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Montana Field Guide

Montana Field Guides

Pinnate Tansymustard - Descurainia pinnata


Global Rank: G5
State Rank: S5

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 3

External Links






 
General Description
Annual. Stems 6–70 cm. Stem leaves 1–12 cm long, ovate to lanceolate, pinnate to tripinnate. Vestiture of sparse to dense minute, branched hairs, glabrous above or glandular. Petals white to yellow, 1.5–2 mm long. Fruit erect to ascending, 5–12 mm × 1–2 mm, clavate, rounded and broader at the tip; style <0.2 mm long; seeds 5 to 20 per locule in 1 or 2 rows; pedicels ascending to spreading, 2–17 mm long (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Present
 


Range Comments
Throughout temperate N. America (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Summary of Observations Submitted for Montana
Number of Observations: 10

(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

References
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Citation for data on this website:
Pinnate Tansymustard — Descurainia pinnata.  Montana Field Guide.  .  Retrieved on , from