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Grisette or Tawny grisette

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

The short answer

Grisette and Tawny grisette are similar species that can be mixed up while foraging. The main visible difference: cap color: Grisette — grey, Tawny grisette — orange, brown, red. The mushrooms also differ in the following features: partner trees.

Grisette (Amanita vaginata)

Grisette

Amanita vaginata

Conditionally edibleExpert-verified
Close-up of a tawny grisette (Amanita fulva): grooved cap margin, ringless stem and a white sack-like volva at the base

Tawny grisette

Amanita fulva

Conditionally edibleExpert-verified

📊 Comparing characteristics

Comparison of characteristics: Grisette and Tawny grisette
Edibility class

Grisette

Conditionally edible

Tawny grisette

Conditionally edible
Season

Grisette

SummerAutumn

Tawny grisette

SummerAutumn
Use

Grisette

Cook fresh

Tawny grisette

Cook fresh
Size

Grisette

Medium (5–15 cm)

Tawny grisette

Medium (5–15 cm)
Cap color

Grisette

Grey

Tawny grisette

OrangeBrownRed
Cap shape

Grisette

Convex

Tawny grisette

Convex
Cap surface

Grisette

Smooth

Tawny grisette

Smooth
Taste

Grisette

Mild

Tawny grisette

Mild
Smell

Grisette

Odorless

Tawny grisette

Odorless
Flesh color change

Grisette

No change

Tawny grisette

No change
Hymenophore

Grisette

Gilled

Tawny grisette

Gilled
Stem

Grisette

Central

Tawny grisette

Central
Ring (veil)

Grisette

No ring

Tawny grisette

No ring
Volva

Grisette

Volva present

Tawny grisette

Volva present
Substrate

Grisette

Soil

Tawny grisette

Soil
Nutrition type

Grisette

Mycorrhizal

Tawny grisette

Mycorrhizal
Partner trees

Grisette

OakBeechHornbeamBirch

Tawny grisette

BirchBeechOak

📅 Seasonality

Grisette

Fruiting season

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

July – October

Tawny grisette

Fruiting season

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

July – October

🔬 Morphology

Cap

Grisette

Cap 5-10 cm across, hemispherical to egg-shaped when young, later becoming convex-flat with a low umbo. Color gray, ash-gray, mouse-gray, darker at the center. Surface smooth, slightly slimy in wet weather. The cap margin has characteristic radial grooves (like the ribs of an umbrella), a diagnostic feature of section Vaginatae. Whitish patches of veil remnants may stay on the cap.

Tawny grisette

Cap 4-9 cm across, hemispherical to conical-convex when young, later becoming convex with a low umbo. Color reddish-brown, orange-brown, honey-brown, darker at the center, paler at the margin. Surface smooth, slightly slimy in wet weather. The cap margin has characteristic radial grooves, a diagnostic feature of section Vaginatae.

Hymenophore

Grisette

Gilled hymenophore: the gills are free, crowded, pure white. Spore print white.

Tawny grisette

Gilled hymenophore: the gills are free, crowded, pure white (not attached to the stem). Spore print white, as in all amanitas.

Stem

Grisette

Stem 10-18 cm tall, 0.8-1.5 cm thick, thin, slender, tall, slightly thickened toward the base. Color whitish, sometimes with fine grayish fibers or a zigzag pattern. No ring. At the base: a sac-like, eggshell volva, just like the destroying angel's.

Tawny grisette

Stem 8-15 cm tall, 0.5-1.2 cm thick, thin, slender. Color whitish, with fine lengthwise brownish fibers or a fine mesh. No ring: the key difference from its deadly relatives. At the base: a sac-like, eggshell volva (whitish or with brownish tints), just like the destroying angel's.

Flesh

Grisette

Flesh thin, soft, white. When cut, it does not change color. Smell faint and neutral.

Tawny grisette

Flesh thin, soft, white to pale cream. When cut, it does not change color. Smell faint and neutral.

Smell

Grisette

Faint, neutral, mushroomy, with no distinctive notes.

Tawny grisette

Faint, neutral, mushroomy, with no distinctive notes.

📍 Habitats

Grisette

Deciduous forestMixed forest

Tawny grisette

Deciduous forestMixed forest

👀 Similar mushrooms — don't mix them up!

❓ Frequently asked questions

Can Grisette and Tawny grisette be mixed up?
Yes, they look so similar that people often mix them up. The cap color, partner trees help tell them apart.
How to tell Grisette from Tawny grisette?
The main differences: cap color: Grisette — grey, Tawny grisette — orange, brown, red; partner trees: Grisette — oak, beech, hornbeam, birch, Tawny grisette — birch, beech, oak. The full table of characteristics is higher up on this page.
Is Tawny grisette edible?
Tawny grisette — conditionally edible.
When do Grisette and Tawny grisette grow?
Grisette — July–October; Tawny grisette — July–October. Their seasons overlap, so be especially careful.

Sources

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