Buchwaldoboletus lignicola    (Kallenb.) Pilat 

common name(s) : Wood Bolete 

New classification: Basidiomycota/Agaricomycotina/Agaricomycetes/Agaricomycetidae/Boletales/Boletaceae  
Former classification: Basidiomycota/Homobasidiomycetes/Agaricomycetideae/Boletales/Boletaceae  

synonyms: Pulveroboletus lignicola, Boletus lignicola 

edibility : unknown edibility

potential confusions with  Buchwaldoboletus lignicola toxicity of Buchwaldoboletus lignicola genus Buchwaldoboletus  

The cap is rusty-brown, orange-brown to yellow-brown, convex. The cap surface is downy or floccose, then smooth, matt when dry to slightly greasy or sticky when damp. The cap margin is inrolled.

The stem is full, rusty-yellow to brown, sometimes eccentric, felty, cylindrical and tapering at its base, with yellow mycelial fragments at the base.

The flesh is thick, a bit flabby, lemon-yellow; It turns slightly blueish above the tubes when cut and exposed to air, ; its taste is mild; the odour is pleasant;

The tubes are lemon yellow, of average length (5 to 12mm), slightly decurrent, tuning blue green when cut.

The pores are small, round, irregular, lemon yellow then rusty yellow, becoming blue-green when pressed. The spore print is olive brown.

It grows in coniferous woods, on dead roting wood, sometimes buried.

The fruiting period takes place from July to November.
Dimensions: width of cap approximately 7 cm (between 3 and 15 cm)
  height of stem approximately 6 cm (between 3 and 10 cm)
  thickness of stem (at largest section) approximately 15 mm (between 5 and 30 mm)

Chemical tests : tubes become blue-green with Melzer's reagent.

Distinctive features : rusty-orange cap; lemon yellow flesh; yellow tubes and pores, bruising blue; tubes slightly decurrent; grows on dead rotting coniferous wood, sometimes buried; more often in mountainous regions

Buchwaldoboletus lignicola is still unreported so far in the forest of Rambouillet, and is rare, more generally speaking .

page updated on 14/01/18