Eragrostis triquetra M. Lazarides.
Aust. Syst. Bot. 10: 162 (1997).
Classification. (GPWG 2001) : Subfamily
Type of Basionym or
Protologue Information: Australia,
Cunnamulla: Martensz 1712 (CANB holo).
(books and floras):  D.Sharp & B.K.Simon, AusGrass, Grasses of
 K.Mallet (ed.), Flora of Australia 44B: Poaceae 3
(Fig. 63C, Fig. 68A-D).
Perennial. Culms erect, stature slender to delicate, 16–30 cm tall, 2–4 -noded.
Lateral branches simple or sparsely branched. Leaf-sheaths scaberulous. Ligule
a fringe of hairs, 0.3–0.5 mm long. Leaf-blades curved or curled or flexuous,
filiform, convolute, 1–1.5 mm wide. Leaf-blade surface scabrous, indumented.
Inflorescence compound, a panicle. Panicle elliptic, 6–10 cm long, 3–4.5 cm
Spikelets pedicelled. Fertile spikelets many flowered, with at least 2 fertile
florets ((9-)22–31), comprising (9–)22–31 fertile floret(s), with diminished
florets at the apex, linear, laterally compressed or terete, 5–13.5 mm long.
similar. Lower glume lanceolate or ovate, membranous, without keels or keeled,
1-keeled, 1 -nerved. Upper glume lanceolate or ovate, 1–1.3 mm long,
membranous, without keels or keeled, 1-keeled, 1 -nerved.
Fertile lemma 1–1.8 mm long, keeled, 3 -nerved. Lemma apex muticous or
mucronate. Palea 2 -nerved. Anthers 2 or 3. Grain 0.3–0.6 mm long.
Darling Downs, Maranoa, Mitchell, North
Distinguishing characters include filiform culms, leaves and spikelets; leaves
curly, with delicate hairs and thickened nerves; linear spikelets, with wavy
subpersistent rachilla; minute anthers, exserted subterminally, and trigonous
strongly curved, shiny, stipitate caryopsis.
distribution is from Ingham then inland from about Hughenden S to Cunnamulla,
Qld. In red, sandy and podsolic soils on undulating plains, on ridges and in
shallow depressions.; flowers Dec., Feb., Apr., June, and Aug.; fruits Dec.,
Feb., Apr., June, and Aug.