Lepturus copeanus

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.

AVH 2011

Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith