G.173. Avena L. - Oats

Description of the genus

Annuals. Inflorescence an open nodding panicle. Spikelets large (10 - 40 mm), 2-several-flowered, laterally flattened or terete, disarticulating below each floret or only above the glumes. Lower 1-3 florets bisexual; upper male, sterile or reduced. Glumes herbaceous to membranous, persistent, dorsally rounded; apex acute or acuminate. Lemmas usually shorter than the glumes, 5-9-nerved, awned; apex acute to acuminate, 2-dentate; awn dorsal.

Worldwide: c. 25 species, mainly Mediterranean and Middle East, extending to northern Europe and a widespread weed in other temperate countries.

Zimbabwe: 4 taxa.

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Links to taxa:     View: living plant images - herbarium specimen images - all images for this genus

SpeciesLinks to mapsFZ divisionsContent
byzantina K. KochC
fatua L.C,E,S
sativa L.C
sterilis L. subsp. ludoviciana (Durieu) Gillet & Magne.C,S

Other sources of information about Avena:

Our websites:

Flora of Zimbabwe: cultivated Avena

External websites:

ePIC (electronic Plant Information Center): Avena
Flora Zambesiaca web site: Avena
Google: Web - Images - Scholar
GRIN (Germplasm Resources Information Network) taxonomy for plants report for Avena
IPNI (International Plant Names Index): Avena
Kew Herbarium catalogue: Avena
Kew Monocotyledon checklist: Avena

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-14

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2014). Flora of Zimbabwe: Genus page: Avena.
http://www.zimbabweflora.co.zw/speciesdata/genus.php?genus_id=129, retrieved 23 August 2014

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