List of Lactarius species
Encyclopedia
The genus Lactarius
Lactarius
Lactarius is a genus of mushroom-producing fungi. The genus, collectively known commonly as milk-caps, are characterized by the fact that they exude a milky fluid if cut or damaged...

has about 450 members worldwide. Probably the best known and most widely eaten is Lactarius deliciosus
Lactarius deliciosus
Lactarius deliciosus, commonly known as the Saffron milk cap, Red pine mushroom, is one of the best known members of the large milk-cap genus Lactarius in the order Russulales...

.

Key

Name The binomial name of the Lactarius species. "#" indicates a species with a suggested English common name
Common name
A common name of a taxon or organism is a name in general use within a community; it is often contrasted with the scientific name for the same organism...

, listed further below.
Author The author citation
Author citation (botany)
In botanical nomenclature, author citation refers to citing the person who validly published a botanical name, i.e. who first published the name while fulfilling the formal requirements as specified by the International Code of Botanical Nomenclature...

—the person who first described
Species description
A species description or type description is a formal description of a newly discovered species, usually in the form of a scientific paper. Its purpose is to give a clear description of a new species of organism and explain how it differs from species which have been described previously, or are...

 the species using an available scientific name, eventually combined with the one who placed it in Lactarius, and using standardized abbreviations.
Year The year in which the species was named, or transferred to the genus Lactarius.
Classification First is always the subgenus
Subgenus
In biology, a subgenus is a taxonomic rank directly below genus.In zoology, a subgeneric name can be used independently or included in a species name, in parentheses, placed between the generic name and the specific epithet: e.g. the Tiger Cowry of the Indo-Pacific, Cypraea tigris Linnaeus, which...

, then section, then (if the section is further subdivided), the subsection.
Distribution The distribution of the species.

Species

Species name Author Year Classification Distribution Image
Lactarius abbotanus K.Das & J.R.Sharma 2003 India
Lactarius acerrimus Britzelm. 1893 Europe
Lactarius acicularis
Lactarius acicularis
Lactarius acicularis is a member of the large milk-cap genus Lactarius in the order Russulales. Described as new to science in 2010, the species is found in Chiang Mai Province of northern Thailand, where it grows in rainforests that are dominated by Castanopsis armata, Dipterocarpus sp. and...

Van de Putte & Verbeken 2010 Thailand
Lactarius acris (Bolton
James Bolton
James Bolton was an English naturalist, botanist, mycologist, and illustrator.-Background:James Bolton was born near Warley in the West Riding of Yorkshire in 1735, the son of William Bolton, a weaver. James initially followed in his father's trade, but later became a self-taught art teacher and...

) Gray
Samuel Frederick Gray
Samuel Frederick Gray was a British botanist, mycologist, and pharmacologist. He was the father of the zoologists John Edward Gray and George Robert Gray.-Background:...

1821 Europe
Lactarius acrissimus Verbeken & Van Rooij 2003 Benin
Benin
Benin , officially the Republic of Benin, is a country in West Africa. It borders Togo to the west, Nigeria to the east and Burkina Faso and Niger to the north. Its small southern coastline on the Bight of Benin is where a majority of the population is located...

Lactarius acutus R.Heim 1955 Guinea, French Guinea
Lactarius adhaerens R.Heim 1938
Lactarius adscitus Britzelmayr 1885
Lactarius adustus Rick 1938 Brazil
Lactarius affinis
Lactarius affinis
Lactarius affinis, commonly known as the kindred milk cap, is a species of fungus in the Russulaceae family. It is found northeastern North America, where it fruits in the summer and fall, and is common in the Great Lakes region. Its fruit bodies have medium to large, slimy dull yellow or brownish...

#
Peck
Charles Horton Peck
Charles Horton Peck, born March 30, 1833 in Sand Lake, New York, died 1917 in Albany, New York, was an American mycologist of the 19th and early 20th centuries...

1873 North America
Lactarius agglutinatus Burl. 1908 North America
Lactarius alachuanus Murrill 1938 North America
Lactarius albocarneus Britzelm. 1895 Europe
Lactarius albolutescens Thiers
Harry D. Thiers
Harry Delbert Thiers, born January 22, 1919 in Fort McKavett, Texas, died August 8, 2000 in Ohio, was an American mycologist who studied and named a great many fungi of native to North America, particularly California. Thiers taught mycology at San Francisco State University for many years, and a...

1957 North America
Lactarius allardii Coker
William Chambers Coker
William Chambers Coker was an American botanist-Biography:He was born at Hartsville, South Carolina on October 24, 1872. He graduated from South Carolina College in 1894 and took postgraduate courses at Johns Hopkins University and in Germany...

1918 North America
Lactarius allochrous Singer
Rolf Singer
Rolf Singer was a German-born mycologist and one of the most important taxonomists of gilled mushrooms in the 20th century....

1948 North America
Lactarius alnicola
Lactarius alnicola
Lactarius alnicola, commonly known as the golden milkcap, is a species of fungus in the Russulaceae family. The fruit bodies produced by the fungus are characterized by a sticky, vanilla-colored cap up to wide with a mixture of yellow tones arranged in faint concentric bands. The stem is up to ...

#
A.H.Sm. 1960 North America
Lactarius alpinus Peck
Charles Horton Peck
Charles Horton Peck, born March 30, 1833 in Sand Lake, New York, died 1917 in Albany, New York, was an American mycologist of the 19th and early 20th centuries...

1875 North America
Lactarius angiocarpus Verbeken & U.Eberhardt 2004 Zambia
Lactarius angustifolius Hesler & A.H.Sm. 1979 North America
Lactarius annulatoangustifolius (Beeli) Buyck 1989 Africa
Lactarius aquizonatus Kytöv. 1984 Europe
Lactarius arcuatus Murrill 1941 North America
Lactarius areolatus Hesler & A.H.Sm. 1979 North America
Lactarius argillaceifolius
Lactarius argillaceifolius
Lactarius argillaceifolius is a species of fungus in the Russulaceae family. The mushrooms produced by the fungus have convex to flattened drab lilac-colored caps that are up to wide. The cream-colored gills are closely spaced together and extend slightly down the length of the stem, which is up...

#
Hesler & A.H.Sm. 1979
Lactarius aroostookensis Hesler & A.H.Sm. 1979 North America
Lactarius aspideoides
Lactarius aspideoides
Lactarius aspideoides, commonly known as the bright yellow milkcap, is a species of fungus in the Russulaceae family. Distinctive characteristics of the fruit body include the sticky, pale yellow cap, and the abundant latex that stains the mushroom tissue lilac...

#
Kühner 1975
Lactarius aspideus (Fr.) Fr. 1838 Europe
Lactarius atrobadius Hesler & A.H.Sm. 1979 North America
Lactarius atroolivaceus Hesler & A.H.Sm. 1979 North America
Lactarius atrovelutinus J.Z.Ying 1991 Gerardii China, Malaysia
Lactarius atroviridis Peck
Charles Horton Peck
Charles Horton Peck, born March 30, 1833 in Sand Lake, New York, died 1917 in Albany, New York, was an American mycologist of the 19th and early 20th centuries...

1889 North America
Lactarius aurantiacus# (Pers.) Gray
Samuel Frederick Gray
Samuel Frederick Gray was a British botanist, mycologist, and pharmacologist. He was the father of the zoologists John Edward Gray and George Robert Gray.-Background:...

1821 Europe
Lactarius aurantiifolius Verbeken 1996 Africa
Lactarius auriolla Kytöv. 1984 Europe
Lactarius ausablensis Hesler & A.H.Sm. 1979 North America
Lactarius austrovolemus
Lactarius austrovolemus
Lactarius austrovolemus is a member of the large milk-cap genus Lactarius in the order Russulales. It was first described scientifically by Japanese mycologist Tsuguo Hongo in 1973....

Hongo
Tsuguo Hongo
was a Japanese mycologist who specialized in the biogeography and taxonomy of Agaricales.Hongo entered the Department of Biology at what is now Hiroshima University in 1943, where he studied botany until graduating in 1946 with a B.Sc....

1973
Lactarius azonites (Bull.) Fr. 1838 Europe
Lactarius badiopallescens Hesler & A.H.Sm. 1979 North America
Lactarius barrowsii Hesler & A.H.Sm. 1979 North America
Lactarius bertillonii (Neuhoff ex Z.Schaef.) Bon
Marcel Bon
Marcel Bon is one of France’s best known field mycologists. He was born in Picardy, in 1925 and came to mycology through general botany, and pharmacology...

1980 Europe
Lactarius bicolor Massee 1914 Gerardii Asia, North America
Lactarius blennius
Lactarius blennius
Lactarius blennius is a medium-sized mushroom of the genus Lactarius found commonly in beech forests in Europe, where it is mycorrhizal, favouring the European Beech . It was first described by Elias Magnus Fries...

#
(Fr.) Fr. 1838 Europe
Lactarius brunneoviolaceus M.P.Christ 1941 Europe
Lactarius bryophilus Peck
Charles Horton Peck
Charles Horton Peck, born March 30, 1833 in Sand Lake, New York, died 1917 in Albany, New York, was an American mycologist of the 19th and early 20th centuries...

1910 North America
Lactarius caeruleitinctus Murrill 1939 North America
Lactarius caespitosus Hesler & A.H.Sm. 1979 North America
Lactarius californiensis Hesler & A.H.Sm. 1979 North America
Lactarius camphoratus# (Bull.) Fr. 1838 Europe
Lactarius carbonicola A.H.Sm. 1960 North America
Lactarius carminascens Hesler & A.H.Sm. 1979 North America
Lactarius carolinensis Hesler 1960 North America
Lactarius cascadensis Hesler & A.H.Sm. 1979 North America
Lactarius chelidonium
Lactarius chelidonium
Lactarius chelidonium is a member of the large milk-cap genus Lactarius in the order Russulales. It was first described by American mycologist Charles Horton Peck in 1870....

Peck
Charles Horton Peck
Charles Horton Peck, born March 30, 1833 in Sand Lake, New York, died 1917 in Albany, New York, was an American mycologist of the 19th and early 20th centuries...

