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Montana Field Guide

Montana Field Guides

Dwarf Snapdragon - Chaenorhinum minus
Other Names:  Common Dwarf Snapdragon

Non-native Species

Global Rank: GNR
State Rank: SNA

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 1

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General Description
Annual. Stems ascending to erect, branched, 5–30 cm. Herbage glandular-pubescent. Leaves cauline, short-petiolate, opposite below, alternate above; blades oblanceolate, 1–3 cm long. Inflorescence of pedicellate flowers solitary in leaf axils. Flowers: calyx 3–5 mm long, divided to the base into 5 oblanceolate lobes; corolla 7–8 mm long including the ca. 2 mm backward-pointing spur, bilabiate, upper lip blue, straight, lower lip yellow with 3 spreading lobes and a raised base (palate); stamens 4; style capitate. Capsule globose, 4–6 mm long (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Range Comments
Introduced to much of northern U.S. and adjacent Canada; 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: 8

(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:
Dwarf Snapdragon — Chaenorhinum minus.  Montana Field Guide.  .  Retrieved on , from