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Leccinum percandidum or Orange oak bolete

How they differ, how to recognize them and which is more dangerous — a mushroom comparison

The short answer

Leccinum percandidum and Orange oak bolete are similar species that can be mixed up while foraging. The main visible difference: size: Leccinum percandidum — giant (>25 cm), Orange oak bolete — large (over 15 cm). The mushrooms also differ in the following features: cap color, cap surface, stem.

📊 Comparing characteristics

Comparison of characteristics: Leccinum percandidum and Orange oak bolete
Edibility class

Leccinum percandidum

Edible

Orange oak bolete

Edible
Season

Leccinum percandidum

SummerAutumn

Orange oak bolete

SummerAutumn
Use

Leccinum percandidum

Cook freshPicklingDryingSalting

Orange oak bolete

Cook freshDryingPicklingSalting
Size

Leccinum percandidum

Giant (>25 cm)

Orange oak bolete

Large (over 15 cm)
Cap color

Leccinum percandidum

WhiteCreamGrey

Orange oak bolete

RedBrownDark brown
Cap shape

Leccinum percandidum

Convex

Orange oak bolete

Convex
Cap surface

Leccinum percandidum

Dry

Orange oak bolete

Velvety
Taste

Leccinum percandidum

Mild

Orange oak bolete

Mild
Smell

Leccinum percandidum

Pleasant

Orange oak bolete

Pleasant
Flesh color change

Leccinum percandidum

Darkens

Orange oak bolete

Darkens
Hymenophore

Leccinum percandidum

Pored

Orange oak bolete

Pored
Stem

Leccinum percandidum

Central

Orange oak bolete

Bulbous
Ring (veil)

Leccinum percandidum

No ring

Orange oak bolete

No ring
Volva

Leccinum percandidum

No volva

Orange oak bolete

No volva
Substrate

Leccinum percandidum

Soil

Orange oak bolete

Soil
Nutrition type

Leccinum percandidum

Mycorrhizal

Orange oak bolete

Mycorrhizal
Partner trees

Leccinum percandidum

BirchAspen

Orange oak bolete

OakBeech

📅 Seasonality

Leccinum percandidum

Fruiting season

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

August – October

Orange oak bolete

Fruiting season

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

June – October

🔬 Morphology

Cap

Leccinum percandidum

Cap 8–18 cm, hemispherical in young mushrooms, then cushion-shaped, almost flat in old ones. White, cream, grayish; with age it may take on ochre or yellowish tints. The surface is matte, slightly sticky in wet weather and dry and roughish in dry weather. The skin does not peel.

Orange oak bolete

Cap 5–15 cm, hemispherical in young mushrooms, then cushion-shaped. The color is brick-red, blood-brick, darkening with age to brownish red. The surface is matte and velvety, slightly sticky in wet weather. The skin does not peel and overhangs the cap margin as a thin "fringe".

Hymenophore

Leccinum percandidum

Hymenophore tubular, free, with a notch near the stem. White when young, then grayish cream, grayish brown in mature mushrooms. Pores small, finely rounded.

Orange oak bolete

The hymenophore is tubular, free, notched at the stem. White when young, then grayish cream, grayish brown in mature ones. The pores are small and round. They darken quickly when pressed.

Stem

Leccinum percandidum

Stem massive, 10–20 cm tall, 3–5 cm thick, club-shaped in young mushrooms, cylindrical in old ones. White or grayish cream, covered with characteristic dense grayish or brownish fibrous scales — gray to blackish even in young mushrooms.

Orange oak bolete

Stem 10–18 cm tall, 2–4 cm thick, cylindrical, slightly bulbous at the base. The color is whitish, covered with characteristic dense brown fibrous scales — especially rich in the lower part. The base may have a bluish-green or reddish-brown tint.

Flesh

Leccinum percandidum

Flesh white, very dense and heavy. When cut, it first turns pinkish, then gray and black, with a violet tint in the cap and upper stem. At the stem base the flesh often turns blue or blue-green. The texture is fibrous and meaty.

Orange oak bolete

The flesh is white and very firm. When cut it darkens to violet-grey, grey or blackish; the stem base often turns blue-green. The texture is meaty, like the classic red-capped scaber stalk. It gets wormy less readily than the classic one.

Smell

Leccinum percandidum

Smell rich and mushroomy, pleasant. Taste mild, not bitter. The dried mushroom has a strong "earthy" aroma.

Orange oak bolete

The smell is richly mushroomy and pleasant. The taste is mild and delicate, with a note of forest litter.

📍 Habitats

Leccinum percandidum

Conifer forestMixed forest

Orange oak bolete

Deciduous forestMixed forest

👀 Similar mushrooms — don't mix them up!

❓ Frequently asked questions

Can Leccinum percandidum and Orange oak bolete be mixed up?
Yes, they look so similar that people often mix them up. The size, cap color, cap surface help tell them apart.
How to tell Leccinum percandidum from Orange oak bolete?
The main differences: size: Leccinum percandidum — giant (>25 cm), Orange oak bolete — large (over 15 cm); cap color: Leccinum percandidum — white, cream, grey, Orange oak bolete — red, brown, dark brown; cap surface: Leccinum percandidum — dry, Orange oak bolete — velvety. The full table of characteristics is higher up on this page.
Is Orange oak bolete edible?
Orange oak bolete — edible.
When do Leccinum percandidum and Orange oak bolete grow?
Leccinum percandidum — August–October; Orange oak bolete — June–October.

Sources

  • [1]Вікіпедія (українська)
  • [2]Атлас грибів України, Зеров Д.К. (1979)
  • [3]MycoBank Database
  • [4]Index Fungorum
  • [5]GBIF
  • [6]iNaturalist Ukraine
  • [7]Mushrooms Demystified, David Arora
  • [8]Mushrooms (Roger Phillips), Roger Phillips
  • [9]Визначник грибів України, Зерова М.Я. та ін. (1979)
  • [10]Species Fungorum