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This species is accepted, and its native range is SE. Queensland to Tasmania.
A specimen from Kew's Herbarium

[GB]
Morphology General Habit
Perennial; caespitose; clumped loosely. Culms erect; 45-100 cm long; 3-4 -noded. Culm-internodes scaberulous. Culm-nodes glabrous. Leaf-sheaths scaberulous. Ligule an eciliate membrane; 2-4 mm long; scaberulous on abaxial surface; lacerate; truncate, or obtuse. Leaf-blades filiform, or linear; convolute; 10-30 cm long; 3-4 mm wide. Leaf-blade apex attenuate.
Morphology Reproductive morphology Inflorescences
Inflorescence a panicle. Panicle open; nodding; 12-30 cm long. Primary panicle branches 2-8 -nate. Panicle axis with lower internodes 5-6 cm long. Panicle branches capillary; scabrous. Spikelets solitary. Fertile spikelets pedicelled. Pedicels 0.5-2 mm long; scabrous.
Morphology Reproductive morphology Inflorescences Spikelets
Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate; laterally compressed; 2-3 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus pubescent, or pilose. Floret callus hairs 0.4-1 mm long.
Fertile
Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate; laterally compressed; 2-3 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus pubescent, or pilose. Floret callus hairs 0.4-1 mm long.
Morphology Reproductive morphology Inflorescences Bracts Glume
Glumes persistent; similar; reaching apex of florets; firmer than fertile lemma. Lower glume lanceolate; 0.9-1 length of upper glume; membranous; much thinner on margins; mid-green, or purple; 1-keeled; 1 -veined. Lower glume primary vein scaberulous. Lower glume lateral veins absent. Lower glume surface asperulous. Lower glume apex acute. Upper glume lanceolate; 2-3 mm long; 1 length of adjacent fertile lemma; membranous; with scarious margins; mid-green, or purple; 1-keeled; 1 -veined. Upper glume primary vein scabrous. Upper glume lateral veins absent. Upper glume surface asperulous. Upper glume apex acute.
Morphology Reproductive morphology Flowers Florets
Fertile lemma lanceolate; 2-3 mm long; membranous; without keel; 5 -veined. Lemma lateral veins distinct. Lemma surface asperulous. Lemma apex truncate; awned; 1 -awned. Principal lemma awn subapical; 0.5-1 mm long overall. Palea 0.9 length of lemma; hyaline. Palea keels scaberulous; adorned above. Palea apex undifferentiated, or ciliate.
Morphology Reproductive morphology Flowers
Lodicules 2. Anthers 3; 0.7 mm long. Stigmas 2.
Morphology Reproductive morphology Fruits
Caryopsis with adherent pericarp; lanceolate, or oblong. Hilum punctiform. Disseminule comprising a floret.
Distribution
Australasia: Australia.
Reference
Aveneae. Vickery 1994.

Native to:

New South Wales, Queensland, Tasmania, Victoria

Calamagrostis decipiens (R.Br.) Govaerts appears in other Kew resources:

Date Reference Identified As Barcode Type Status
s.coll. [s.n.], New South Wales K000838393
Brown, R. [6221], New South Wales K000838394 Unknown type material

First published in World Checkl. Seed Pl. 3(1): 10 (1999)

Accepted by

  • Clayton, W.D., Harman, K.T. & Williamson, H. (2006). World Grass Species - Synonymy database The Board of Trustees of the Royal Botanic Gardens, Kew.

Literature

Kew Backbone Distributions

  • Wilson, A. (ed.) (2009). Flora of Australia 44A: 1-410. Australian Government Publishing Service, Canberra.

GrassBase - The Online World Grass Flora
http://creativecommons.org/licenses/by-nc-sa/3.0

Herbarium Catalogue Specimens
Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/

Kew Backbone Distributions
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

Kew Names and Taxonomic Backbone
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0