Austrostipa bronwenae

Austrostipa bronwenae A.R.Williams. Telopea
13 (1–2) 189 (2011).

Classification. (GPWG 2001) : Subfamily Pooideae. Tribe Stipeae.

Type of Basionym or
Protologue Information
: Western Australia, Harvey, 8 Dec 2008, B.J.Keighery
(holo: PERTH; iso: NSW, MEL, CANB).

Perennial. Culms 90–150 cm tall. Leaf-sheaths glabrous on surface. Leaf-sheath
auricles present. Ligule an eciliate membrane, 0–1(–2) mm long. Leaf-blades
erect, filiform, involute or convolute, 35–45 cm long, 0.5–0.8 mm wide.
Leaf-blade surface indumented.

Panicle linear, 25–30 cm long, 3–4 cm wide.

Spikelets pedicelled. Fertile spikelets comprising 1 fertile floret(s), without
rachilla extension, lanceolate, terete, 11–13 mm long.

Glumes. Glumes
similar, firmer than fertile lemma, dull. Lower glume lanceolate, membranous,
without keels, 3 -nerved. Upper glume lanceolate, 11–12 mm long, membranous,
1-keeled, 3 -nerved.

Fertile lemma 7–8 mm long, without keel. Lemma apex dentate, awned, 1 -awned.
Median (principal) awn 42–55 mm long overall, with a twisted column. Column
11–12 mm long. Palea without keels. Lodicules present. Anthers 3. Grain 4.1–4.6
mm long.

: Australasia.

AVH Sept 2012

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