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Mushroom ID

Northern Tooth Fungus

Climacodon septentrionalis

LOW RISK

Northern Tooth Fungus - Inedible Wood Parasite

Northern Tooth Fungus - Image 1
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Key Features

  • Shelf-like
  • overlapping bracket caps
  • Underside covered in crowded
  • downward-pointing teeth
  • Pale cream to yellowish-white coloration
  • Grows directly on hardwood tree trunks
Color:

Pale cream to yellowish-white

Smell:

Unpleasant, somewhat like rotting meat when older

Growth Pattern:

Overlapping clusters

Environment:

wood

Habitat & Distribution

Habitat:

Hardwood forests, often on maple or beech trees

Distribution:

Eastern North America and parts of Europe and Asia

Seasonality:

Late summer to autumn

Economic Value

Market Demand:

None

Price Range:

N/A

Commercial Use:

None

Similar Species

Lion's Mane

Hericium erinaceus

None - Edible choice mushroom
Key Differences:
  • Grows as a single, unbranched, rounded tuft
  • Lacks the flattened, shelf-like bracket structure

Coral Tooth

Hericium coralloides

None - Edible choice mushroom
Key Differences:
  • Features a distinctly branched structure
  • Spines hang from individual branches rather than a solid shelf underside

Recommended Action

Observe and leave in place; inedible due to tough texture and bitter taste.