1872 North America
Lactarius chromospermus
Lactarius chromospermus
Lactarius chromospermus is a member of the large milk-cap genus Lactarius in the order Russulales. It was first described scientifically by David N. Pegler in 1982....

Pegler 1982 Africa
Lactarius chrysorrheus
Lactarius chrysorrheus
Lactarius chrysorrheus is a member of the Lactarius genus, whose many members are commonly known as Milkcaps. It has recently been given the English name of the Yellowdrop Milkcap...

#
Fr. 1838 Europe, North America
Lactarius cinereobrunneus Stubbe & Verbeken 2008 Plinthogali Malaysia
Lactarius cinereus Peck
Charles Horton Peck
Charles Horton Peck, born March 30, 1833 in Sand Lake, New York, died 1917 in Albany, New York, was an American mycologist of the 19th and early 20th centuries...

1872 North America
Lactarius circellatus Fr. 1838 Europe
Lactarius citriolens Pouzar 1968 Europe
Lactarius clarkeae Cleland
John Burton Cleland
Sir John Burton Cleland CBE was a renowned Australian naturalist, microbiologist, mycologist and ornithologist.-Early Life and education:...

1927 Australia
Lactarius clelandii Grgur. 1997 Australia
Lactarius cocosiolens Methven 1985 North America
Lactarius cocosmus Van de Putte & De Kesel 2009 Togo
Lactarius cognoscibilis Beardslee & Burl. 1940 North America
Lactarius coleopteris Coker
William Chambers Coker
William Chambers Coker was an American botanist-Biography:He was born at Hartsville, South Carolina on October 24, 1872. He graduated from South Carolina College in 1894 and took postgraduate courses at Johns Hopkins University and in Germany...

1918 North America
Lactarius colorascens Peck
Charles Horton Peck
Charles Horton Peck, born March 30, 1833 in Sand Lake, New York, died 1917 in Albany, New York, was an American mycologist of the 19th and early 20th centuries...

1905 North America
Lactarius conchatus Stubbe & H.T.Le 2011 Gerardii Thailand
Lactarius coniculus Stubbe & Verbeken 2011 Gerardii Sri Lanka
Lactarius controversus
Lactarius controversus
Lactarius controversus is a large funnel-capped fungus within the genus Lactarius, which are collectively known as 'milk caps'. They all exude milky drops from the flesh and gills when damaged...

Pers. 1800 Europe
Lactarius cordovaensis Hesler & A.H.Sm. 1979 North America
Lactarius corrugis
Lactarius corrugis
Lactarius corrugis, commonly known as the corrugated-cap milky, is a species of fungus in the Russulaceae family. It was first described by American mycologist Charles Horton Peck in 1879....

#
Peck
Charles Horton Peck
Charles Horton Peck, born March 30, 1833 in Sand Lake, New York, died 1917 in Albany, New York, was an American mycologist of the 19th and early 20th centuries...

1879
Lactarius cretaceus Stubbe & Verbeken 2008 Plinthogali Malaysia
Lactarius crocatus
Lactarius crocatus
Lactarius crocatus is a member of the large milk-cap genus Lactarius in the order Russulales. Found in Chiang Mai Province , it was described as new to science in 2010....

Van de Putte & Verbeken 2010 Thailand
Lactarius croceus Burl. 1908 North America
Lactarius cyathuliformis Bon
Marcel Bon
Marcel Bon is one of France’s best known field mycologists. He was born in Picardy, in 1925 and came to mycology through general botany, and pharmacology...

1978 Europe
Lactarius deceptivus
Lactarius deceptivus
Lactarius deceptivus, commonly known as the deceiving milkcap, is a common species of fungus in the Russulaceae family. It is found throughout eastern North America on the ground in coniferous forests near hemlock or deciduous forests near oak, and in oak-dominated forests of Costa Rica...

#
Peck
Charles Horton Peck
Charles Horton Peck, born March 30, 1833 in Sand Lake, New York, died 1917 in Albany, New York, was an American mycologist of the 19th and early 20th centuries...

1885
Lactarius decipiens Quél. 1886 Europe
Lactarius delicatus Burl. 1908 North America
Lactarius deliciosus
Lactarius deliciosus
Lactarius deliciosus, commonly known as the Saffron milk cap, Red pine mushroom, is one of the best known members of the large milk-cap genus Lactarius in the order Russulales...

#
(L.) Gray
Samuel Frederick Gray
Samuel Frederick Gray was a British botanist, mycologist, and pharmacologist. He was the father of the zoologists John Edward Gray and George Robert Gray.-Background:...

1821 Northern hemisphere, Australia
Lactarius depressus Hesler & A.H.Sm. 1979 North America
Lactarius desideratus Verbeken & Stubbe 2008 Cameroon
Lactarius deterrimus
Lactarius deterrimus
Lactarius deterrimus is a mushroom closely related to Lactarius deliciosus. The common name for this fungus is False saffron milk-cap, it's also known as Bitterer Milchling.-Taxonomy:...

