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Montana Field Guide

Montana Field Guides

Common Mother-wort - Leonurus cardiaca

Exotic Species (not native to Montana)

Global Rank: GNR
State Rank: SNA

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

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General Description
Short-rhizomatous perennial. Stems simple, erect, 40–100 cm, puberulent on the angles. Leaves petiolate, blades palmately lobed halfway to the midvein and serrate, 3–10 cm long, puberulent, gradually reduced upwards. Inflorescence of many-flowered verticillasters in axils of upper leaves. Flowers: calyx glandular, 5-veined, 5–7 mm long, the aristate lobes as long as the tube, the lower 2 reflexed down and somewhat longer; corolla pink, 8–12 mm long, bilabiate, the upper lip hood-like, villous, the lower lobes short; stamens 4. Nutlets 3-sided, pubescent on top (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Range Comments
Introduced for medicinal purposes from Asia to much of temperate N. America (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Habitat

References
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Citation for data on this website:
Common Mother-wort — Leonurus cardiaca.  Montana Field Guide.  .  Retrieved on , from