Stellaria nipponica

Stellaria nipponica

  • Stellaria nipponica
  • Stellaria nipponica
  • Flower name
    Stellaria nipponica
  • Scientific name
    Stellaria nipponica
  • Alias岩爪草, オオバツメクサ, Stellaria nipponica, Iwatsumekusa
  • Place of originendemic species of Japan
  • Place of floweringHigh mountain
  • Flowering seasonJuly, August, September

What is Stellaria nipponica

Stellaria nipponica , or iwatsumekusa (scientific name: Stellaria nipponica) is an endemic species of Japan, and is an alpine perennial plant in the family Caryophyllaceae.
It grows native to the alpine gravel in the Chubu region. Due to the harsh environment, the plant height is low, it branches well and spreads like a carpet.
The leaves are green, linear and opposite.
From summer to early autumn, the flower stalks are stretched, and 1 to 8 five-flowered white flowers bloom at the tips.
It looks like 10 petals because the petals split 2 deeply.
Similar to Circumpolar starwort(scientific name: Stellaraia ruscifolia) but with different leaves.

Detailed data of Stellaria nipponica


Generic name: Stellaria nipponica, scientific name: Stellaria nipponica,
aka: , or iwatsumekusa ,
Place of Origin: Endemic to Japan, Environment: Gravel in alpine,
Plant height: 10-20 cm, leaf shape: linear, phyllophy: opposite,
Flower color: white, flower diameter: 1.5 cm, number of petals: 5, flowering period: July to September.


  • Order
    Caryophyllales
  • Family
    Caryophyllaceae
  • Genus
    Stellaria
  • Species
    S. nipponica
  • Type of flower
    Radial symmetrical flower
  • Array of flower
    Cluster inflorescence
  • Petal shape
    Five-petal
  • Leaf type
    Linear
  • Edge of the leaf
    All edges
  • Life typealpine perennial plant
  • Flower colorsWhite
  • Colors of the leavesGreen
  • Fruit colorGreen
  • Height10.0 ~ 20.0 cm
  • Diameter of flower1.5 ~ 1.5 cm

Random flowers