MONTANA FIELD GUIDE™

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- Kingdom - Plants - Plantae
  - Division - Flowering Plants - Anthophyta
    - Class - Dicots - Dicotyledoneae
      - Order - Evening-primrose / Loosestrife - Myrtales
        
        Family - Evening-primrose Family - Onagraceae
        
        Species - Small Enchanter's-nightshade - Circaea alpina ssp. pacifica

Small Enchanter's-nightshade - Circaea alpina ssp. pacifica

Native Species

Global Rank: G5T4T5
State Rank: SNR
C-value:

Agency Status
USFWS:
USFS:
BLM:

General Description

See species description and diagnostic characters below.

Diagnostic Characteristics

The leaves of subspecies pacifica have a rounded base and sub-entire (not conspisuously toothed) margins.

Range Comments

BC and AB south to CA, CO and NM (Kartesz 2009).

Observations in Montana Natural Heritage Program Database

Data Use Terms and Conditions
Map Help and Descriptions

Number of Observations: 51
(Click on the following maps and charts to see full sized version)

Relative Density

Recency

(Observations spanning multiple months or years are excluded from time charts)

Stewardship Responsibility

References

Additional ReferencesLegend: View Online Publication
Do you know of a citation we're missing?
- Jones, W. W. 1901. Preliminary flora of Gallatin County. M.S. Thesis. Bozeman, MT: Montana State College. 78 pp.
- Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
- Lesica, P., M.T. Lavin, and P.F. Stickney. 2022. Manual of Montana Vascular Plants, Second Edition. Fort Worth, TX: BRIT Press. viii + 779 p.
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Citation for data on this website:
Small Enchanter's-nightshade — Circaea alpina ssp. pacifica. MONTANA FIELD GUIDE™. Montana Natural Heritage Program. Retrieved on October 4, 2026, from https://FieldGuide.mt.gov/speciesDetail.aspx?elcode=PDONA04012