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Parasola plicatilis

pleated inkcap

Parasola plicatilis — 2026-07-12
Scientific identification
Parasola plicatilis (Curtis) Redhead, Vilgalys & Hopple
Family
Psathyrellaceae
Class
Agaricomycetes
Genus
Parasola

Names across languages

  • English: pleated inkcap
  • German: Gemeiner Scheibchentintling
  • Finnish: Ratasmustesieni
  • Estonian: Kraetindik
  • Russian: Парасола складчатая

The scientific profile

From the latest record: 2026-07-12.

Hymenium

Gills whitish at first, becoming grey and finally black, shrivelling rather than deliquescing into ink

Cap

Very thin, strongly pleated, ovoid when young, then convex to bell-shaped and finally flat; brownish when young, becoming pale grey with a tawny-brown central disc

Hymenium Attachment

Free to remote from the stipe, often appearing joined to a collar

Stipe

Very slender, fragile, hollow, white to dingy cream, slightly swollen at base, without ring

Spore print

Spore print black

Ecology

Saprobic in short grass, lawns, parks, meadows, woodland edges and sometimes leaf litter or woodchip; appears rapidly after rain, often short-lived within a day; late spring to autumn

Edibility

Inedible, very thin and insubstantial

Fruit body

Fruit body small; stipe ~6–10 cm long, 1-2 mm thick

Dimensions

Cap ∅ ~1–3.5 cm

Flesh

Flesh thin, whitish, fragile, unchanging

Chemical reactions

Spores dark reddish-brown in KOH

Microscopy

Spores angular-ovoid to limoniform, smooth, ~10–15 × 8–11 µm, eccentric germ pore; basidia 4-sterigmate; pleurocystidia utriform to broadly cylindrical; cheilocystidia utriform to broadly fusoid-ventricose; clamp connections present

Overview

Tiny pleated lawn inkcap with umbrella-like grey cap

2001). In Redhead, Vilgalys, Moncalvo, Johnson & Hopple, Taxon 50(1): 235.

Field encounters

12/Jul/2026, 7:58 AM

Kadrioru park, Tallinn, Harju, Eesti

Urban park, after night rain, in mawned grass, with Prunella and Trifolium flowers

59°26'22.8"N 24°47'19.8"E

🌡️ 20°C 🌤️ Sunny 💨 Wind 40° NE->SW, 9 km/h

Original Instagram post

Source hashtags

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