Deyeuxia monticola

Deyeuxia monticola (Roem. &
Schult.) Vickery. Contr. New South
Wales Natl. Herb.
1: 56 (1940).

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

Basionym and/or
Replacement Name:
Roem. & Schult., Syst. 2: 359 (1817), based on Vilfa

Type of Basionym or
Protologue Information
: Australia,
Tasmania, Table Mt.:
Brown 6215 (BM holo, K).

Key references
(books and floras):
[1810]. R.Brown, Prodromus (171 as Agrostis
), [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
(204), [2009] A.Wilson (ed.). Flora of Australia, Vol 44A. Poaceae 2

[2008] S.W.L.Jacobs, R.D.B.Whalley & D.J.B.Wheeler, Grasses of New South
, 4th edn (204), [2009]. A.Wilson (ed.), Flora of Australia 44A: Poaceae 2
(196, Fig.27).

Perennial. Culms erect or decumbent, 10–135 cm tall, 2–3 -noded. Mid-culm
internodes glabrous or pubescent. Lateral branches simple. Leaves mostly basal.
Leaf-sheaths antrorsely scabrous. Ligule a fringed membrane, a ciliolate
membrane, 1–2 mm long, membranous, abaxially scaberulous, truncate or obtuse.
Leaf-blades aciculate, involute, 5–20 cm long, 1–2 mm wide. Leaf-blade surface

Inflorescence compound, a panicle. Panicle linear or lanceolate or oblong or
ovate, dense, (2–)5–15(–22) cm long, evenly furnished.

Spikelets pedicelled. Fertile spikelets 1-flowered, comprising 1(–2) fertile
floret(s), with a barren rachilla extension, lanceolate, laterally compressed,
3.5–6 mm long.

Glumes. Glumes
similar, firmer than fertile lemma. Lower glume lanceolate, membranous, keeled,
1-keeled, 1 -nerved. Upper glume lanceolate, membranous, keeled, 1-keeled, 1
-nerved. Upper glume surface asperulous.

Fertile lemma 3–6 mm long, without keel, 5–7 -nerved. Lemma apex erose or
dentate, awned, 1 -awned. Median (principal) awn dorsal, 6–8 mm long overall,
with a twisted column. Lodicules present. Anthers 3.

: Australasia.

: New South Wales, Victoria, Tasmania.

New South Wales: Northern Tablelands,
Central Tablelands, Southern Tablelands. Victoria:
East Gippsland, Eastern Highlands, Midlands,
Snowfields. Tasmania: King Island, Furneaux Group, North West, North
East, West Coast, Central Highlands, Midlands, Ben Lomond, East Coast, South
West, Mt Field, Mt Wellington.

Notes. Endemic. Grows in
woodland or grassland, usually in open well-drained sites at high altitudes,
occasionally in wet sclerophyll and rocky places. 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