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This species is accepted, and its native range is S. & SE. Australia, New Zealand.
A specimen from Kew's Herbarium

[GB]
Morphology General Habit
Perennial; caespitose. Culms 15-120 cm long. Leaf-sheaths striately veined; glabrous on surface. Ligule an eciliate membrane; 4-7 mm long; lacerate. Leaf-blades flat, or involute; 2.5-7 mm wide. Leaf-blade apex acute, or acuminate.
Morphology Reproductive morphology Inflorescences
Inflorescence a panicle. Panicle spiciform; linear; continuous, or interrupted; 5-15 cm long. Panicle axis scaberulous. Spikelets solitary. Fertile spikelets pedicelled. Pedicels 1-3 mm long; scabrous.
Morphology Reproductive morphology Inflorescences Spikelets
Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate; laterally compressed; 3-6 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus pubescent.
Fertile
Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate; laterally compressed; 3-6 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus pubescent.
Morphology Reproductive morphology Inflorescences Bracts Glume
Glumes persistent; similar; exceeding apex of florets; thinner than fertile lemma; gaping. Lower glume lanceolate; 1 length of upper glume; membranous; 1-keeled; 1 -veined. Lower glume primary vein scaberulous. Lower glume lateral veins absent. Lower glume apex acuminate. Upper glume lanceolate; 1.5-1.8 length of adjacent fertile lemma; membranous; 1-keeled; 1 -veined. Upper glume primary vein scaberulous. Upper glume apex acuminate.
Morphology Reproductive morphology Flowers Florets
Fertile lemma oblong; 2-4 mm long; coriaceous; without keel; 5 -veined. Lemma surface scaberulous. Lemma apex dentate; 4 -fid; awned; 1 -awned. Principal lemma awn dorsal; arising 0.1 way up back of lemma; geniculate; 5-6 mm long overall; with twisted column. Palea 0.8 length of lemma.
Morphology Reproductive morphology Flowers
Lodicules 2. Anthers 3. Stigmas 2.
Morphology Reproductive morphology Fruits
Caryopsis with adherent pericarp. Hilum punctiform. Disseminule comprising a floret.
Distribution
Australasia: Australia and New Zealand.
Reference
Aveneae. Fl W Austral 1994.

Native to:

New South Wales, New Zealand North, New Zealand South, South Australia, Tasmania, Victoria, Western Australia

Calamagrostis quadriseta (Labill.) Spreng. appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Rodway, L. [1151], Tasmania K000838420
Brown, R. [6216], Queensland K000838418
Gunn, R.C. [771], Tasmania K000838419 Unknown type material

First published in Syst. Veg., 1: 253 (1824)

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

  • Edgar, E & Connor, H.E. (2010). Flora of New Zealand, ed. 2, 5: 1-650. R.E.Owen, Government Printer, Wellington.
  • 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