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Common Oat

Scientific Name
Avena sativa
Scientific Author
Linnaeus, C (1753)
Taxonomy
(Magnoliophyta: Liliopsida: Cyperales: Poaceae)
Reliability
High
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Diagnostic Images

Seed Dorsal
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Caption
Seed Project
Source
Clare McLellan Museum Victoria
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Diagnostic Images (5)
Diagnostic Notes
Pictured: Floret(s)

Description:

Floret Colour: Yellow

Floret Length: Greater than 10mm

Floret Sculpture: Without awn, Divided with medium groove

Floret Shape: Lanceolate (Lance shaped)

Florets fertile lemma lanceolate; 15–17 mm long; coriaceous; much thinner above; without keel; 7–9 -veined. Lemma surface scabrous; rough above; glabrous. Lemma apex dentate; 2 -fid; muticous, or awned; 0–1 -awned. Principal lemma awn dorsal; arising 0.5 way up back of lemma; geniculate; 25–35 mm long overall; with twisted column. Palea keels ciliate

Source: See Web Links KEW Royal Botanic Gardens

Oats seed is a long skinny seed compared to wheat and barley seeds. There is a longitudinal groove down one side of the seed. Avena sativa (commonly cultivated species) is a white/cream seed. Avena fatua (Wild oats) is a dark brown coloured hairy seed.

Different forms: Whole seeds; rolled oats
More Information
Author
Clare McLellan
Created
24/10/2011 02:49 AEST
Last Updated
16/01/2013 11:28 AEST
Citation
Clare McLellan (2011) Common Oat (Avena sativa) Updated on 1/16/2013 11:28:57 AM Available online: PaDIL - http://www.padil.gov.au.
Image Use
Free for use under the Creative Commons Attribution 3.0 Australia License

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