Lachnagrostis collicola
(D.I.Morris)S.W.L.Jacobs. Telopea 9:445(2001).
Classification.
(GPWG 2001) : Subfamily Pooideae. Tribe Poeae.
Basionym and/or
Replacement Name: Agrostis
billardieri var. collicola D.I. Morris,.
Type of Basionym or
Protologue Information: HT: Collier 309, 10 Feb 1985, Australia: Tasmania: Saddle between The Hippo and
Moonlight Ridge Hill 3 (HO-93165).
Recent synonyms:
Agrostis collicola (D.I.Morris) A.J.Brown & N.G.Walsh
Key references
(books and floras): [2002] D.Sharp & B.K.Simon, AusGrass, Grasses of
Australia,
[2009] A.Wilson (ed.). Flora of Australia, Vol 44A. Poaceae 2
(179).
Habit.
Perennial. Culms erect, 10–20 cm tall. Mid-culm nodes glabrous. Ligule an
eciliate membrane, 1.5–4 mm long, obtuse. Leaf-blades 5–15 cm long, 1–2 mm
wide.
Inflorescence.
Inflorescence compound, a panicle. Panicle loose, 2–9 cm long, 4–9 cm wide.
Spikelets.
Spikelets pedicelled. Fertile spikelets 1-flowered, comprising 1 fertile
floret(s), with a barren rachilla extension, 2.5–4 mm long.
Glumes. Glumes
similar, firmer than fertile lemma. Lower glume subulate or lanceolate, membranous,
keeled, 1-keeled, 1 -nerved. Upper glume lanceolate, membranous, keeled,
1-keeled, 1 -nerved. Upper glume surface scabrous.
Florets.
Fertile lemma 2.5–3.5 mm long, without keel, 5 -nerved. Lemma surface glabrous.
Lemma apex dentate, awned, 1 -awned. Median (principal) awn dorsal, 1–3.5 mm
long overall. Lodicules present. Anthers 3.
Continental
Distribution: Australasia.
Australian
Distribution: Tasmania.
Tasmania: West Coast, South West.
Notes. Endemic
to Tasmania,
where it occurs in the mountainous areas from 800–850 m. (Brown & Walsh,
2000).