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Montana Field Guide

Montana Field Guides

Blueweed - Echium vulgare
Other Names:  Common Viper's Bugloss, Common Viper's-bugloss

Noxious Weed: Priority 1B

Global Rank: GNR
State Rank: SNA

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

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General Description
Taprooted biennial. Stems erect, 20–80 cm. Herbage strigose, hispid with broad-based trichomes. Leaves basal and cauline, petiolate, 6–20 cm long, becoming sessile above; blades linear to linear-oblanceolate. Inflorescence an elongate, bracteate raceme of helicoid cymes. Flowers showy; calyx hispid, deeply divided, 5–8 mm long; corolla campanulate, blue, sometimes reddish-tinged, 15–20 mm long with 5 unequal lobes; stamens unequal, 4 exserted; style deeply 2-lobed, hairy. Nutlests 2–3 mm long, bullet-shaped, rugose; scar basal, surrounded by a rim (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

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

Observations in Montana Natural Heritage Program Database
Number of Observations: 74

(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

Management

References
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Citation for data on this website:
Blueweed — Echium vulgare.  Montana Field Guide.  .  Retrieved on , from