Montana Field Guide

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Montana Field Guides

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- Kingdom - Plants - Plantae
  - Division - Flowering Plants - Anthophyta
    - Class - Dicots - Dicotyledoneae
      - Order - Solanales - Solanales
        
        Family - Potato Family - Solanaceae
        
        Species - Jimsonweed - Datura stramonium

Jimsonweed - Datura stramonium

Other Names: Devil's Snare

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Non-native Species

Global Rank: GU
State Rank: SNA

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

External Links

General Description

Annual. Stems erect, branched, 30–150 cm. Herbage glabrate to puberulent, especially on the veins, poisonous. Leaf blades ovate, 6–18 cm long, sharply lobed. Inflorescence of solitary, axillary flowers. Flowers showy; calyx tubular, 3–5 cm long with short lanceolate lobes; corolla white to purple, funnelform, the tube 5–8 cm long, the limb 3–5 cm across with shallow, mucronate lobes. Fruit an erect, spiny to unarmed, ovoid capsule 2–4 cm long, subtended by a collar formed from the calyx base (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Range Comments

Introduced to much of the U.S., more common in the south; native to tropical America (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database

Number of Observations: 1

(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

Roadsides, railroad rights-of-way, yards, gardens; valleys (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References

Additional ReferencesLegend: View Online Publication
Do you know of a citation we're missing?
- Lesica, P., M. T. Lavin, and P. F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
Web Search Engines for Articles on "Jimsonweed"
Additional Sources of Information Related to "Dicots"
- Elbert Little's Atlas of United State's Trees
- Range Map Images from Elbert Little's Atlas of United State's Trees

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Citation for data on this website:
Jimsonweed — Datura stramonium. Montana Field Guide. Montana Natural Heritage Program. Retrieved on September 24, 2018, from http://FieldGuide.mt.gov/speciesDetail.aspx?elcode=PDSOL09060