Echinopogon phleoides

Echinopogon phleoides C. E. Hubbard. Hook.
Icon. Pl.
tab. 3261, 10 (1935).

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

Type of Basionym or
Protologue Information
: Australia: New South Wales: Hardinge County:
Wandsworth, 15 mi N.W. of Guyra, in white soil from quartz orphyry, 1080 m.,
Dec 1931, McKie 732.

Key references
(books and floras):
[2002] D.Sharp & B.K.Simon, AusGrass, Grasses of
Australia
, [2008] S.W.L.Jacobs, R.D.B.Walley & D.J.B.Wheeler, Grasses
of New South Wales
(232), [2009] A.Wilson (ed.). Flora of Australia,
Vol 44A. Poaceae 2 (223).

Illustrations:
[2008] S.W.L.Jacobs, R.D.B.Whalley & D.J.B.Wheeler, Grasses of New South
Wales
, 4th edn (233), [2009]. A.Wilson (ed.), Flora of Australia 44A:
Poaceae 2 (225, Fig.31).

Habit. Perennial.
Rhizomes present, elongated. Culms erect or geniculately ascending, 25–70 cm
tall, 2–4 -noded. Leaf-sheaths smooth or scaberulous, glabrous on surface or
hairy. Ligule an eciliate membrane, 3 mm long, truncate. Leaf-blades 4–18 cm
long, 2–4 mm wide. Leaf-blade surface indumented.

Inflorescence.
Inflorescence solid, a panicle. Panicle oblong, 1.5–3 cm long, 0.6–0.8 cm wide.

Spikelets.
Spikelets pedicelled. Fertile spikelets 1-flowered, comprising 1 fertile
floret(s), with a barren rachilla extension, oblong, laterally compressed,
3.5–4 mm long.

Glumes. Glumes
similar, thinner than fertile lemma. Lower glume lanceolate or oblong or ovate,
scarious, keeled, 1-keeled, 1 -nerved. Lower glume surface indumented. Upper
glume lanceolate or oblong or ovate, 3.5–4 mm long, scarious, keeled, 1-keeled,
1 -nerved. Upper glume surface indumented.

Florets.
Fertile lemma 2.8–3 mm long, keeled, 5–7 -nerved. Lemma apex entire or dentate,
mucronate. Median (principal) awn apical or from a sinus, 0.2–1.5 mm long
overall. Palea 2 -nerved. Anthers 3.

Continental
Distribution
: Australasia.

Australian
Distribution
: New South Wales.

New South Wales:
Northern Tablelands.

Notes. Most closely
related to E. mckiei.

Endemic. Restricted to an
area NW of Guyra, N.S.W. Grows on limestone. Flowers spring-summer.

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