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Montana Field Guide

Montana Field Guides

Sticky Mouse-ear Chickweed - Cerastium glomeratum
Other Names:  Sticky Chickweed, Clammy Chickweed, Cerastium viscosum

Non-native Species

Global Rank: GNR
State Rank: SNA

Agency Status
MNPS Threat Rank:
C-value: 1

External Links

General Description
Slenderly taprooted annual with hirsute and glandular foliage. Stems ascending to erect, branched at the base, 10–30 cm. Leaves oblanceolate, petiolate below, 8–25 mm long, rarely fascicled. Inflorescence few to many tight clusters or an open cyme; pedicels smaller than the sepals. Flowers: sepals 4–5 mm long with non-glandular, multi-cellular hairs; petals 3–5 mm long. Capsule 7–10 mm long (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Montana Range


Range Comments
Missoula and Sanders counties; most of temperate North America except the Great Plains, introduced from Europe (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 19

(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:
Sticky Mouse-ear Chickweed — Cerastium glomeratum.  Montana Field Guide.  .  Retrieved on , from