Pileus shape, side view

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Shape when looking from the side of pileus (cross section)

  1. convex: broadly obtuse, rounded like an inverted bowl.
  2. plane (applanate): flatten out, horizontally expanded.
  3. applanate with umbo: horizontally expanded but having a raised, conical to convex knob or mound on the center.
  4. ungulate: hoof-shaped.
  5. triquetrous: three-edged, having three salient angles.



  1. 丸山型 (凸状)
  2. 扁平型
  3. 中央が盛り上がった扁平型
  4. ひずめ型
  5. くさび形


  • cf. Ryvarden L, Gilbertson RL, 1993. European polypores. Part 1. Fungiflora, Oslo.