm long. Spikelets 12–21 mm long with 5–7 florets. Lower glume narrow-lanceolate to triangular, 1–3-nerved; upper lanceolate to broad lanceolate, 3–5-nerved. Lemmas scabrous, 7-nerved, 6.2–8.2 mm long; apex 4-toothed; awn arising 35–50% of the lemma length from the lemma tip, straight, scarcely twisted. Palea 75–95% the length of the lemma.
Flowering: spring–summer.
Distribution and occurrence: Grows in permanent swamps, in cold areas; uncommon. district.
NSW subdivisions: NT
Other Australian states: Vic.
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.
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