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Sepia bolete or Suede bolete

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

The short answer

Sepia bolete and Suede bolete are similar species that can be mixed up while foraging. The main visible difference: use: Sepia bolete — cook fresh, Suede bolete — cook fresh, drying, pickling. The mushrooms also differ in the following features: size, cap color, cap surface.

Sepia bolete (Xerocomellus porosporus)

Sepia bolete

Xerocomellus porosporus

EdibleExpert-verified
Suede bolete (Xerocomus subtomentosus)

Suede bolete

Xerocomus subtomentosus

EdibleExpert-verified

📊 Comparing characteristics

Comparison of characteristics: Sepia bolete and Suede bolete
Edibility class

Sepia bolete

Edible

Suede bolete

Edible
Season

Sepia bolete

SummerAutumn

Suede bolete

SummerAutumn
Use

Sepia bolete

Cook fresh

Suede bolete

Cook freshDryingPickling
Size

Sepia bolete

Small (up to 5 cm)

Suede bolete

Medium (5–15 cm)
Cap color

Sepia bolete

BrownOliveCream

Suede bolete

YellowOliveBrown
Cap shape

Sepia bolete

Convex

Suede bolete

Convex
Cap surface

Sepia bolete

Cracked

Suede bolete

Velvety
Taste

Sepia bolete

Mild

Suede bolete

Mild
Smell

Sepia bolete

Odorless

Suede bolete

Pleasant
Flesh color change

Sepia bolete

Bluing

Suede bolete

Bluing
Hymenophore

Sepia bolete

Pored

Suede bolete

Pored
Stem

Sepia bolete

Central

Suede bolete

Central
Ring (veil)

Sepia bolete

No ring

Suede bolete

No ring
Volva

Sepia bolete

No volva

Suede bolete

No volva
Substrate

Sepia bolete

Soil

Suede bolete

Soil
Nutrition type

Sepia bolete

Mycorrhizal

Suede bolete

Mycorrhizal
Partner trees

Sepia bolete

OakBeechHornbeam

Suede bolete

OakBeechBirchPineSpruceHornbeam

📅 Seasonality

Sepia bolete

Fruiting season

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

July – October

Suede bolete

Fruiting season

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

June – November

🔬 Morphology

Cap

Sepia bolete

Cap up to 8 cm, flat-convex in young mushrooms; in mature ones often with distinctive radial and crosswise cracks on the surface (like the red cracking bolete). The color varies: beige, dull brown, olive, sometimes with a pinkish tint in the cracks. Surface matte, finely fibrous.

Suede bolete

Cap 4-12 cm across, hemispherical in young mushrooms, later becoming convex to flat. Color olive-green, yellow-green, ocher-green, brighter when young, paling with age. The surface is velvety and dryish, slightly sticky in damp weather; in old mushrooms it often cracks, with white cracks between the polygons of skin.

Hymenophore

Sepia bolete

The pore surface is tubular, with a small notch near the stem. Lemon yellow, olive brown in mature ones. Pores small, angular, 0.2–0.5 mm. They quickly turn blue when pressed.

Suede bolete

The hymenophore is made of tubes attached to the stem. Color bright yellow when young, turning yellow-olive with age. The pores are small and angular, and turn blue when pressed — usually, though not always. Spore print olive-brown.

Stem

Sepia bolete

Stem 3–8 cm tall, 0.5–1.5 cm thick, cylindrical, fragile. Olive yellow at the top, with reddish or orange spots or zones lower down. Darkens to brown at the base.

Suede bolete

Stem 5-10 cm tall, 1-2 cm thick, cylindrical, often slightly narrowing toward the base. Color yellow-ocher with fine lengthwise reddish-brown scales forming a net — a characteristic feature of the species among the boletes. No ring.

Flesh

Sepia bolete

The flesh is pale lemon yellow in the cap and chrome yellow in the upper stem. It turns blue when cut, especially in the tubes and the stem — this is a normal reaction. The texture is watery, cottony in mature ones.

Suede bolete

The flesh is meaty, pale yellow, rusty in the lower part of the stem. When cut, it changes little: it may turn faintly blue or flush slightly reddish. The smell is faintly mushroomy, with a note of ripe apple. The taste is mild and pleasant.

Smell

Sepia bolete

The smell is faint, mushroomy, with no distinct notes. The taste is mild, neutral and watery.

Suede bolete

Faint, pleasant and mushroomy, with a fruity (apple) note.

📍 Habitats

Sepia bolete

Deciduous forestMixed forest

Suede bolete

Deciduous forestMixed forestConifer forest

👀 Similar mushrooms — don't mix them up!

❓ Frequently asked questions

Can Sepia bolete and Suede bolete be mixed up?
Yes, they look so similar that people often mix them up. The use, size, cap color help tell them apart.
How to tell Sepia bolete from Suede bolete?
The main differences: use: Sepia bolete — cook fresh, Suede bolete — cook fresh, drying, pickling; size: Sepia bolete — small (up to 5 cm), Suede bolete — medium (5–15 cm); cap color: Sepia bolete — brown, olive, cream, Suede bolete — yellow, olive, brown. The full table of characteristics is higher up on this page.
Is Suede bolete edible?
Suede bolete — edible.
When do Sepia bolete and Suede bolete grow?
Sepia bolete — July–October; Suede bolete — June–November.

Sources

  • [1]Вікіпедія (українська)
  • [2]Атлас грибів України, Зеров Д.К. (1979)
  • [3]MycoBank Database
  • [4]Index Fungorum
  • [5]GBIF
  • [6]iNaturalist Ukraine