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Termite Mushroom (Termitomyces heimii)

Termite Mushroom

Safe

Termitomyces heimii

Also known as: Heim's Termite Mushroom

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Description

A highly prized edible mushroom that exists in a symbiotic relationship with termites of the genus Odontotermes. It features a characteristic pseudorhiza (root-like structure) that connects the sporocarp to the deep subterranean termite nest.

How to Identify

Cap
Convex to planoconvex, often with a prominent central umbo, brownish-grey to white surface.
Gills
Free from the stem, crowded, white to cream colored.
Stem
Sturdy, smooth, with a well-developed root-like pseudorhiza extending several centimeters into the soil.
Flesh
Firm, white, unchanging when bruised.
Fruiting body
Epigeal sporocarp emerging from a distinct deep-seated pseudorhiza.
Habitat
Exclusively associated with active or abandoned termite mounds in tropical and subtropical forests.

Key Facts

  • Cap surfaces: Smooth to slightly fibrous
  • Growth Form: Clustered
  • Spore Print: Pinkish-white to salmon
  • Body color: White, grey, or brownish
  • Odor: Mild, mushroom-like
  • Flesh bruises: Does not change color
  • Height: 5-15 cm excluding pseudorhiza
  • Cap Diameter: 5-12 cm
  • Nutrient gathering: Symbiotic with termites

Safe

Safe

Considered an excellent edible mushroom. No inherent toxicity if correctly identified and fully cooked.

Quick Check

  • Odor: Pleasant, mild, nutty, or earthy.
  • Fruiting: Gregarious, appearing in clusters on termite mounds.
  • Substrate: Soil above termite fungus gardens.

Where to Find

Southeast Asia

Commonly found in deciduous forests and shrublands where termite activity is high.

Tropical Africa

Widely distributed in savannas and wooded regions associated with Odontotermes species.

Finding Tips

Seasonality

Fruiting occurs strictly during the rainy season, typically following the first heavy monsoon rains.

Habitat cues

Look for raised earth structures or mounds in forested areas; mushroom clusters often appear directly on or near the periphery of these mounds.

Similar Species

Termitomyces albuminosus

Termitomyces

Also known as: White Termite Mushroom

Termitomyces microcarpus

Termitomyces

Also known as: Small Termite Mushroom

Scientific Classification

Phylum
Basidiomycota
Class
Agaricomycetes
Order
Agaricales
Family
Lyophyllaceae
Genus
Termitomyces

Storage Information

  • Max Temperature: 4 degrees Celsius
  • Freezing duration: Not recommended to freeze fresh, best cooked first.
  • Min Temperature: 0 degrees Celsius
  • Refrigeration: 2 to 3 days

How to Clean

Gently brush off soil particles from the cap. Since the pseudorhiza is often woody and covered in debris, it is typically discarded during harvesting.

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