Poa tenera

Poa tenera F.
Muell. ex Hook. f. Fl. Tasman. 2: 124, t. 164A (1958).

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

Basionym and/or
Replacement Name:
 Poa saxicola
var. effusa Nees, London J. Bot. 2: 418 (1843).

Type of Basionym or
Protologue Information
: Australia: "Insula Van Diemen: 13 Dec
1837", Gunn 1009 (HT: CGE).

Key references
(books and floras):
[1810]. R.Brown, Prodromus (180 as P.
), [2002] D.Sharp & B.K.Simon, AusGrass, Grasses of
, [2006] J.Jessop, G.R.M.Dashorst, F.M.James, Grasses of South
(159), [2008] S.W.L.Jacobs, R.D.B.Walley & D.J.B.Wheeler, Grasses
of New South Wales
, [2009] A.Wilson (ed.). Flora of Australia, Vol
44A. Poaceae 2 (325).

[2006] J.Jessop, G.R.M.Dashorst, F.M.James, Grasses of South Australia  (159, fig. 112), [2008] S.W.L.Jacobs,
R.D.B.Whalley & D.J.B.Wheeler, Grasses of New South Wales, 4th edn
(354), [2009]. A.Wilson (ed.), Flora of Australia 44A: Poaceae 2
(323, Fig. 43).

Perennial. Stolons present. Culms erect or sprawling, stature reed-like or
slender to delicate, 10–30 cm tall. Mid-culm internodes glabrous or pubescent
or pilose. Lateral branches simple or branched. Leaves cauline. Leaf-sheaths
smooth or scaberulous, glabrous on surface. Ligule an eciliate membrane,
0.3–1.5 mm long, abaxially glabrous or abaxially scaberulous, truncate.
Leaf-blades filiform or linear, flat or conduplicate or convolute,
(5–)11.5–17(–20) cm long, 0.3–1.5 mm wide. Leaf-blade surface smooth or
scaberulous, glabrous.

Inflorescence compound, a panicle. Panicle elliptic, 2–12 cm long, with spikelets
clustered towards branch tips.

Spikelets pedicelled. Fertile spikelets many flowered, with at least 2 fertile
florets (2–3(-4)), comprising 2–3(–4) fertile floret(s), with diminished
florets at the apex, oblong or ovate, laterally compressed, 2.6–6.4 mm long.

Glumes. Glumes
similar. Lower glume oblong, membranous, keeled, 1-keeled, 1–3 -nerved. Upper
glume oblong, 1–1.6 mm long, membranous, keeled, 1-keeled, 3–5 -nerved.

Fertile lemma 2–3 mm long, keeled, 5 -nerved. Lemma surface glabrous or
indumented. Lodicules present. Anthers 3.

: Australasia.

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

South Australia:
Eyre Peninsula, Southern Lofty, Kangaroo Island, South-eastern. New South
: Central Tablelands, Southern Tablelands, Central-Western Slopes,
South-Western Slopes. Victoria: East Gippsland, Eastern Highlands,
Gippsland Highlands, Gippsland Plain, Grampians, Midlands, Otway Plain, Otway
Range, Wilsons Promontory, Snowfields, Volcanic Plain, Wannon. Tasmania:
North East, West Coast, Central Highlands, Midlands, East Coast, South West.

Notes. Endemic.
Shady and moist but well drained areas. Flowers Jan. Fruits Feb.


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