#
Gröger 1968 Europe
Lactarius dewevrei Douanla-Meli 2009 Cameroon
Lactarius dispersus Hesler & A.H.Sm. 1979 North America
Lactarius distantifolius
Lactarius distantifolius
Lactarius distantifolius is a member of the large milk-cap genus Lactarius in the order Russulales. Found in Chiang Mai Province , it was described as new to science in 2010...

Van de Putte, Stubbe & Verbeken 2010 Thailand
Lactarius dolichocaulis (Pegler) Verbeken & U.Eberhardt 2004 Zambia
Lactarius dryadophilus Kühner 1975 Europe
Lactarius dunfordii Hesler & A.H.Sm. 1979 North America
Lactarius duplicatus A.H.Sm. 1960 Europe, North America
Lactarius eburneus Thiers
Harry D. Thiers
Harry Delbert Thiers, born January 22, 1919 in Fort McKavett, Texas, died August 8, 2000 in Ohio, was an American mycologist who studied and named a great many fungi of native to North America, particularly California. Thiers taught mycology at San Francisco State University for many years, and a...

1957 North America
Lactarius echinatus Thiers
Harry D. Thiers
Harry Delbert Thiers, born January 22, 1919 in Fort McKavett, Texas, died August 8, 2000 in Ohio, was an American mycologist who studied and named a great many fungi of native to North America, particularly California. Thiers taught mycology at San Francisco State University for many years, and a...

1957 North America
Lactarius eucalypti O.K.Mill. & R.N. Hilton 1987 Australia
Lactarius evosmus Kühner & Romagn. 1954 Europe
Lactarius fallax
Lactarius fallax
Lactarius fallax, commonly known as the velvety milk cap, is a species of fungus in the Russulaceae family. Found in both spruce and mixed conifer forests, it is a fairly common species in the Pacific Northwest region of North America, with a northerly range extending to Alaska...

#
A.H.Sm. & Hesler 1962
Lactarius fennoscandicus Verbeken & Vesterh. 1998 Europe
Lactarius ferrugineifolius Stubbe & Verbeken 2008 Plinthogali Malaysia
Lactarius flavidus Boud. 1887 Europe
Lactarius flavoaspideus Kytöv. 2009 Finland
Lactarius flavopalustris Kytöv. 2009 Finland
Lactarius flavorosescens Stubbe & Verbeken 2008 Plinthogali Borneo, Malaysia
Lactarius flexuosus
Lactarius flexuosus
Lactarius flexuosus is a species of fungus in the Russulaceae family of mushrooms. The cap of L. flexuosus can reach in diameter. The mushroom is edible when pickled and boiled....

(Pers.) Gray
Samuel Frederick Gray
Samuel Frederick Gray was a British botanist, mycologist, and pharmacologist. He was the father of the zoologists John Edward Gray and George Robert Gray.-Background:...

1821 Europe
Lactarius floridanus Beardslee & Burl. 1940 North America
Lactarius fluens Boud. 1899 Europe
Lactarius fragilis (Burl.) Hesler & A.H.Sm. 1979
Lactarius frustratus Hesler & A.H.Sm. 1979 North America
Lactarius fuliginellus
Lactarius fuliginellus
Lactarius fuliginellus is a species of fungus in the Russulaceae family. Described as a new species in 1962 by American mycologists Alexander H. Smith and Lexemuel Ray Hesler, the mushroom is found in North America....

A.H.Sm. & Hesler 1962 North America
Lactarius fuliginosus
Lactarius fuliginosus
Lactarius fuliginosus, commonly known as the sooty milkcap, is a species of fungus in the Russulaceae family....

#
(Krapf) Fr. 1838 Europe
Lactarius fulvissimus
Lactarius fulvissimus
Lactarius fulvissimus is a species of fungus in the Russulaceae family. It was first described scientifically by Henri Romagnesi in 1954....

#
Romagn. 1954 Europe
Lactarius fulvus Stubbe & Verbeken 2008 Plinthogali Malaysia
Lactarius fumeacolor Burl. 1945 North America
Lactarius fumosus
Lactarius fumosus
Lactarius fumosus, commonly known as the smoky milkcap, is a species of fungus in the Russulaceae family.-Taxonomy:The species was first described by American mycologist Charles Horton Peck in 1872. "Lactarius fumosus" var...

#
Peck
Charles Horton Peck
Charles Horton Peck, born March 30, 1833 in Sand Lake, New York, died 1917 in Albany, New York, was an American mycologist of the 19th and early 20th centuries...

1872 North America
Lactarius furcatus Coker
William Chambers Coker
William Chambers Coker was an American botanist-Biography:He was born at Hartsville, South Carolina on October 24, 1872. He graduated from South Carolina College in 1894 and took postgraduate courses at Johns Hopkins University and in Germany...

1918 North America
Lactarius fuscomarginatus Montoya, Bandala & Haug 2011 Gerardii Mexico
Lactarius fuscoolivaceus Hesler & A.H.Sm. 1979 North America
Lactarius genevievae Stubbe & Verbeken 2011 Gerardii Australia
Lactarius gerardii Peck
Charles Horton Peck
Charles Horton Peck, born March 30, 1833 in Sand Lake, New York, died 1917 in Albany, New York, was an American mycologist of the 19th and early 20th centuries...

