Genus:
Avena L.

Avena eriantha Durieu

This species is accepted, and its native range is NE. Bulgaria, S. Central Greece, N. Africa to Central Asia and Afghanistan.

[GB]
Morphology General Habit
Annual; culms solitary, or caespitose. Culms erect, or geniculately ascending; 13-60 cm long. Culm-internodes glaucous. Lateral branches lacking. Leaf-sheaths glabrous on surface, or pilose. Ligule an eciliate membrane; 1.8-3 mm long; obtuse. Leaf-blades 3-10 cm long; 2-4 mm wide. Leaf-blade surface glabrous, or pilose.
Morphology Reproductive morphology Inflorescences
Inflorescence a panicle. Panicle open; elliptic; nodding; 6-15 cm long; 4-6 cm wide. Spikelets pendulous; solitary. Fertile spikelets pedicelled. Pedicels filiform.
Morphology Reproductive morphology Inflorescences Spikelets
Spikelets comprising 2-3 fertile florets; with a barren rhachilla extension. Spikelets lanceolate; laterally compressed; 18-25 mm long; breaking up at maturity; disarticulating above glumes but not between florets. Floret callus evident; bearded; obtuse; disarticulating obliquely. Floret callus hairs 4-4.5 mm long.
Fertile
Spikelets comprising 2-3 fertile florets; with a barren rhachilla extension. Spikelets lanceolate; laterally compressed; 18-25 mm long; breaking up at maturity; disarticulating above glumes but not between florets. Floret callus evident; bearded; obtuse; disarticulating obliquely. Floret callus hairs 4-4.5 mm long.
Morphology Reproductive morphology Inflorescences Bracts Glume
Glumes persistent; similar; exceeding apex of florets; thinner than fertile lemma; gaping. Lower glume lanceolate; 11-15 mm long; 0.5-0.66 length of upper glume; membranous; without keels; 3-5 -veined. Lower glume apex acuminate. Upper glume elliptic; 20-25 mm long; 1-1.3 length of adjacent fertile lemma; membranous; without keels; 7 -veined. Upper glume apex acuminate.
Morphology Reproductive morphology Flowers Florets
Fertile lemma lanceolate; 20 mm long; coriaceous; much thinner above; without keel; 7 -veined. Lemma surface glabrous, or pilose; hairy above. Lemma apex dentate; 2 -fid; awned; 3 -awned. Principal lemma awn dorsal; arising 0.33-0.5 way up back of lemma; geniculate; 30 mm long overall; with twisted column. Lateral lemma awns arising on apex of lobes; 7 mm long; shorter than principal. Palea keels ciliolate.
Morphology Reproductive morphology Flowers
Anthers 3. Ovary pubescent all over.
Morphology Reproductive morphology Fruits
Caryopsis with adherent pericarp; sulcate on hilar side; hairy all over. Hilum linear.
Distribution
Europe: eastern. Africa: north and Macaronesia. Asia-temperate: Soviet Middle Asia, Caucasus, and western Asia.
Reference
Aveneae. Fl Turk 1993.

Native to:

Afghanistan, Algeria, Bulgaria, Cyprus, Greece, Iran, Iraq, Krym, Lebanon-Syria, Libya, Morocco, North Caucasus, Palestine, Transcaucasus, Tunisia, Turkey, Turkmenistan, Uzbekistan

Avena eriantha Durieu appears in other Kew resources:

Date Reference Identified As Barcode Type Status Has image?
Durieu [s.n.], Algeria K000345127 Yes
Durieu [s.n.], Algeria K000345128 Yes
Balansa, B. [556], Algeria K000345129 Yes

First published in Rev. Bot. Recueil Mens. 1: 360 (1845)

Accepted by

  • Bor, N.L. (1968). Flora of Iraq 9: 1-588. Ministry of Agriculture & Agrarian Reform, Baghdad.
  • Bor, N.L. (1970). Flora Iranica 70: 1-573. Naturhistorisches Museums Wien.
  • Clayton, W.D., Harman, K.T. & Williamson, H. (2006). World Grass Species - Synonymy database The Board of Trustees of the Royal Botanic Gardens, Kew.
  • 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.
  • Delipavlov, D. & Cheshmedzhiev, I. (eds.) (2011). Opredelitel na rasteniiata v Bulgariia: 1-590. Akad. Isd. Agrar. Univers. Plovdiv.
  • Dimopoulos, P., Raus, T., Bergmeier, E., Constantinidis, T., Iatrou, G., Kokkini, S., Strid, A., & Tzanoudakis, D. (2013). Vascular plants of Greece. An annotated checklist: 1-372. Botanic gardens and botanical museum Berlin-Dahlem, Berlin and Hellenic botanical society, Athens.
  • Dobignard, D. & Chatelain, C. (2010). Index synonymique de la flore d'Afrique du nord 1: 1-455. Éditions des conservatoire et jardin botaniques, Genève.
  • Fedorov, A.A. (ed.) (1999). Flora of Russia. The European part and bordering regions 1: 1-546. A.A. Balkema, Rotterdam, Broekfield.
  • 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

  • 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.
  • Delipavlov, D. & Cheshmedzhiev, I. (eds.) (2011). Opredelitel na rasteniiata v Bulgariia: 1-590. Akad. Isd. Agrar. Univers. Plovdiv.
  • Dimopoulos, P., Raus, T., Bergmeier, E., Constantinidis, T., Iatrou, G., Kokkini, S., Strid, A., & Tzanoudakis, D. (2013). Vascular plants of Greece. An annotated checklist: 1-372. Botanic gardens and botanical museum Berlin-Dahlem, Berlin and Hellenic botanical society, Athens.
  • Dobignard, D. & Chatelain, C. (2010). Index synonymique de la flore d'Afrique du nord 1: 1-455. Éditions des conservatoire et jardin botaniques, Genève.
  • Fedtschenko, B.A. & al. (1932). Flora Turkmenii 1: 1-340. Turkmenskoe gosudarstvennoe izd., Ashkhabad.
  • Merkodovich, N.A. (ed.) (1941). Flora Uzbekistana 1: 1-566. Izd-va Akademii nauk Uzbekskoi SSR, Tashkent.
  • 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.

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