Lepturus copeanus B.K. Simon. Fl.
Austral. 44B::460 (2005).
Classification. (GPWG 2001) : Subfamily
Chloridoideae. Cynodonteae.
Type of Basionym or
Protologue Information: Australia: Northern Territory: E of Mataranka, near
Roper River, 28 Apr 1947, S.T. Blake 17514 (HT: BRI; IT: CANB).
Key references
(books and floras): [2002] D.Sharp & B.K.Simon, AusGrass, Grasses of
Australia (as L. so. B).
Illustrations:
[2005] K.Mallet (ed.), Flora of Australia 44B: Poaceae 3 (Fig.
75S-Z).
Habit. Annual.
Stolons absent. Culms erect or geniculately ascending, 30–40 cm tall. Ligule a
fringe of hairs. Leaf-blades lanceolate, flat, 3.5–4.5 cm long, 4–5 mm wide.
Leaf-blade surface smooth, glabrous or indumented.
Inflorescence.
Inflorescence solid, a spike.
Spikelets.
Spikelets sessile. Fertile spikelets 1-flowered, comprising 1 fertile
floret(s), with a barren rachilla extension, lanceolate, dorsally compressed,
7–8 mm long.
Glumes. Glumes
firmer than fertile lemma. Upper glume lanceolate, 7–8 mm long, coriaceous,
without keels, 7 -nerved. Upper glume surface smooth, glabrous. Upper glume
apex muticous.
Florets.
Fertile lemma 3 mm long, without keel, 3 -nerved. Lemma surface glabrous. Palea
2 -nerved.
Continental
Distribution: Australasia.
Australian
Distribution: Western Australia, Northern Territory, Queensland.
Western Australia:
Gardner. Northern Territory: Darwin & Gulf. Queensland: North
Kennedy.