1873 Gerardii North America
Lactarius glaucescens Crossl. 1900 Europe, North America
Lactarius glutigriseus V.L. Wells & Kempton 1974 North America
Lactarius glutinosus Sumst. 1941 North America
Lactarius glyciosmus
Lactarius glyciosmus
Lactarius glyciosmus is a semi-edible mushroom in the genus Lactarius. Mycorrhizal, it can be found growing in soil at the base of birch trees in Europe. It is typically coloured a greyish lilac, with the sometimes hollow stem a little lighter coloured than the cap...

#
(Fr.) Fr. 1838 Europe, North America
Lactarius gossypinus Hesler & A.H.Sm. 1979 North America
Lactarius griseus Peck
Charles Horton Peck
Charles Horton Peck, born March 30, 1833 in Sand Lake, New York, died 1917 in Albany, New York, was an American mycologist of the 19th and early 20th centuries...

1873 North America
Lactarius hatsudake Nobuj. Tanaka 1890 Asia
Lactarius heimii Verbeken 1996 Burundi
Lactarius helvus
Lactarius helvus
Lactarius helvus, commonly known as fenugreek milkcap, is a member of the large milkcap genus Lactarius in the order Russulales. Fruiting bodies can be found in Sphagnum moss in coniferous and deciduous woodland in Europe. Mushrooms are pale brown-grey or beige in colour and funnel-shaped, with...

#
(Fr.) Fr. 1838 Europe, North America
Lactarius hepaticus# Plowr. 1905 Europe, North America
Lactarius hibbardae Peck
Charles Horton Peck
Charles Horton Peck, born March 30, 1833 in Sand Lake, New York, died 1917 in Albany, New York, was an American mycologist of the 19th and early 20th centuries...

1908 North America
Lactarius highlandensis Hesler & A.H.Sm. 1979 North America
Lactarius hora Nuytinck & Verbeken 2011 Gerardii Indonesia
Lactarius horakii Nuytinck & Verbeken 2006 Gerardii Indonesia
Lactarius hygrophoroides
Lactarius hygrophoroides
Lactarius hygrophoroides is a member of the large milk-cap genus Lactarius in the order Russulales. It was first described scientifically by Miles Joseph Berkeley and Moses Ashley Curtis in 1859....

Berk. & M.A.Curtis 1859 North America
Lactarius hysginoides Korhonen & T. Ulvinen 1985 Europe
Lactarius hysginus (Fr.) Fr. 1838 Europe, North America
Lactarius illyricus Piltaver 1992 Slovenia
Lactarius imbricatus M.X.Zhou & H.A.Wen 2008 Tibet
Lactarius imperceptus Beardslee & Burl. 1940 North America
Lactarius incarnatozonatus Hesler & A.H.Sm. 1979 North America
Lactarius indigo
Lactarius indigo
Lactarius indigo, commonly known as the indigo milk cap, the indigo Lactarius, or the blue milk mushroom, is a species of fungus in the Russulaceae family of mushrooms. A widely distributed species, it grows naturally in eastern North America, East Asia, and Central America; it has also been...

#
(Schwein.) Fr. 1838 North America, Asia, Central America
Lactarius kabansus
Lactarius kabansus
Lactarius kabansus is a member of the large milk-cap genus Lactarius in the order Russulales. Described as new to science in 1980, the species is found in Zambia....

Pegler & Piearce 1980 Zambia
Lactarius kauffmanii Hesler & A.H.Sm. 1979 North America
Lactarius lacunarum (Romagn.) ex Hora 1960 Europe
Lactarius lamprocystidiatus
Lactarius lamprocystidiatus
Lactarius lamprocystidiatus is a member of the large milk-cap genus Lactarius in the order Russulales. Found in Papua New Guinea, it was first described scientifically by Verbeken and Horak in 2000....

Verbeken & E.Horak 2000 Papua New Guinea
Papua New Guinea
Papua New Guinea , officially the Independent State of Papua New Guinea, is a country in Oceania, occupying the eastern half of the island of New Guinea and numerous offshore islands...

Lactarius lanceolatus O.K.Mill. & Laursen 1973 Europe, North America
Lactarius lanuginosus Burl. 1908 North America
Lactarius leae Stubbe & Verbeken 2011 Gerardii Thailand
Lactarius lentus Coker
William Chambers Coker
William Chambers Coker was an American botanist-Biography:He was born at Hartsville, South Carolina on October 24, 1872. He graduated from South Carolina College in 1894 and took postgraduate courses at Johns Hopkins University and in Germany...

1918 North America
Lactarius lepidotus Hesler & A.H.Sm. 1979 Europe, North America
Lactarius leonardii Stubbe & Verbeken 2011 Gerardii Australia, New Zealand
Lactarius leonis Kytöv. 1984 Europe
Lactarius lignyotellus A.H.Sm. & Hesler 1962 North America
Lactarius lignyotus
Lactarius lignyotus
Lactarius lignyotus is a member of the large milk-cap genus Lactarius in the order Russulales. It was first described scientifically by Elias Magnus Fries in 1855....

