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Montana Field Guide

Montana Field Guides

Hare's-ear Mustard - Conringia orientalis

Exotic Species (not native to Montana)

Global Rank: GNR
State Rank: SNA

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 1

External Links






 
General Description
Glabrous and glaucous, taprooted annual. Stems erect, usually unbranched, 20–60 cm. Basal leaves petiolate, obovate with sinuate margins, 5–9 cm long, early deciduous. Stem leaves lanceolate, auriculate-clasping, 3–12 cm long. Inflorescence a few-flowered ebracteate raceme. Flowers cream to pale yellow; petals 9–13 mm long. Fruit a linear, 4-angled silique 5–12 cm × 1–2 mm, somewhat constricted between seeds, erect; seeds in 1 row per locule; pedicels ascending, 5–15 mm long (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Unknown/Undetermined
 


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

Summary of Observations Submitted for Montana
Number of Observations: 23

(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
Disturbed soil of fields, grasslands, roadsides, eroding soil of badlands; plains, valleys (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
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Citation for data on this website:
Hare's-ear Mustard — Conringia orientalis.  Montana Field Guide.  .  Retrieved on , from