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Montana Field Guide

Montana Field Guides

Wild Oats - Avena fatua

Exotic Species (not native to Montana)

Global Rank: GNR
State Rank: SNA

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 1

External Links






 
General Description
Annual bunchgrass. Stems 50–100 cm. Leaves: blades 5–10 mm wide. Inflorescence an open panicle. Spikelets 20–25 mm long, usually with at least 3 florets. Lemmas hairless to most often long hairy, with a twisted bent blackish awn 3–4 cm long and a conspicuously hairy callus (Lavin in Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Unknown/Undetermined
 


Range Comments
Introduced throughout most of N. America (Lavin in Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Summary of Observations Submitted for Montana
Number of Observations: 2

(Click on the following maps and charts to see full sized version) Map Help and Descriptions
Relative Density

Recency

 

(Observations spanning multiple months or years are excluded from time charts)



Habitat
In and around cultivated fields, roadsides, and pastures at low to moderate elevations (Lavin in Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
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Citation for data on this website:
Wild Oats — Avena fatua.  Montana Field Guide.  .  Retrieved on , from