Fr. 1855 Europe, North America
Lactarius lilacinus
Lactarius lilacinus
Lactarius lilacinus is a species of the large milk-cap genus Lactarius in the order Russulales....

(Lasch) Fr. 1838 Europe
Lactarius limacinus Beardslee & Burl. 1940 North America
Lactarius limbatus Stubbe & Verbeken 2011 Gerardii Malaysia
Lactarius longipilus
Lactarius longipilus
Lactarius longipilus is a member of the large milk-cap genus Lactarius in the order Russulales. Found in Chiang Mai Province , it was described as new to science in 2010. The mushrooms were found at an elevation of growing in a forest dominated by Castanopsis spp., Lithocarpus sp., and Pinus kesiya....

Van de Putte, Le & Verbeken 2010 Thailand
Lactarius louisii Homola 1976 North America
Lactarius luculentus Burl. 1936 North America
Lactarius luridus (Pers.) Gray
Samuel Frederick Gray
Samuel Frederick Gray was a British botanist, mycologist, and pharmacologist. He was the father of the zoologists John Edward Gray and George Robert Gray.-Background:...

1821 Europe
Lactarius luteocanus Hesler & A.H.Sm. 1979 North America
Lactarius luteolus Peck
Charles Horton Peck
Charles Horton Peck, born March 30, 1833 in Sand Lake, New York, died 1917 in Albany, New York, was an American mycologist of the 19th and early 20th centuries...

1896 North America
Lactarius mackinawensis Hesler & A.H.Sm. 1979 North America
Lactarius maculatipes
Lactarius maculatipes
Lactarius maculatipes is a member of the large milk-cap genus Lactarius in the order Russulales. The species was described as new to science by mycologist Gertrude S. Burlingham in 1942....

Burl. 1942 North America
Lactarius maculatus Peck
Charles Horton Peck
Charles Horton Peck, born March 30, 1833 in Sand Lake, New York, died 1917 in Albany, New York, was an American mycologist of the 19th and early 20th centuries...

1888 North America
Lactarius maculosus Murrill 1916 North America
Lactarius madagascariensis Verbeken & Buyck 2007 Madagascar
Lactarius mammosus Fr. 1838 Europe
Lactarius mairei Malençon 1939 Europe
Lactarius manzanitae Methven 1985 North America
Lactarius mea Grgur. 1997 Australia
Lactarius midlandensis Hesler & A.H.Sm. 1979 North America
Lactarius minusculus Burl. 1907 North America
Lactarius mitissimus (Fr.) Fr. 1838 Europe, North America
Lactarius mordax Thiers
Harry D. Thiers
Harry Delbert Thiers, born January 22, 1919 in Fort McKavett, Texas, died August 8, 2000 in Ohio, was an American mycologist who studied and named a great many fungi of native to North America, particularly California. Thiers taught mycology at San Francisco State University for many years, and a...

1957 North America
Lactarius moschatus Hesler & A.H.Sm. 1979 North America
Lactarius mucidus Burl. 1908 North America
Lactarius muscicola Hesler & A.H.Sm. 1979 North America
Lactarius musteus# Fr. 1838 Europe
Lactarius mutabilis Peck
Charles Horton Peck
Charles Horton Peck, born March 30, 1833 in Sand Lake, New York, died 1917 in Albany, New York, was an American mycologist of the 19th and early 20th centuries...

1890 North America
Lactarius nanus J.Favre 1955 Europe
Lactarius neotabidus A.H.Sm. 1983 North America
Lactarius neuhoffii Hesler & A.H.Sm. 1979 North America
Lactarius nimkeae Hesler & A.H.Sm. 1979 North America
Lactarius nodosicystidiosus Verbeken & Buyck 2007 Madagascar
Lactarius obscuratus# Romagn. 1974 Europe, North America
Lactarius occidentalis A.H.Sm. 1960 North America
Lactarius ochrogalactus Hayisha 2006 Gerardii China, Japan, Borneo
Lactarius oculatus (Peck
Charles Horton Peck
Charles Horton Peck, born March 30, 1833 in Sand Lake, New York, died 1917 in Albany, New York, was an American mycologist of the 19th and early 20th centuries...

) Burl.
1907 North America
Lactarius olivaceobrunneus Hesler 1979 North America
Lactarius olivaceoumbrinus Hesler & A.H.Sm. 1979 North America
Lactarius olivinus Kytöv. 1984 Europe
Lactarius olympianus Hesler & A.H.Sm. 1979 North America
Lactarius omphaliiformis Romagn. 1974 Europe, South America
Lactarius pallescens Hesler & A.H.Sm. 1979 North America
Lactarius pallidiolivaceus Hesler & A.H.Sm. 1979 North America
Lactarius pallidior Stubbe & Verbeken 2008 Plinthogali Malaysia
Lactarius pallidus
Lactarius pallidus
Lactarius pallidus is an edible mushroom of the genus Lactarius. It is pale in colour, and found on the floor in beech or birch woodland. Its smooth cap features a particularly thick layer of flesh, and often has an incurved margin. Though generally considered edible, it is not recommended to be...

