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Montana Field Guide

Montana Field Guides

Common Shepherd's Purse - Capsella bursa-pastoris

Exotic Species (not native to Montana)

Global Rank: GNR
State Rank: SNA

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

External Links






 
General Description
Annual. Stems simple or branched, 10–50 cm, glabrous above. Basal leaves in a rosette, 1–10 cm long, oblanceolate, pinnately lobed. Stem leaves lanceolate, auriculate-clasping with dentate margins. Vestiture of simple or stellate hairs. Inflorescence an ebracteate raceme with spreading pedicels 7–12 mm long. Flowers white; petals 1–3 mm long. Fruit an obtriangular, strongly flattened silicle, 5–7 mm long with numerous seeds; style 1 mm long, deciduous (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Unknown/Undetermined
 


Range Comments
Introduced throughout N. America, cosmopolitan; native to Eurasia (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Summary of Observations Submitted for Montana
Number of Observations: 8

(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
Gardens, fields, roadsides, streambanks; plains, valleys, rarely montane (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
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Citation for data on this website:
Common Shepherd's Purse — Capsella bursa-pastoris.  Montana Field Guide.  .  Retrieved on , from