Lactarius citriolens Pouzar

1 Observations
11 months ago Last Observed

Lactarius citriolens is a species of mushroom recognised for its distinct characteristics and presence in certain geographical regions. It is considered one of the less common, yet easily recognisable, species within the Lactarius genus

Spore Print
Season
J F M A M J J A S O N D
Native

Distribution

Widespread but uncommon

Habitat

In broadleaved woodland on calcareous soils

Associates

Betula

Conservation

LC
LC - Least Concern

IUCN Red Data List - Lactarius citriolens
Assessment date: 2025

Cap

Faintly zonate, sometimes with watery spots

Colour
Shape Depressed, Infundibuliform
Surface Glutinous, Viscid
Width 5 - 15 cm
Margin Hairy

Gills

White milk quickly turning sulphur-yellow

Colour
Attachment Adnate, Decurrent
Spacing crowded

Flesh

Very firm, becoming lemon-yellow when cut

Colour
Odour Fruity-acidic, similar to lemons when old
Taste Bitter then hot and acrid

Stem

Hairy at base

Colour
Height 4.5 - 6 cm
Width 20 - 25 mm
Texture Smooth, Tomentose
Shape Cylindric

Spores

With warts and ridges up to 0.8μm high, ridges forming a few meshes

Colour
Shape Ellipsoid
Ornamentation Warty
Size 6.5-8.5 x 5-6 μm
Confirmed
Unconfirmed

Classification

  • ↳ Phylum: Basidiomycota
  • ↳ Subphylum: Agaricomycotina
  • ↳ Class: Agaricomycetes
  • ↳ Order: Russulales
  • ↳ Family: Russulaceae
  • ↳ Genus: Lactarius

Source: UKSI via NBN Atlas

Synonyms

  • Lactarius cilicioides sensu auct. mult.

Source: UKSI via NBN Atlas

Reference Sources

G. Kibby (2025) British Milkcaps Lactarius & Lactifluus. Geoffrey Kibby.

T. Læssøe, J. H. Peterson (2019) Fungi of Temperate Europe Vol. 1. Princeton University Press.