Suillus grevillei

For other species of fungi associated with larch, see larch bolete.
Suillus grevillei
Common / secure
Scientific classification
Kingdom: Fungi
Division: Basidiomycota
Class: Agaricomycetes
Order: Boletales
Family: Suillaceae
Genus: Suillus
Species: S. grevillei
Binomial name
Suillus grevillei
(Klotzsch) Singer
Synonyms

Suillus elegans

Suillus grevillei
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Mycological characteristics

pores on hymenium
cap is convex
stipe has a ring
spore print is ochre
ecology is mycorrhizal
edibility: edible

Suillus grevillei (commonly known as Greville's bolete and larch bolete) is a mycorrhizal mushroom with a tight, brilliantly coloured cap, shiny and wet looking with its mucous slime layer. The hymenium easily separates from the flesh of the cap, with a central stalk that is quite slender. The species has a ring or a tight-fitting annular zone.

Description

Suillus grevillei is a mushroom with a 510 cm (24 in) cap colored from citrus yellow to burnt orange, that is at first hemispherical, then bell-shaped, and finally flattened. It has a sticky skin, short tubes of yellow or brownish which descend down to the bottom of its cylindrical stalk (610 x 1–2 cm) which is cream-colored turning to reddish brown with a cream-white ring.

It has a thin meat which has consistency at first but then quickly becomes soft. It has an odor reminiscent of rumpled Pelargonium geranium leaves.

It grows in the soil of mixed forests, not always at the foot of larch (can be quite some distance away) with which it lives in symbiosis. It grows from June until November.

Suillus grevillei is an edible mushroom (without consistency nor flavor) if the slimy cuticle is removed off the cap. This mucousy skin layer is what is known to cause intestinal issues, as is the case with several other Suillus such as Slippery Jack (S. luteus) or Jill (S. salmonicolor); often considered to be not worth the work.

Its name is derived from Robert Kaye Greville.[1]

Habitat and distribution

In Asia, it has been recorded from Taiwan.[2]

See also

References

  1. natura.provincia.cuneo.it (In italian), accessed 5 August 2008
  2. Yeh K-W, Chen Z-C. (1980). "The boletes of Taiwan" (PDF). Taiwania. 25 (1): 166–184.

Works in French

This article is based on a translation of the corresponding article on the French Wikipedia.

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