Motherwort Leonurus cardiaca L.
Family: Lamiaceae (mint family)
Life cycle: Perennial, reproducing by seed and short rhizomes
Native status: Introduced
Habitat: Disturbed areas, especially common in urban areas
General description: Erect plant reaching heights of 4-5 ft. Leaves are opposite, palmately 3-5 lobed (resembling a maple leaf), coarsely serrate margins. Leaves become narrower in upper canopy, typically with 3 lobes. Prominent, deep veins. White to purple flowers produced in leaf axils of terminal stems.
Key ID traits: Palmately lobed leaves (resembling maple leaves) with deep veins. Plant has square stems, a trait of the mint family.
Miscellaneous: Motherwort was brought to North America due to its medicinal properties. Botanical name derived from its use for heart problems. Still sold in health stores for these properties.