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Montana Field Guide

Montana Field Guides

Field Sowthistle - Sonchus arvensis ssp. uliginosus
Other Names:  Sonchus uliginosus

Non-native Species

Global Rank: GNRTNR
State Rank: SNA

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 0

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General Description
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Species Range
Montana Range

Non-native
 


Observations in Montana Natural Heritage Program Database
Number of Observations: 121

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Relative Density

Recency

 

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



References
  • Additional ReferencesLegend:   View Online Publication
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    • Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
    • Rundquist, V.M. 1973. Avian ecology on stock ponds in two vegetational types in north-central Montana. Ph.D. Dissertation. Bozeman, MT: Montana State University. 112 p.
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Citation for data on this website:
Field Sowthistle — Sonchus arvensis ssp. uliginosus.  Montana Field Guide.  .  Retrieved on , from