Lactarius semisanguifluus R. Heim & Leclair

2 Observations
8 hours ago Last Observed

Lactarius semisanguifluus is a species of fungus in the family Russulaceae.

Source: Wikipedia

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

Distribution

Common in southern England

Habitat

Associated with Pinus in open woodlan on calcareous soil

Associates

Pinus

Conservation

LC
LC - Least Concern

IUCN Red Data List - Lactarius semisanguifluus
Assessment date: 2025

Cap

With concentric zones

Colour
Shape Convex, Flattened, Depressed, Infundibuliform
Surface Smooth, Viscid
Width 3 - 8 cm

Gills

Bruising deep vinaceous red then slowly deep blue-green. Orange milk then soon vinaceous red in 5-8 minutes

Colour
Attachment Adnate, Decurrent
Spacing close

Flesh

Firm, brittle. Bruising vinaceous red then dark green when cut

Colour
Odour Sweet, of carrots
Taste Rather bitter

Stem

Colour
Height 3 - 5 cm
Width 9 - 20 mm
Texture Smooth
Shape Cylindric
Bruising

Spores

Warts up to 0.5μm high, zebroid ridges forming an incomplete reticulum

Colour
Type amyloid
Shape Broadly ellipsoid
Ornamentation Reticulate, Warty
Size 7.5-9 x 6-7 μm
Confirmed
Unconfirmed

Classification

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

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.