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Montana Field Guide

Montana Field Guides

Nelson's Tansymustard - Descurainia pinnata var. nelsonii


Global Rank: G5T3T5
State Rank: SNR

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

External Links






 
General Description
See species description.

Diagnostic Characteristics
Lesica (2012) separates variety nelsonii from teh others by the absence of glandular hairs on the stems; fruits less 12 mm or less long; and pedicels 2-6 mm long.

Species Range
Present
 


Range Comments
BC and MT south to CA, NV, ID, WY and CO (Kartesz 2009).

Summary of Observations Submitted for Montana
Number of Observations: 1

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Relative Density

Recency

 

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



References
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Citation for data on this website:
Nelson's Tansymustard — Descurainia pinnata var. nelsonii.  Montana Field Guide.  .  Retrieved on , from