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Montana Field Guide

Montana Field Guides

Dalmatian Toadflax - Linaria dalmatica
Other Names:  Linaria genistifolia ssp. dalmatica

Noxious Weed: Priority 2B
Exotic Species (not native to Montana)

Global Rank: G5
State Rank: SNA

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

External Links






 
General Description
Rhizomatous perennial, producing prostrate, rooting stems from the caudex. Stems erect, branched, 40–80 cm. Leaves ovate, acute, waxy, 2–5 cm long, sessile, clasping. Flowers: calyx 6–12 mm long, lobes lanceolate; corolla yellow, 12–24 mm long, the straight spur an additional 11–17 mm long, lower lip 5–11 mm long, reflexed down, palate white- or orange-tomentose. Capsule 7–8 mm long. Fields, roadsides, grasslands, often in stony soil; plains, valleys (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Unknown/Undetermined
 


Range Comments
A garden escape, introduced in temperate N. America, sporadic in the east but becoming common in the west; native to Europe (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Summary of Observations Submitted for Montana
Number of Observations: 12

(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
Fields, roadsides, grasslands, often in stony soil; 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:
Dalmatian Toadflax — Linaria dalmatica.  Montana Field Guide.  .  Retrieved on , from