Glyceria declinata*

Glyceria declinata* Breb. Fl.
ed. 3, 354 (1859).

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

Type of Basionym or
Protologue Information
: France,

Key references
(books and floras):
[2002] D.Sharp & B.K.Simon, AusGrass, Grasses of
, [2002] J.Wheeler, N.Marchant & M.Lewington, Flora of the
South West (418), [2006] J.Jessop, G.R.M.Dashorst, F.M.James, Grasses of
South Australia
(178), [2008] S.W.L.Jacobs, R.D.B.Walley &
D.J.B.Wheeler, Grasses of New South Wales (270), [2009] A.Wilson (ed.). Flora
of Australia
Vol 44A. Poaceae 2 (76).

[1984] N.T.Burbidge. rev. S.W.L.Jacobs, Australian Grasses  (45), [2006] J.Jessop, G.R.M.Dashorst,
F.M.James, Grasses of South Australia  (178, fig. 127), [2008] S.W.L.Jacobs,
R.D.B.Whalley & D.J.B.Wheeler, Grasses of New South Wales, 4th edn
(270), [2009]. A.Wilson (ed.), Flora of Australia 44A: Poaceae 2
(75, Fig 11).

Perennial. Rhizomes present. Culms erect or geniculately ascending or decumbent
or prostrate, 10–85 cm tall, 1–3 -noded. Leaf-sheaths smooth, glabrous on
surface. Ligule an eciliate membrane, 4–9 mm long, obtuse or acute. Leaf-blades
flat or conduplicate, 3–18 cm long, 1.5–8 mm wide. Leaf-blade surface smooth,

Inflorescence compound, a panicle. Panicle linear or lanceolate, 4–30 cm long.

Spikelets pedicelled. Fertile spikelets many flowered, with at least 2 fertile
florets (8–15), comprising 8–15 fertile floret(s), with diminished florets at
the apex, oblong, laterally compressed, 13–27 mm long.

Glumes. Glumes
similar. Lower glume oblong or ovate, membranous, without keels, 1 -nerved.
Upper glume oblong or ovate, 2.5–5.5 mm long, membranous, without keels or
keeled, 1 -nerved.

Fertile lemma 4–6 mm long, without keel, 7 -nerved. Lemma apex dentate. Palea 2 -nerved. Palea
apex dentate. Lodicules present. Anthers 3. Grain 1.5–2.3 mm long.

: Europe, Africa, Australasia, and North

: Western Australia, South Australia, New South Wales,
Victoria, Tasmania.

Western Australia: Drummond, Menzies.
South Australia:
Flinders Ranges, Northern Lofty, Southern Lofty, South-eastern. New South Wales: South Coast,
Southern Tablelands, South-Western Plains. Victoria:
Eastern Highlands, Gippsland Plain, Midlands,
Volcanic Plain, Wannon. Tasmania: King Island,
North East, West Coast, Midlands, East Coast.

Notes. Introduced. Native
to Europe. Grows in wet and seasonally
inundated places. Flowers Aug.-Oct., Jan.-May. Fruits Nov.-Feb.



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