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Montana Field Guide

Montana Field Guides

Wormseed Wallflower - Erysimum cheiranthoides

Native Species

Global Rank: G5
State Rank: S4

Agency Status
MNPS Threat Rank:

External Links

General Description
Annual. Stems simple or branched, 20–75 cm. Leaves: the basal withered at flowering; stem leaves narrowly lanceolate, 2–7 cm long with mostly entire margins. Petals 3–5 mm long. Fruit ascending, 15–25 × ca. 1 mm, weakly 4-angled; pedicels spreading, 5–12 mm long; style 0.5–1 mm long (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Montana Range


Range Comments
AK to NL south to CA, CO, MO and FL (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 42

(Click on the following maps and charts to see full sized version) Map Help and Descriptions
Relative Density



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

Disturbed soil of meadows, grasslands, woodlands, avalanche slopes and along streams, wetlands; plains, valleys, montane (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

  • Additional ReferencesLegend:   View Online Publication
    Do you know of a citation we're missing?
    • Britton, M. P. 1955. An ecological study of a relict grassland and an adjacent grazed pasture in Beaverhead Valley, Montana. M.S. thesis. Montana State University, Bozeman. 23 pp.
    • Jones, W. W. 1901. Preliminary flora of Gallatin County. M.S. Thesis. Bozeman, MT: Montana State College. 78 pp.
    • Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
    • Simanonok, M. 2018. Plant-pollinator network assembly after wildfire. Ph.D. Dissertation. Bozeman, MT: Montana State University. 123 p.
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Citation for data on this website:
Wormseed Wallflower — Erysimum cheiranthoides.  Montana Field Guide.  .  Retrieved on , from