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Montana Field Guide

Montana Field Guides

Wall-cress - Arabidopsis thaliana
Other Names:  Mouse-ear Cress, Thale Cress

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Non-native Species

Global Rank: GNR
State Rank: SNA
C-value: 1


Agency Status
USFWS:
USFS:
BLM:


 

External Links

 
General Description
Annual. Stems simple or branched, 10–30 cm. Vestiture: simple on the stems; simple and branched on the leaves. Basal leaves petiolate, oblong to spatulate, 5–25 mm long; margins entire to remotely dentate. Stem leaves narrowly oblong to linear. Flowers white; petals 2–3 mm long. Fruit 8–15 × 0.5–1 mm (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Range Comments
Introduced to most of temperate North America; native to Eurasia (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 20

(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
Sparsely vegetated soil of grasslands, sagebrush steppe, open forest, roadsides; valleys, montane (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Management


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?
    • Adhikari, S. 2018. Impacts of dryland farming systems on biodiversity, plant-insect interactions, and ecosystem services. Ph.D. Dissertation. Bozeman, MT: Montana State University. 207 p.
    • Culver, D.R. 1994. Floristic analysis of the Centennial Region, Montana. M.Sc. Thesis. Montana State University, Bozeman. 199 pp.
    • Davidson, R.M. 1997. Temporal and spatial dynamics of herbicide resistant weeds. Ph.D. Dissertation. Bozeman, MT: Montana State University. 137 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.
    • Liu, P. 2011. Functional studies of type II heterodimeric phytochromes and end-modified type I phyas in Arabidopsis. Ph.D. Dissertation. Bozeman, MT: Montana State University. 125 p.
    • Mathews, S.L. 1995. Evolution of the phytochrome gene family in land plants and its utility for phylogenetic analyses of flowering plants. Ph.D. Dissertation. Bozeman, MT: Montana State University. 85 p.
  • Web Search Engines for Articles on "Wall-cress"
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Citation for data on this website:
Wall-cress — Arabidopsis thaliana.  Montana Field Guide.  .  Retrieved on , from