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Montana Field Guide

Montana Field Guides

Self-heal - Prunella vulgaris

Native Species

Global Rank: G5
State Rank: S4

Agency Status
MNPS Threat Rank:
C-value: 2

External Links

General Description
Herbaceous perennial from a short rhizome. Stems prostrate to erect, 4–30 cm, simple or branched below. Herbage glabrous to sparsely villous. Leaves petiolate; blades lanceolate to ovate, entire to shallowly crenate, 2–7 cm long. Inflorescence of verticillasters in a dense, terminal spike 2–5 cm long; bracts purplish. Flowers: calyx 10-veined, sparsely villous, bilabiate, 6–10 mm long, upper lip with 3 shallow lobes, lower lip with 2 apiculate lobes; corolla bilabiate, purple, 10–15 mm long, upper lobe hood-like, middle lower lobe large and ciliate; stamens 4, enclosed in the hood; style equally 2-lobed (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Our plants are varieties vulgaris and lanceolata (W.P.C. Barton) Fernald.

Species Range

Range Comments
Circumboreal south to most of U.S. (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 206

(Click on the following maps and charts to see full sized version) Map Help and Descriptions
Relative Density



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

Disturbed and moist areas, including lawns.

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Citation for data on this website:
Self-heal — Prunella vulgaris.  Montana Field Guide.  .  Retrieved on , from