Armillaria ostoyae Revealed
What is the Largest Living Organism? Discover the Honey Fungus

Explore the largest living organism on Earth, the Armillaria ostoyae, also known as the honey fungus.

World's Largest Fungus
Discover the Largest Fungus: Armillaria ostoyae in Oregon

Learn about Armillaria ostoyae, the largest fungus covering 2,385 acres in Oregon's Malheur National Forest. What's its significance?