Sand Oat

Scientific Name: Avena strigosa
Scientific Author: Schreber (1771)
Taxonomy: (Magnoliophyta: Liliopsida: Cyperales: Poaceae)

Download: PDF

Caption
Source

Image Options: Close

Diagnostic Images (5)

Coin compare
Floret Dorsal
Floret Lateral
Floret Ventral
Group Image

Other Images (1)

Floret Ventral

Diagnostic Notes

Pictured: Floret(s)

Description

Floret Colour: Variable - brown/yellow

Floret Length: 7 - 10mm

Floret Sculpture: Without awn, Divided with medium groove

Floret Shape: Lanceolate (Lance shaped)

Florets fertile lemma lanceolate; 10–17 mm long; coriaceous; much thinner above; without keel; 7 -veined. Lemma surface scaberulous; rough above; glabrous, or pilose; hairy all along, or above (when hairy). Lemma apex dentate; 2–4 -fid; awned; 3 -awned. Principal lemma awn dorsal; arising 0.5 way up back of lemma; geniculate; 20–35 mm long overall; with twisted column. Lateral lemma awns arising on apex of lobes; 3–9 mm long; shorter than principal. Palea keels ciliolat

Source: See Web Links KEW Royal Botanic Gardens

More Information

Author: Clare McLellan

Created: 28/11/2011 03:22 AEST

Last Updated: 16/01/2013 11:32 AEST

Citation: Clare McLellan (2011) Sand Oat (Avena strigosa) Updated on 1/16/2013 11:32:55 AM Available online: PaDIL - http://www.padil.gov.au.

Image Use: Free for use under the Creative Commons Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)