Leonurus japonicus

Leonurus japonicus

  • Leonurus japonicus
  • Leonurus japonicus
  • Leonurus japonicus
  • Leonurus japonicus
  • Flower name
    Leonurus japonicus
  • Scientific name
    Leonurus japonicus
  • Alias目弾き, 益母草, Leonurus japonicus, oriental motherwort, Chinese motherwort, ヤクモソウ
  • Place of originEast Asia, Southeast Asia and Africa
  • Place of floweringFields and footpaths
  • Flowering seasonJuly, August, September

What is Leonurus japonicus

Leonurus japonicus, oriental motherwort, Chinese motherwort, or mehajiki (Scientific name: Leonurus japonicus) is an overgrowth herb of the genus Leonurus in the family Lamiaceae, native to East Asia, Southeast Asia and Africa. In Japan, it grows wild on roadsides, wastelands and fields in Hokkaido, Honshu, Shikoku, Kyushu and Okinawa. It produces 8 to 15 pink (pale reddish-purple) lip-shaped flowers in summer by growing cymatched inflorescences from the tips of its rhizome. The whole plant and seeds are dried and used in folk medicine for women and eye drops.

Common name: Leonurus japonicus, Scientific name: Leonurus japonicus, aka: oriental motherwort, Chinese motherwort, or mehajiki ,Origin: East Asia, Southeast Asia, Africa, Living type: Overwintering herbs, Plant height: 50-150 cm, Root leaf shape: Oval with petiole. Leaf margin: serrate, stem leaf phyllotaxy: opposite, flowering season: July-September, flower color: pale red-purple, corolla: lip-shaped, flower diameter: 2 to 2.5 cm, inflorescence: cymose, number of stamens: 4, number of pistils: 1, fruit type: branched fruit, use: folk medicine.


  • Eye
    Lamiales
  • Family
    Lamiaceae
  • Genus
    Leonurus
  • Species
    L. japonicus
  • Type of flower
    Left-right symmetrical flower
  • Array of flower
    Cymose inflorescence
  • Petal shape
    Lip shaped
  • Leaf type
    ovoid
  • Edge of the leaf
    Serrated
  • Life typeovergrowth herb
  • Flower colorsPink
  • Colors of the leavesGreen
  • Fruit colorGreen
  • Height50.0 ~ 150.0 cm
  • Diameter of flower2.0 ~ 2.5 cm

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