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Crepidotus calolepis

scaly oysterling

Crepidotus calolepis — 2025-09-07
Scientific identification
Crepidotus calolepis (Fr.) P.Karst.
Family
Mycenaceae
Class
Agaricomycetes
Genus
Crepidotus

Names across languages

  • English: scaly oysterling
  • German: Braunschuppiges Krüppelfüßchen
  • Finnish: Haaparuostevinokas
  • Estonian: Soomus-pisiservik
  • Russian: Крепидотус красивочешуйчатый

The scientific profile

From the latest record: 2025-09-07.

Hymenium

Gills, radiating from the point of attachment, close, whitish when young, later dull brown

Cap

Semicircular or fan-shaped, cap surface with fine brown scales, pallid cream/yellowish under the fibrils, slightly rubbery texture when moist due to a gelatinized zone under pileipellis

Hymenium Attachment

N/A (no cap-stem structure; gills attach at the lateral or basal point of the cap)

Stipe

Absent

Spore print

Spore print snuff brown

Ecology

Saprobic on dead hardwood (oak and aspen), sometimes bark of living trees, solitary to gregarious, in moist conditions, autumn to early winter

Edibility

Edibility unknown, unsubstantial for culinary use

Fruit body

Fruit body small-to-medium

Dimensions

Cap 1–5 cm diameter

Chemical reactions

KOH on cap surface dull-reddish, on gills red

Odour

Indistinct

Taste

Mild

Microscopy

Spores ellipsoid to subamygdaliform, smooth, 6–9 × 4.5–6.0 µm, basidia 4-sterigmate, 18–25 × 4–6 µm, cheilocystidia present (30-60 × 3-5 µm)

Overview

Small, wood-decay oysterling with a rubbery, scaly cap

1879). Bidr. Känn. Finl. Nat. Folk 32: 414.

Field encounters

07/Sep/25, 3:30 PM

Kloostrimetsa soo õpperada, Tallinn, Harjumaa, Eesti

Deciduous boggy forest, on dead aspen tree branch

59°28'01.5"N 24°53'23.3"E

🌡️ 22°C 🌥️🌫️ Partly sunny, upcoming dense fog from the sea

Original Instagram post

Source hashtags

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