Neurachne lanigera

Neurachne lanigera S.T. Blake. Contr. Queensland Herb. 13: 10 (1972).

Classification. (GPWG 2001) : Subfamily Panicoideae. Neurachneae.

Type of Basionym or
Protologue Information
: Australia occidentali, prope "Cunya", Speck
(HT: CANB-72644).

Key references
(books and floras):
[1981] M.Lazarides in J.Jessop (ed)., Flora of
Central Australia
(484), [2002] D.Sharp & B.K.Simon, AusGrass,
Grasses of Australia
, [2006] J.Jessop, G.R.M.Dashorst, F.M.James, Grasses
of South Australia

[2006] J.Jessop, G.R.M.Dashorst, F.M.James, Grasses of South Australia  (500, fig. 430).

Perennial. Rhizomes present, short. Culms erect, 15–25 cm tall, 5–10 -noded.
Mid-culm nodes pubescent or bearded. Leaf-sheaths smooth, hairy. Ligule a
fringe of hairs, 0.5–0.9 mm long. Leaf-blades filiform, involute, 2–12 cm long,
1–2.1 mm wide. Leaf-blade surface smooth or scabrous, indumented.

Inflorescence solid, a raceme. Panicle oblong, 1.5–3 cm long.

Spikelets pedicelled. Fertile spikelets 2-flowered, the lower floret barren
(rarely male), the upper fertile, comprising 1 basal sterile florets,
comprising 1 fertile floret(s), without rachilla extension, lanceolate,
dorsally compressed, 10–12 mm long.

Glumes. Glumes
dissimilar, firmer than fertile lemma. Lower glume lanceolate, cartilaginous,
much thinner on margins, without keels, 5(–7) -nerved. Lower glume surface
indumented. Lower glume apex muticous or mucronate. Upper glume lanceolate,
10–12 mm long, cartilaginous, 7 -nerved. Upper glume surface indumented. Upper
glume apex muticous or awned. Florets. Basal sterile florets 1, barren,
without significant palea. Lemma of lower sterile floret 60–80 % of length of
spikelet, chartaceous, 7 -nerved.

Fertile lemma 6.5–7.8
mm long, without keel, 5 -nerved. Palea without keels. Anthers 3.

: Australasia.

: Western Australia, South Australia.

Western Australia:
Austin. South Australia: North-western, Lake Eyre.

Notes. In
acacia shrublands and arid hummock grasslands. Flowers Aug.-Sept.

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