Koeleria antarctica (G.Forst.) Barberá, Quintanar, Soreng & P.M.Peterson

This species is accepted, and its native range is SE. Queensland to Tasmania, New Zealand.

[GB]
Morphology General Habit
Perennial; caespitose. Culms slender; 15-60 cm long. Culm-internodes distally glabrous, or pubescent. Ligule an eciliate membrane; truncate. Leaf-blades flat, or involute; 1-2 mm wide; flaccid. Leaf-blade surface smooth. Leaf-blade margins smooth, or scaberulous.
Morphology Reproductive morphology Inflorescences
Inflorescence a panicle. Panicle open; lanceolate; dense; 3-25 cm long. Primary panicle branches bearing spikelets almost to the base. Spikelets solitary. Fertile spikelets pedicelled.
Morphology Reproductive morphology Inflorescences Spikelets
Spikelets comprising 2-3 fertile florets; with a barren rhachilla extension. Spikelets oblong; laterally compressed; 5-6 mm long; breaking up at maturity; disarticulating below each fertile floret. Rhachilla internodes pilose.
Fertile
Spikelets comprising 2-3 fertile florets; with a barren rhachilla extension. Spikelets oblong; laterally compressed; 5-6 mm long; breaking up at maturity; disarticulating below each fertile floret. Rhachilla internodes pilose.
Morphology Reproductive morphology Inflorescences Bracts Glume
Glumes persistent; similar; shorter than spikelet; thinner than fertile lemma; shiny; gaping. Lower glume elliptic; 0.75 length of upper glume; membranous; much thinner on margins; 1-keeled; 1 -veined. Lower glume primary vein scabrous. Lower glume lateral veins absent. Lower glume apex acute. Upper glume elliptic; 0.75-0.85 length of adjacent fertile lemma; membranous; with hyaline margins; 1-keeled; 3 -veined. Upper glume primary vein scabrous. Upper glume apex acute.
Morphology Reproductive morphology Flowers Florets
Fertile lemma oblong; 5-5.5 mm long; membranous; much thinner on margins; shiny; keeled; 5 -veined. Lemma surface scabrous. Lemma apex dentate; 2 -fid; awned; 1 -awned. Principal lemma awn dorsal; arising 0.75-0.9 way up back of lemma; curved; 4-6 mm long overall. Palea gaping; hyaline.
Morphology Reproductive morphology Flowers
Anthers 3. Ovary glabrous.
Morphology Reproductive morphology Fruits
Caryopsis with adherent pericarp. Hilum punctiform.
Distribution
Australasia: New Zealand.
Reference
Aveneae. Cheeseman 1995.

Native to:

New South Wales, New Zealand North, New Zealand South, Queensland, Tasmania, Victoria

Koeleria antarctica (G.Forst.) Barberá, Quintanar, Soreng & P.M.Peterson appears in other Kew resources:

Date Reference Identified As Barcode Type Status Has image?
Aug 12, 1999 Forster, G. [s.n.], New Zealand Trisetum antarcticum K000808681 isotype Yes
Aug 12, 1999 Kirk, J. [1678], New Zealand Trisetum antarcticum K000808682 Yes
Kirk, J. [704], New Zealand Trisetum antarcticum K000808680 Yes
Moore, L.B. [s.n.], New Zealand Trisetum antarcticum K000808683 Yes

First published in Phytoneuron 2019-46: 4 (2019)

Accepted by

  • Govaerts, R., Nic Lughadha, E., Black, N., Turner, R. & Paton, A. (2021). The World Checklist of Vascular Plants, a continuously updated resource for exploring global plant diversity. https://doi.org/10.1038/s41597-021-00997-6 Scientific Data 8: 215.

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 2022. 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 2022. 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