Skip to main content
This species is accepted, and its native range is Canary Islands, Medit. to Afghanistan.
Aegilops geniculata

[GB]
Morphology General Habit
Annual; caespitose. Culms geniculately ascending; 10-30 cm long. Leaf-sheath oral hairs ciliate. Leaf-sheath auricles falcate. Ligule an eciliate membrane. Leaf-blades 4-8 cm long; 1.5-3 mm wide. Leaf-blade surface pubescent.
Morphology Reproductive morphology Inflorescences
Inflorescence composed of racemes; deciduous as a whole. Racemes 1; single; obovate; bilateral; 1-2 cm long; 4-9 mm wide; bearing few fertile spikelets; bearing 2(-3) fertile spikelets on each. Rhachis tough. Spikelet packing broadside to rhachis. Spikelets solitary. Fertile spikelets sessile.
Morphology Reproductive morphology Inflorescences Spikelets
Basal sterile spikelets rudimentary; 1-2 in number. Apical sterile spikelets barren; 2-3 in number; 2-3 mm long. Spikelets comprising 3 fertile florets; with diminished florets at the apex. Spikelets ovate; laterally compressed; 7-11 mm long; falling entire; deciduous with accessory branch structures.
Sterile
Basal sterile spikelets rudimentary; 1-2 in number. Apical sterile spikelets barren; 2-3 in number; 2-3 mm long.
Fertile
Spikelets comprising 3 fertile florets; with diminished florets at the apex. Spikelets ovate; laterally compressed; 7-11 mm long; falling entire; deciduous with accessory branch structures.
Morphology Reproductive morphology Inflorescences Bracts Glume
Glumes similar; shorter than spikelet. Lower glume oblong; 6-10 mm long; 1 length of upper glume; coriaceous; without keels; 7-9 -veined. Lower glume lateral veins unequally thickened; ribbed. Lower glume surface scabrous; rough on veins; pubescent. Lower glume apex truncate; awned; 3-4(-5) -awned. Lower glume awn 15-25 mm long. Upper glume oblong; 6-10 mm long; 0.9 length of adjacent fertile lemma; coriaceous; without keels; 7-9 -veined. Upper glume lateral veins unequally thickened; ribbed; parallel at apex. Upper glume surface scabrous; rough on veins; pubescent. Upper glume apex truncate; awned; 3-4(-8) -awned. Upper glume awn 15-25 mm long.
Morphology Reproductive morphology Flowers Florets
Fertile lemma oblong; 7-11 mm long; coriaceous; without keel; 5 -veined. Lemma apex dentate; 3 -fid; awned; 3 -awned. Principal lemma awn 10-25 mm long overall. Palea 2 -veined. Palea keels scaberulous. Apical sterile florets resembling fertile though underdeveloped.
Morphology Reproductive morphology Flowers
Lodicules 2. Ovary pubescent on apex.
Morphology Reproductive morphology Fruits
Caryopsis with adherent pericarp; hairy at apex. Disseminule comprising a inflorescence.
Distribution
Europe: southwestern, southeastern, and eastern. Africa: north and Macaronesia. Asia-temperate: Caucasus and western Asia.
Reference
Triticeae. Fl Turk 1993.

Native to:

Afghanistan, Albania, Algeria, Baleares, Bulgaria, Canary Is., Corse, Cyprus, East Aegean Is., Egypt, France, Greece, Iran, Italy, Kriti, Krym, Lebanon-Syria, Libya, Morocco, Palestine, Portugal, Romania, Sardegna, Sicilia, Sinai, Spain, Transcaucasus, Tunisia, Turkey, Turkey-in-Europe, Yugoslavia

Introduced into:

California, Czechoslovakia, New York, Virginia

Aegilops geniculata Roth appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Jordan, A. [s.n.], France K000979128
Touchy, A. [52], France K000979126
Jordan, A. [s.n.], France K000979127

First published in Bot. Abh. Beobacht.: 45 (1787)

Accepted by

  • Boulos, L. (2005). Flora of Egypt 4: 1-617. Al Hadara Publishing, Cairo.
  • Clayton, W.D., Harman, K.T. & Williamson, H. (2006). World Grass Species - Synonymy database The Board of Trustees of the Royal Botanic Gardens, Kew.
  • Danihelka, J. Chrtek, J. & Kaplan, Z. (2012). Checklist of vascular plants of the Czech Republic Preslia. Casopsi Ceské Botanické Spolecnosti 84: 647-811.
  • Danin, A. (2004). Distribution Atlas of Plants in the Flora Palaestina area: 1-517. The Israel Academy of Sciences and Humanities, Jerusalem.
  • Davis, P.H. (ed.) (1985). Flora of Turkey and the East Aegean Islands 9: 1-724. Edinburgh University Press, Edinburgh.
  • Dobignard, D. & Chatelain, C. (2010). Index synonymique de la flore d'Afrique du nord 1: 1-455. Éditions des conservatoire et jardin botaniques, Genève.
  • Engelmaier, P. & Wilhalm, T. (2018). Alien grasses (Poaceae) in the flora of the Eastern Alps Neilreichia 9: 177-245.
  • Fedorov, A.A. (ed.) (1999). Flora of Russia. The European part and bordering regions 1: 1-546. A.A. Balkema, Rotterdam, Broekfield.
  • Flora of North America Editorial Committee (2007). Flora of North America North of Mexico 24: 1-908. Oxford University Press, New York, Oxford.
  • Meikle, R.D. (1985). Flora of Cyprus 2: 833-1970. The Bentham-Moxon Trust Royal Botanic Gardens, Kew.
  • Takhtajan, A.L. (ed.) (2006). Konspekt Flora Kavkaza 2: 1-466. Editio Universitatis Petropolitanae.
  • Tutin, T.G. & al. (eds.) (1980). Flora Europaea 5: 1-452. Cambridge University Press.

Literature

Kew Backbone Distributions

  • Boulos, L. (2005). Flora of Egypt 4: 1-617. Al Hadara Publishing, Cairo.
  • Danihelka, J. Chrtek, J. & Kaplan, Z. (2012). Checklist of vascular plants of the Czech Republic Preslia. Casopsi Ceské Botanické Spolecnosti 84: 647-811.
  • Danin, A. (2004). Distribution Atlas of Plants in the Flora Palaestina area: 1-517. The Israel Academy of Sciences and Humanities, Jerusalem.
  • Davis, P.H. (ed.) (1985). Flora of Turkey and the East Aegean Islands 9: 1-724. Edinburgh University Press, Edinburgh.
  • Dobignard, D. & Chatelain, C. (2010). Index synonymique de la flore d'Afrique du nord 1: 1-455. Éditions des conservatoire et jardin botaniques, Genève.
  • Flora of North America Editorial Committee (2007). Flora of North America North of Mexico 24: 1-908. Oxford University Press, New York, Oxford.
  • Hassler, M. (2012). Flora of Rhodes. Systematic list of flora of Rhodes http://www.rz.uni-karlsruhe.de/~db111/flora/rhodos/list.php.
  • Meikle, R.D. (1985). Flora of Cyprus 2: 833-1970. The Bentham-Moxon Trust Royal Botanic Gardens, Kew.
  • Takhtajan, A.L. (ed.) (2006). Konspekt Flora Kavkaza 2: 1-466. Editio Universitatis Petropolitanae.
  • Tutin, T.G. & al. (eds.) (1980). Flora Europaea 5: 1-452. Cambridge University Press.

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

Kew Science Photographs
Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/