- Fungi Including Lichens
- ›Basidiomycete Fungi
- ›Higher Basidiomycetes
- ›Mushrooms, Bracket Fungi, Puffballs, and Allies
- ›Russulales
- ›Milkcaps, Brittlegills and Allies

Common Milkcaps
Lactarius
Lactarius is a genus of mushroom-producing, ectomycorrhizal fungi, containing several edible species. The species of the genus, commonly known as milk-caps, are characterized by the milky fluid ("latex") they exude when cut or damaged. Like the closely related genus Russula, their flesh has a distinctive brittle consistency. It is a large genus with roughly 450 known species, mainly distributed in the Northern hemisphere. Recently, the genus Lactifluus has been separated from Lactarius based on molecular phylogenetic...
60 branches of this genus, most-observed first

Lactarius
subgenusLactarius

Russularia
subgenusRussularia

Plinthogalus
subgenusPlinthogalus

Zonarii
sectionZonarii

Lactarius subvernalis
speciesLactarius subvernalis
Lactarius mutabilis
speciesLactarius mutabilis

Lactarius pallescens
speciesLactarius pallescens

Lactarius occidentalis
speciesLactarius occidentalis
Lactarius sordidus
speciesLactarius sordidus

Lactarius glutigriseus
speciesLactarius glutigriseus

Lactarius mucidus
speciesLactarius mucidus

Lactarius sp. 'argillaceifolius-IN02'
speciesLactarius sp. 'argillaceifolius-IN02'
Lactarius atrobadius
speciesLactarius atrobadius

Lactarius affinis
speciesLactarius affinis
Eye Spot Milky
speciesLactarius oculatus

Lactarius tawai
speciesLactarius tawai

Lactarius hibbardiae
speciesLactarius hibbardiae

Lactarius subpalustris
speciesLactarius subpalustris
Lactarius subvillosus
speciesLactarius subvillosus

Lactarius sp. 'OH01'
speciesLactarius sp. 'OH01'

Lactarius desjardinii
speciesLactarius desjardinii

Lactarius fragilis
speciesLactarius fragilis

Lactarius cistophilus
speciesLactarius cistophilus

Lactarius pallidiolivaceus
speciesLactarius pallidiolivaceus

Lactarius areolatus
speciesLactarius areolatus

Lactarius costaricensis
speciesLactarius costaricensis

Lactarius sp. 'psammicola-IN02'
speciesLactarius sp. 'psammicola-IN02'

Lactarius subzonarius
speciesLactarius subzonarius

Lactarius sp. 'IN16'
speciesLactarius sp. 'IN16'

Lactarius mediterraneensis
speciesLactarius mediterraneensis

Lactarius proximellus
speciesLactarius proximellus

Lactarius cordovaensis
speciesLactarius cordovaensis

Lactarius maculatus
speciesLactarius maculatus

Lactarius nitidus
speciesLactarius nitidus

Lactarius sp. 'glyciosmus-PNW04'
speciesLactarius sp. 'glyciosmus-PNW04'

Lactarius olivinus
speciesLactarius olivinus

Lactarius carbonicola
speciesLactarius carbonicola

Lactarius sanmiguelensis
speciesLactarius sanmiguelensis

Lactarius aspideoides
speciesLactarius aspideoides

Lactarius badiopallescens
speciesLactarius badiopallescens

Arcangeliella daucina
speciesArcangeliella daucina

Lactarius payettensis
speciesLactarius payettensis

Lactarius salicis-herbaceae
speciesLactarius salicis-herbaceae

Lactarius colorascens
speciesLactarius colorascens

Lactarius subcircellatus
speciesLactarius subcircellatus
Lactarius glutininitens
speciesLactarius glutininitens

Lactarius delicatus
speciesLactarius delicatus

Lactarius dispersus
speciesLactarius dispersus

Lactarius midlandensis
speciesLactarius midlandensis

Lactarius sp. 'QC01'
speciesLactarius sp. 'QC01'

Lactarius pseudodeceptivus
speciesLactarius pseudodeceptivus

Lactarius duplicatus
speciesLactarius duplicatus

Lactarius riparius
speciesLactarius riparius

Lactarius pseudodelicatus
speciesLactarius pseudodelicatus

Lactarius sp. 'PNW19'
speciesLactarius sp. 'PNW19'

Lactarius silviae
speciesLactarius silviae

Lactarius aurantiofulvus
speciesLactarius aurantiofulvus

Lactarius kabansus
speciesLactarius kabansus

Lactarius flavoaspideus
speciesLactarius flavoaspideus

Lactarius sp. 'lignyotus-FL01'
speciesLactarius sp. 'lignyotus-FL01'
Where it lives
Recorded sightings
—
geo-referenced records in GBIF, from museums, herbaria and field observers.
Drag the globe to turn it. Dots are where records exist, not a range map; darker means more records.
In the old herbals & bestiaries

Illustrations of Fungi which Grow in Bavaria and the Palatinate around Ratisbon, Vols 1–2
Jacob Christian Schaeffer; C.H. Persoon (ed.) · 1800 · p.125

Illustrations of Fungi which Grow in Bavaria and the Palatinate around Ratisbon, Vols 1–2
Jacob Christian Schaeffer; C.H. Persoon (ed.) · 1800 · p.126

Illustrations of Fungi which Grow in Bavaria and the Palatinate around Ratisbon, Vols 1–2
Jacob Christian Schaeffer; C.H. Persoon (ed.) · 1800 · p.172

Illustrations of Fungi which Grow in Bavaria and the Palatinate around Ratisbon, Vols 1–2
Jacob Christian Schaeffer; C.H. Persoon (ed.) · 1800 · p.195

Illustrations of Fungi which Grow in Bavaria and the Palatinate around Ratisbon, Vols 1–2
Jacob Christian Schaeffer; C.H. Persoon (ed.) · 1800 · p.205

Illustrations of Fungi which Grow in Bavaria and the Palatinate around Ratisbon, Vols 3–4
Jacob Christian Schaeffer; C.H. Persoon (ed.) · 1800 · p.144

Coloured Figures of English Fungi or Mushrooms
James Sowerby · 1797 · p.268

Illustrations of British Mycology, First Series
Anna Maria Hussey (1805-1853) · n.d. · p.294
In the stacks
Searching the stacks…
Every page naming Lactarius in the Biodiversity Heritage Library →
This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 54597.