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Science & TechnologySource: Times of India

First Discovery of Ophiopogon japonicus in India

Thursday, 10 September 2026
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Key Points

Researchers have identified Ophiopogon japonicus for the first time in India, marking a significant addition to the country's floral diversity. This discovery is crucial for UPSC aspirants, especially for General Studies Paper 3, which covers biodiversity and environmental conservation. Last Updated: 10-09-2026

Key Facts About Ophiopogon japonicus

  • Definition: Commonly known as dwarf lilyturf or mondo grass, it is an evergreen perennial herb.
  • Objective: The species adds to India’s floral diversity and highlights ecological significance.
  • Key Provisions: Found in dense clumps with narrow, grass-like leaves, small white to pale-purple flowers, and blue, berry-like fruits.
  • Numbers/Targets: Discovered at an elevation of 2,185 meters in the West Kameng district of Arunachal Pradesh.
  • Outcomes: Extends the known distribution of Ophiopogon japonicus to the Eastern Himalaya.
  • Concerns: Faces threats from road construction, landslides, and habitat disturbances.

India's Floral Diversity Expansion

The discovery of Ophiopogon japonicus in India is a testament to the country's rich biodiversity and the potential for further botanical exploration. This finding aligns with India's strategic goals of conserving biodiversity and enhancing ecological research. The Eastern Himalaya, where this species was found, is a region known for its unique flora and fauna, contributing to India's global biodiversity ranking.

UPSC Relevance

  • GS Paper 3: Biodiversity, Environment, and Ecology.
  • Prelims Angle: Questions may focus on the species' characteristics, habitat, and significance.
  • Mains Angle: Discussions on biodiversity conservation, ecological significance, and the impact of habitat disturbances.
  • Essay Paper: Topics on biodiversity and conservation strategies.

FAQ Section

  • What is Ophiopogon japonicus? It is an evergreen perennial herb known as dwarf lilyturf or mondo grass, characterized by its dense clumps and grass-like leaves.
  • Why is Ophiopogon japonicus important? The species enhances India's floral diversity and highlights the ecological richness of the Eastern Himalaya.
  • What are the key features of Ophiopogon japonicus? It features narrow, grass-like leaves, small white to pale-purple flowers, and blue, berry-like fruits, and is traditionally used in Chinese medicine for its medicinal properties.

Detailed Coverage

  • New Species Discovery: First recorded instance of Ophiopogon japonicus in India.
  • Location: Found in West Kameng district, Arunachal Pradesh.
  • Habitat: Moist, shaded forest floor at 2,185 meters elevation.
  • Common Name: Dwarf lilyturf or mondo grass.
  • Characteristics: Evergreen perennial herb with narrow leaves and small flowers.
  • Taxonomy: Belongs to the Asparagaceae family.
  • Global Species Count: About 85 species in the genus Ophiopogon.
  • Previous Records in India: Seven species before this discovery.
  • Native Distribution: Found in East Asia, including China and Japan.
  • Elevation Range: Typically grows between 200 to 2,800 meters.
  • Traditional Uses: Tuberous roots used in Chinese medicine.
  • Health Benefits: Reported anti-inflammatory and antioxidant properties.
  • Environmental Concerns: Threats from road construction and habitat disturbances.
  • Significance of Discovery: Adds to India's floral diversity.
  • Ecological Importance: Highlights potential risks to the species.
  • Region: Extends known distribution to the Eastern Himalaya.
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