Root boletus (Caloboletus radicans)

Systematics:
  • Vaega: Basidiomycota (Basidiomycetes)
  • Vaevaega: Agaricomycotina (Agaricomycetes)
  • Vasega: Agaricomycetes (Agaricomycetes)
  • Vasega laiti: Agaricomycetidae (Agaricomycetes)
  • Poloaiga: Boletales (Boletales)
  • Aiga: Boletaceae (Boletaceae)
  • Genus: Caloboletus (Calobolet)
  • ituaiga: Caloboletus radicans (Boletus a'a)
  • Boletus pupuu
  • Bolet e maua'a loloto
  • Boletus paepae
  • A'a Boletus

Tusitala o le ata: I. Assyova

ulu with a diameter of 6-20 cm, occasionally reaches 30 cm, in young mushrooms it is hemispherical, then convex or cushion-shaped, the edges are initially bent, in mature specimens straightened, wavy. The skin is dry, smooth, whitish with gray, light fawn, sometimes with a greenish tint, turns blue when pressed.

Hymenophore sunken at the stalk, the tubes are lemon-yellow, then olive-yellow, turn blue on the cut. The pores are small, rounded, lemon-yellow, turn blue when pressed.

spore pauta enaena olive, spores 12-16*4.5-6 µm le lapopoa.

vae 5-8 cm le maualuga, o nisi taimi e oʻo i le 12 cm, 3-5 cm le lautele, tuberous-fufula, cylindrical i le matua ma se faʻavae tuberous. O le lanu o le tipolo samasama i le pito i luga, e masani ona iai ni lanu enaena-olive poʻo le lanumoana-lanumeamata i le pito. O le pito i luga e ufiufi i le mata le tutusa. E liu lanumoana i luga o le tipi, maua se okeri poʻo se lanu mumu i le pito

Pulp dense, whitish with a blue tint under the tubules, turns blue on the cut. The smell is pleasant, the taste is bitter.

The rooting boletus is common in Europe, North America, North Africa, although it is not common everywhere. Heat-loving species, prefers deciduous forests, although it occurs in mixed forests, often forms mycorrhiza with oak and birch. Rarely seen from summer to autumn.

Rooting Boletus may be confused with the satanic mushroom (Boletus satanas), which has a similar cap color but differs from it in yellow tubules and a bitter taste; with a beautiful boletus (Boletus calopus), which has a reddish leg in the lower half and is distinguished by an unpleasant odor.

Boletus maua'a Inedible due to bitter taste, but not considered poisonous. In Pelle Jansen’s good guide, “All About Mushrooms” is erroneously listed as edible, but the bitterness does not disappear during cooking.

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