Deyeuxia decipiens (R. Br.) Vickery. Contr. New South Wales Natl. Herb. 1: 70 (1940).
Classification. (GPWG 2001) : Subfamily Pooideae. Tribe Poeae.
Basionym and/or Replacement Name: Agrostis decipiens R. Br., Prodr. 172 (1810).
Type of Basionym or Protologue Information: Australia.
Key references (books and floras): . R.Brown, Prodromus (172 as Agrostis decipiens),  D.Sharp & B.K.Simon, AusGrass, Grasses of Australia,  S.W.L.Jacobs, R.D.B.Walley & D.J.B.Wheeler, Grasses of New South Wales (201),  A.Wilson (ed.). Flora of Australia, Vol 44A. Poaceae 2 (206).
Illustrations:  S.W.L.Jacobs, R.D.B.Whalley & D.J.B.Wheeler, Grasses of New South Wales, 4th edn (201), . A.Wilson (ed.), Flora of Australia 44A: Poaceae 2 (205, Fig.28).
Habit. Perennial. Culms erect, 45–100 cm tall, 3–4 -noded. Mid-culm internodes glabrous. Mid-culm nodes glabrous. Lateral branches simple. Leaves mostly basal. Leaf-sheaths scaberulous. Ligule an eciliate membrane, 2–4 mm long, membranous, abaxially scaberulous, lacerate, truncate or obtuse. Leaf-blades aciculate or filiform or linear, involute or convolute, 10–30 cm long, 3–4 mm wide. Leaf-blade surface scabrous.
Inflorescence. Inflorescence compound, a panicle. Panicle 12–34 cm long.
Spikelets. Spikelets pedicelled. Fertile spikelets 1-flowered, comprising 1 fertile floret(s), without rachilla extension or with a barren rachilla extension, lanceolate, laterally compressed, (1.5–)2–3 mm long.
Glumes. Glumes similar, firmer than fertile lemma. Lower glume lanceolate, membranous, much thinner on margins, keeled, 1-keeled, 1 -nerved. Upper glume lanceolate, 2–3 mm long, membranous, keeled, 1-keeled, 1 -nerved. Upper glume surface asperulous.
Florets. Fertile lemma 2–3 mm long, without keel, 5 -nerved. Lemma apex awned, 1 -awned. Median (principal) awn subapical, 0.5–1 mm long overall. Lodicules present. Anthers 3.
Continental Distribution: Australasia.
Australian Distribution: Queensland, New South Wales, Victoria, Tasmania.
Queensland: Darling Downs. New South Wales: Central Coast, South Coast, Central Tablelands, Southern Tablelands. Victoria: East Gippsland. Tasmania: East Coast.
Notes. Endemic. Usually on sandy soils, under light forest, often in hilly country or wet places. Flowers spring.