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Frayed parasol or Shaggy parasol

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

The short answer

Frayed parasol and Shaggy parasol are similar species: Frayed parasol is edible, while Shaggy parasol is conditionally edible. The main visible difference: use: Frayed parasol — cook fresh, drying, Shaggy parasol — cook fresh. The mushrooms also differ in the following features: size, cap color, cap shape.

Shaggy parasol (Chlorophyllum rhacodes)

Shaggy parasol

Chlorophyllum rhacodes

Conditionally edibleExpert-verified
Frayed parasol (Agaricus excoriatus)

Frayed parasol

Macrolepiota excoriata

EdibleExpert-verified

📊 Comparing characteristics

Comparison of characteristics: Shaggy parasol and Frayed parasol
Edibility class

Shaggy parasol

Conditionally edible

Frayed parasol

Edible
Season

Shaggy parasol

SummerAutumn

Frayed parasol

SummerAutumn
Use

Shaggy parasol

Cook fresh

Frayed parasol

Cook freshDrying
Size

Shaggy parasol

Large (over 15 cm)

Frayed parasol

Medium (5–15 cm)
Cap color

Shaggy parasol

BrownGreyCream

Frayed parasol

WhiteCreamBrown
Cap shape

Shaggy parasol

Flat

Frayed parasol

Umbonate
Cap surface

Shaggy parasol

Scaly

Frayed parasol

Scaly
Taste

Shaggy parasol

Mild

Frayed parasol

Mild
Smell

Shaggy parasol

Pleasant

Frayed parasol

Pleasant
Flesh color change

Shaggy parasol

Reddening

Frayed parasol

No change
Hymenophore

Shaggy parasol

Gilled

Frayed parasol

Gilled
Stem

Shaggy parasol

Central

Frayed parasol

Bulbous
Ring (veil)

Shaggy parasol

Ring present

Frayed parasol

Ring present
Volva

Shaggy parasol

No volva

Frayed parasol

No volva
Substrate

Shaggy parasol

Soil

Frayed parasol

Soil
Nutrition type

Shaggy parasol

Saprotroph

Frayed parasol

Saprotroph

📅 Seasonality

Shaggy parasol

Fruiting season

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

June – November

Frayed parasol

Fruiting season

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

June – November

🔬 Morphology

Cap

Shaggy parasol

Cap large, 7-20 cm across. Hemispherical at first, then convex-spreading to flat with a small boss. The background color is light grayish-brown, and the surface is covered with coarse brown scales in concentric rings, darker at the center. It looks very much like the parasol mushroom, but the scales curl upward at the edges — a characteristic feature.

Frayed parasol

Cap 6–10 cm (sometimes up to 15), hemispherical in young mushrooms, then flattening to plano-convex with a small bump in the center. Creamy white with an ochre or yellowish-brown center. The surface is covered with small scale-like flakes — it looks like peeling varnish. The edges often have a thin "fringe" — remnants of the veil.

Hymenophore

Shaggy parasol

Gilled hymenophore. Gills crowded, thin, free. Color white at first, cream with age, with a pinkish tinge in old specimens. Damaged gills turn red. Spore print white — this is important for telling it apart from the poisonous Chlorophyllum molybdites (green spore print).

Frayed parasol

Gills free, creamy white, crowded, turning slightly yellowish in mature mushrooms. Spore print white or pale cream.

Stem

Shaggy parasol

Stem 7-20 cm tall, 1-2.5 cm thick, cylindrical, swollen at the base (a gradually swollen bulb; an abrupt, rimmed bulb belongs to the related Chlorophyllum brunneum, which has no records from Ukraine in GBIF). Color whitish to grayish — no snakeskin pattern (unlike the parasol mushroom). Turns brown where touched or damaged. In the upper part there is a fleshy, movable ring. there is no volva.

Frayed parasol

Stem 8–15 cm tall, 0.8–1.5 cm thick, cylindrical, with a bulbous base. White with a creamy yellowish tint, smooth. In the upper part there is a white membranous ring, which often falls away in old mushrooms. The lower stem sometimes has a faint scaly pattern.

Flesh

Shaggy parasol

flesh in the cap is white and soft. a characteristic feature — when cut or damaged it turns red (quickly), then turns brown. This is the fundamental difference from the parasol mushroom, whose flesh does not change color.

Frayed parasol

Flesh white, firm in the cap, fibrous in the stem. Does NOT change color when cut. The texture is fibrous and uneven — softer in the cap, tougher in the stem.

Smell

Shaggy parasol

Faint, pleasant mushroomy smell. Mild taste — pleasant and mushroomy after boiling.

Frayed parasol

Smell pleasant, faintly nutty, reminiscent of hazelnut or grain. Taste mild, sweetish.

📍 Habitats

Shaggy parasol

Deciduous forestMixed forest

Frayed parasol

Deciduous forest

👀 Similar mushrooms — don't mix them up!

❓ Frequently asked questions

Can Frayed parasol and Shaggy parasol 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 Frayed parasol from Shaggy parasol?
The main differences: use: Frayed parasol — cook fresh, drying, Shaggy parasol — cook fresh; size: Frayed parasol — medium (5–15 cm), Shaggy parasol — large (over 15 cm); cap color: Frayed parasol — white, cream, brown, Shaggy parasol — brown, grey, cream. As for edibility: Frayed parasol is edible, Shaggy parasol is conditionally edible. The full table of characteristics is higher up on this page.
Is Shaggy parasol edible?
Shaggy parasol — conditionally edible.
When do Frayed parasol and Shaggy parasol grow?
Frayed parasol — June–November; Shaggy parasol — June–November. 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