Ectrosia ovata Nightingale. Flora
of Australia 43(1): 376. 2002.
Classification. (GPWG 2001) : Subfamily
Type of Basionym or
Protologue Information: Australia: Queensland: 1 km from the Musgrave to
Lakefield road on the track to Low Lake, Lakefield National Park, Cook
District, 8 Jul 1987, J.R.Clarkson & B.K.Simon 7070 (HT: NSW; IT:
BRI, K, L, MBA, QRS).
 K.Mallet (ed.), Flora of Australia 44B: Poaceae 3 (Fig.
Culms erect, stature slender to delicate, 20–50 cm tall, 3–7 -noded. Mid-culm
internodes glabrous. Lateral branches sparsely branched. Leaf-sheaths glabrous
on surface. Ligule a fringe of hairs, 0.2 mm long. Leaf-blades flat, 6–15 cm
long, 1–2.5 mm wide. Leaf-blade surface glabrous.
Inflorescence compound, a panicle. Panicle oblong, 10–25 cm long, 3–5 cm wide.
Spikelets pedicelled. Fertile spikelets many flowered, with at least 2 fertile
florets, comprising 1–5 fertile floret(s), with diminished florets at the apex,
oblong or ovate, laterally compressed, 6–15 mm long (excluding awns).
similar. Lower glume lanceolate, membranous or coriaceous, keeled, 1-keeled, 3
-nerved. Upper glume lanceolate, 5–5.5 mm long, membranous or coriaceous,
keeled, 1-keeled, 3 -nerved.
Fertile lemma 5–10 mm long, keeled, 5–7 -nerved. Lemma apex muticous or
mucronate or awned, 1 -awned. Median (principal) awn 1–16 mm long overall.
Palea 2 -nerved. Anthers 3. Grain 1.5–2 mm long.