Hypericum tosaense

Hypericum tosaense

  • Hypericum tosaense
  • Hypericum tosaense
  • Hypericum tosaense
  • Hypericum tosaense
  • Flower name
    Hypericum tosaense
  • Scientific name
    Hypericum tosaense
  • Alias土佐弟切, Hypericum tosaense, セトウミオトギリ
  • Place of originJapan
  • Place of floweringLow mountains, Specific area
  • Flowering seasonJuly, August

What is Hypericum tosaense

Hypericum tosaense (scientific name: Hypericum tosaense) is a perennial herb of the Hypericaceae family, endemic to Japan. It grows naturally on sand and gravel in the Kinki region of Honshu to Shikoku and Kyushu. The stem has two ridges with scattered black spots on them. The leaves are oblong-ovate and rounded, with black spots on the leaf margins, and grow in pairs. In summer, the inflorescences are sparsely covered with yellow flowers. The petals have wavy edges with black spots. The entire leaf has scattered bright spots.

Common name: Hypericum tosaense, scientific name: Hypericum tosaense, place of origin: Japan, grass height: 15-75 cm, life style: perennial, leaf color: green to red (red leaves), inflorescence: opposite, leaf shape: long elliptic. Leaf shape: oblong-ovate, leaf margin: wavy, flower length: 1 cm, flower color: yellow, fruit type: capsule, flowering season: July-August, Notes: CR: Endangered IA.


  • Eye
    Malpighiales
  • Family
    Hypericaceae
  • Genus
    Hypericum
  • Species
    H. tosaense
  • Type of flower
    Radial symmetrical flower
  • Array of flower
    Cluster inflorescence
  • Petal shape
    Five-petal
  • Leaf type
    oblong
  • Edge of the leaf
    Wavy
  • Life typeperennial herb
  • Flower colorsYellow
  • Colors of the leavesGreen
  • Fruit colorGreen
  • Height15.0 ~ 75.0 cm
  • Diameter of flower1.5 ~ 2.0 cm

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