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Pers. 1797 Europe
Lactarius paludinellus Peck
Charles Horton Peck
Charles Horton Peck, born March 30, 1833 in Sand Lake, New York, died 1917 in Albany, New York, was an American mycologist of the 19th and early 20th centuries...

1885 North America
Lactarius papillatus Stubbe & Verbeken 2008 Plinthogali Malaysia
Lactarius paradoxus
Lactarius paradoxus
Lactarius paradoxus is a member of the large milk-cap genus Lactarius in the order Russulales. It was first described in 1940....

Beardslee & Burl. 1940 North America
Lactarius purpureobadius Malençon ex Basso 2009 Morocco
Lactarius parvulus Murrill 1940 North America
Lactarius payettensis A.H.Sm. 1960 North America
Lactarius peckii Burl. 1908 North America
Lactarius pervelutinus Hesler & A.H.Sm. 1979 North America
Lactarius petersenii Hesler & A.H.Sm. 1979 Gerardii North America
Lactarius phlebophyllus R.Heim 1938 Africa
Lactarius picinus Fr. 1838 Europe
Lactarius pilatii Z.Schaef. 1968 Europe
Lactarius pinckneyensis Hesler & A.H.Sm. 1979 North America
Lactarius pinguis
Lactarius pinguis
Lactarius pinguis is a member of the large milk-cap genus Lactarius in the order Russulales. Found in northern Thailand, it was described as new to science in 2010....

Van de Putte & Verbeken 2010 Thailand
Lactarius piperatus
Lactarius piperatus
Lactarius piperatus, commonly known as the peppery milk-cap is a semi-edible basidiomycete fungus of the genus Lactarius. Despite being edible, it is not recommended due to its poor taste, though can be used as seasoning when dried. The fruiting body is a creamy-white mushroom which is...

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(L.) Pers. 1797 Europe, North America
Lactarius porninsis Rolland 1889 Europe
Lactarius praezonatus Murrill 1943 North America
Lactarius proximellus Beardslee & Burl. 1940 North America
Lactarius psammicola A.H.Sm. 1941 North America
Lactarius pseudoaffinis Hesler & A.H.Sm. 1979 North America
Lactarius pseudoaspideus Hesler & A.H.Sm. 1979 North America
Lactarius pseudodeceptivus Hesler & A.H.Sm. 1979 North America
Lactarius pseudodelicatus A.H.Sm. 1960 North America
Lactarius pseudodeliciosus Beardslee & Burl. 1940 North America
Lactarius pseudoflexuosus Hesler & A.H.Sm. 1979 North America
Lactarius pseudogerardii Hesler & A.H.Sm. 1979 North America
Lactarius pseudomaculatus Hesler & A.H.Sm. 1979 North America
Lactarius pseudomucidus Hesler & A.H.Sm. 1979 North America
Lactarius pseudouvidus Kühner 1975 Europe
Lactarius pterosporus Romagn. 1949 Europe
Lactarius pyrogalus
Lactarius pyrogalus
Lactarius pyrogalus, commonly known as the fire-milk Lactarius, is a species of inedible mushroom in genus Lactarius. It is greyish in colour and differentiated from other grey Lactarius by its widely-spaced, yellow gills...

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(Bull.) Fr. 1838 Europe, North America
Lactarius pubescens
Lactarius pubescens
Lactarius pubescens, commonly known as the downy milk cap, is a species of fungus in the Russulaceae family. It is a medium to large agaric with a creamy-buff, hairy cap, whitish gills and short stout stem...

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Fr. 1838 Europe, North America
Lactarius pungens Hesler & A.H.Sm. 1979 North America
Lactarius purpureoechinatus Hesler & A.H.Sm. 1979 North America
Lactarius quercuum
Lactarius quercuum
Lactarius quercuum is a member of the large milk-cap genus Lactarius in the order Russulales. Described as new to science in 1963 by American mycologist Rolf Singer, the species is found in Bolivia....

Singer
Rolf Singer
Rolf Singer was a German-born mycologist and one of the most important taxonomists of gilled mushrooms in the 20th century....

1963 Bolivia
Lactarius quieticolor
Lactarius quieticolor
Lactarius quieticolor is a member of the large milk-cap genus Lactarius in the order Russulales. It was first described scientifically by French mycologist Henri Romagnesi in 1958....

Romagn. 1958 Europe
Lactarius quietus
Lactarius quietus
Lactarius quietus is a mushroom of the genus Lactarius. It is easily identified by its oily scent and the concentric bands on its cap. It is brown in colour, and is probably named after its matt, "quiet" surface and colouration...

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(Fr.) Fr. 1838 Europe, North America
Lactarius repraesentaneus
Lactarius repraesentaneus
Lactarius repraesentaneus, commonly known as the northern bearded milkcap, the northern milkcap, or the purple-staining milkcap, is a species of fungus in the Russulaceae family. It has a northerly distribution, and is found in temperate regions of North America and Europe, associated with spruce...

