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Montana Field Guide

Montana Field Guides

Little Barley - Hordeum pusillum

Native Species

Global Rank: G5
State Rank: S4
C-value: 3


Agency Status
USFWS:
USFS:
BLM:


 

External Links






 
General Description
Annual. Stems 10–30 cm tall; lower sheaths and blades hairless to hairy, blades flat, 1–4 mm wide. Inflorescence erect, 2–7 cm long, rachis disarticulating at maturity. Spikelets: the 2 laterals staminate, the pedicel 0.5–1 mm long; glumes awn-like but distinctly broad above the base, 8–14 mm long. Lemmas: fertile lemma 5–7 mm long (Lavin in Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Montana Range Range Descriptions

Native
 


Range Comments
Throughout the U.S., BC and AB (Lavin in Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 33

(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
Open dry disturbed sites especially where water intermittently stands; e.g., depressions in pastures, rangeland, and roadsides (Lavin in Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Stewardship Responsibility

References
  • Literature Cited AboveLegend:   View Online Publication
    • Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
  • Additional ReferencesLegend:   View Online Publication
    Do you know of a citation we're missing?
    • Brey, C.W. 1998. Epidemiology of wheat curl mite (Aceria tosichella K.) and wheat streak mosaic virus on feral grass species and effect of glyphosate on wheat curl mite dispersal. Ph.D. Dissertation. Bozeman, MT: Montana State University. 136 p.
    • Eggers, M.J.S. 2005. Riparian vegetation of the Montana Yellowstone and cattle grazing impacts thereon. M.Sc. Thesis. Montana State University, Bozeman, MT. 125 p.
    • Kisch, H.R. 2015. An inventory of carbon stocks under native vegetation and farm fields in south-central Montana. M.Sc. Thesis. Bozeman, MT: Montana State University. 67 p.
    • Lesica, P., M.T. Lavin, and P.F. Stickney. 2022. Manual of Montana Vascular Plants, Second Edition. Fort Worth, TX: BRIT Press. viii + 779 p.
    • Skinner, K.F. 1995. Plant and grasshopper community composition: indicators & interactions across three spatial scales. M.Sc. Thesis. Bozeman, MT: Montana State University. 144 p.
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Citation for data on this website:
Little Barley — Hordeum pusillum.  Montana Field Guide.  .  Retrieved on , from