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Montana Field Guide

Montana Field Guides

Eastern Mousetail - Myosurus minimus

Global Rank: G5
State Rank: S3S4

Agency Status
MNPS Threat Rank:
C-value: 4

External Links

General Description
Flowers with sepals 1.5–3 mm long and inconspicuous scarious margins. Achenes 1–2 mm long with a beak less than or 0.5 mm long, in a cluster 5–25 mm long (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range

Range Comments
Much of North America, as well as Eurasia.

Summary of Observations Submitted for Montana
Number of Observations: 9

(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)

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Citation for data on this website:
Eastern Mousetail — Myosurus minimus.  Montana Field Guide.  .  Retrieved on , from