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Montana Field Guide

Montana Field Guides

Turnip - Brassica napus
Other Names:  Canola, Rapeseed

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Non-native Species

Global Rank: GNR
State Rank: SNA

Agency Status


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General Description
We do not yet have descriptive information on this species.  Please try the buttons above to search for information from other sources.

Observations in Montana Natural Heritage Program Database
Number of Observations: 1

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Relative Density



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

The following animal species have been reported as pollinators of this plant species or its genus where their geographic ranges overlap: Bombus rufocinctus, Bombus sitkensis, and Bombus occidentalis (Thorp et al. 1983).


  • Literature Cited AboveLegend:   View Online Publication
    • Thorp, R.W., D.S. Horning, and L.L. Dunning. 1983. Bumble bees and cuckoo bumble bees of California (Hymenoptera: Apidae). Bulletin of the California Insect Survey 23:1-79.
  • 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.
    • Adhikari, S., L.A. Burkle, K.M. O'Neill, C.M. Delphia, D.K. Weaver, and F.D. Menalled. 2019. Dryland organic farming partially offsets negative effects of highly simplified agricultural landscapes on forbs, bees, and bee-flower networks. Environmental Entomology 48(4): 826-835.
    • Burkhardt, A. 2019. Elucidating the effect of anthropogenic land management on soil nematode community structure. Ph.D. Dissertation. Bozeman, MT: Montana State University. 101 p.
    • Grimme, E. 2004. Effects of mycofumigation using Muscodor albus and Muscodor roseus on diseases of sugar beet and chrysanthemum. M.Sc. Thesis. Bozeman, MT: Montana State University. 86 p.
    • Jones, W. W. 1901. Preliminary flora of Gallatin County. M.S. Thesis. Bozeman, MT: Montana State College. 78 pp.
    • Kumar, V. 2015. Confirmation and management of glyphosate-resistant Kochia (Kochia scoparia) in Montana. Ph.D. Dissertation. Bozeman, MT: Montana State University. 225 p.
    • Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
    • Nance, E.L. 1994. Quantification of flea beetle injury Phyllotreta cruciferae (Coleoptera: Chrysomelidae) on canola in Montana. M.Sc. Thesis. Bozeman, MT: Montana State University. 56 p.
    • Zuck, P.C. 2010. Evaluation of alternative crops for management of Pratylenchus neglectus in Montana winter wheat production. M.Sc. Thesis. Bozeman, MT: Montana State University. 40 p.
  • Web Search Engines for Articles on "Turnip"
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Citation for data on this website:
Turnip — Brassica napus.  Montana Field Guide.  .  Retrieved on , from