Triodia cremnophila R.L.Barrett & M.D.Barrett. Telopea 13 (1–2): 62 (2011).
Classification. (GPWG 2001) : Subfamily Chloridoideae. Triodeae.
Type of Basionym or
Protologue Information: Western Australia, E. of Pompeys Pillar, southern
Ragged Ra, east Kimberley, 4 Feb 2010, R.L.Barrett 6600 (holo:PERTH
08239770; iso BRI, CANB, DNA, K, MEL, NSW).
Habit.
Perennial. Stolons present. Culms erect or geniculately ascending, 60–110 cm
tall. Leaf-sheath auricles present. Ligule absent. Leaf-blades conduplicate,
22–37 cm long, 0.8–1.1 mm wide. Leaf-blade surface glabrous.
Inflorescence.
Racemes 5–10.5 cm long. Central inflorescence axis 27–38 cm long.
Spikelets.
Spikelets pedicelled. Fertile spikelets comprising 4–5(–6) fertile floret(s),
with diminished florets at the apex, cuneate, laterally compressed, 4–6.1 mm
long. Rhachilla internodes elongated between glumes.
Glumes. Glumes
similar, similar to fertile lemma in texture. Lower glume lanceolate,
cartilaginous, without keels, 1 -nerved. Lower glume apex mucronate. Upper
glume lanceolate, 4–6 mm long, membranous, 1-keeled, 1 -nerved. Upper glume
apex mucronate.
Florets.
Fertile lemma 3.6–3.9 mm long, keeled, 3 -nerved. Lemma surface indumented.
Lemma apex lobed, awned, 3 -awned. Median (principal) awn 1.6–3 mm long
overall. Lateral lemma awns present. Palea 2 -nerved.
Continental
Distribution: Australasia.
Australian
Distribution: Western Australia.
Western Australia:
Gardner.
Flora of Australia
Notes. No obvious clase relatives are known - see discussion in Telopea
13: 63 (2011).