Montana Field Guide

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Montana Field Guides

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- Kingdom - Plants - Plantae
  - Division - Flowering Plants - Anthophyta
    - Class - Dicots - Dicotyledoneae
      - Order - Mustards/Capers - Capparales
        
        Family - Mustards - Brassicaceae
        
        Species - Mountain Tansymustard - Descurainia incana var. incana

Mountain Tansymustard - Descurainia incana var. incana

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Native Species

Global Rank: G5TNR
State Rank: SNR
C-value:

Agency Status
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USFS:
BLM:

General Description

See species description.

Diagnostic Characteristics

Lesica (2012) indicates that variety incana can be distinguished from other varieties by the following traits: pedicels of mature fruit spreading to widely ascending; foliage not glandular.

Range Comments

The present distribution is uncertain given that many authors no longer recognize varieties in this species.

Observations in Montana Natural Heritage Program Database

Number of Observations: 17

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Relative Density

Recency

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

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?
- 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.
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Citation for data on this website:
Mountain Tansymustard — Descurainia incana var. incana. Montana Field Guide. Montana Natural Heritage Program. Retrieved on June 11, 2026, from https://FieldGuide.mt.gov/speciesDetail.aspx?elcode=PDBRA0X097