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Britzelm. 1885 Europe, North America
Lactarius resimus
Lactarius resimus
Lactarius resimus is a species of mushrooms in the genus Lactarius, which is considered a delicacy in Russia and some other countries of Eastern Europe when pickled in salt. There it is considered one of three tastiest edible mushrooms, along with Boletus edulis and Lactarius deliciosus, though it...

(Fr.) Fr. 1838 Europe, North America
Lactarius reticulatovenosus Verbeken & E.Horak 2002 Gerardii Indonesia
Lactarius rimosellus Peck
Charles Horton Peck
Charles Horton Peck, born March 30, 1833 in Sand Lake, New York, died 1917 in Albany, New York, was an American mycologist of the 19th and early 20th centuries...

1906 North America
Lactarius riparius Methven 1985 North America
Lactarius romagnesii Bon
Marcel Bon
Marcel Bon is one of France’s best known field mycologists. He was born in Picardy, in 1925 and came to mycology through general botany, and pharmacology...

1979 Europe
Lactarius roseozonatus (H.Post) Britzelm. 1885 Europe
Lactarius rostratus Heilm.-Claus. 1998 Europe
Lactarius rubidus# (Hesler & A.H.Sm.) Methven 1997 North America
Lactarius rubrilacteus
Lactarius rubrilacteus
Lactarius rubrilacteus is a species of mushroom of the genus Lactarius. It is also known as the bleeding milkcap, as is at least one other member of the genus, Lactarius deliciosus.-Description:...

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Hesler & A.H.Sm. 1979 North America
Lactarius rubriviridis Desjardin, Saylor & Thiers
Harry D. Thiers
Harry Delbert Thiers, born January 22, 1919 in Fort McKavett, Texas, died August 8, 2000 in Ohio, was an American mycologist who studied and named a great many fungi of native to North America, particularly California. Thiers taught mycology at San Francisco State University for many years, and a...

2003 USA
Lactarius rubrocinctus Fr. 1863 Europe
Lactarius rubroviolascens R.Heim 1938 Madagascar
Lactarius rufulus
Lactarius rufulus
Lactarius rufulus, commonly known as the rufous candy cap, is a species of fungus in the Russulaceae family. The fruit bodies have fleshy brownish-red caps up to wide, and closely spaced pinkish-yellow gills. The stem is up to long and thick and colored similarly to the cap...

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Peck
Charles Horton Peck
Charles Horton Peck, born March 30, 1833 in Sand Lake, New York, died 1917 in Albany, New York, was an American mycologist of the 19th and early 20th centuries...

1907 North America
Lactarius rufus
Lactarius rufus
Lactarius rufus is a common, medium sized member of the Lactarius genus, whose many members are commonly known as milkcaps. Known by the common name of the Rufous Milkcap, or the Red Hot Milk Cap in North America...

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(Scop.) Fr. 1838 Europe, North America
Lactarius ruginosus Romagn. 1957 Europe, North America
Lactarius rupestris
Lactarius rupestris
Lactarius rupestris is a species of mushroom in the Russulaceae family. Described as a new species in 2010, it is known only from the semi-arid region in the National Park of Catimbau of Brazil. The mushroom is characterized by a stout fruit body with a smooth and sticky orange cap up to in diameter...

Wartchow 2010 Brazil
Lactarius salicis-herbaceae Kühner 1975 Europe
Lactarius salicis-reticulatae Kühner 1975 Europe
Lactarius salmoneus Peck
Charles Horton Peck
Charles Horton Peck, born March 30, 1833 in Sand Lake, New York, died 1917 in Albany, New York, was an American mycologist of the 19th and early 20th centuries...

1898 North America
Lactarius salmonicolor R.Heim & Leclair 1953 Europe, North America
Lactarius sanguifluus
Lactarius sanguifluus
Lactarius sanguifluus is an edible species of fungus in the Russulaceae family. It is distributed in Asia and Europe. When bruised or cut, the fruit bodies ooze a blood-red to purple latex which turns greenish upon exposure to air. The caps are carrot to reddish-brown with darker concentric zones,...

(Paulet) Fr. 1838 Europe
Lactarius sanmiguelensis Hesler & A.H.Sm. 1979 North America
Lactarius scoticus Berk. & Broome
Christopher Edmund Broome
Christopher Edmund Broome was a British mycologist.-Background and education:C.E. Broome was born in Berkhamsted, the son of a solicitor. He was privately schooled in Kensington and in 1832 was sent to read for Holy Orders with the curate of Swaffham Prior in Cambridgeshire...

1879 Europe
Lactarius scrobiculatus
Lactarius scrobiculatus
Lactarius scrobiculatus is a basidiomycete fungus, belonging to the genus Lactarius, whose members are called "milk caps." Taxonomy places this species into subgenus Piperites, section Zonarii, subsection Scrobiculati....

(Scop.) Fr. 1838 Europe, North America
Lactarius semisanguifluus
Lactarius semisanguifluus
Lactarius semisanguifluus is a species of fungus in the Russulaceae family....

R.Heim & Leclair 1950 Europe
Lactarius sepiaceus McNabb 1971 Gerardii New Zealand
Lactarius serifluus# (DC.) Fr. 1838 Europe
Lactarius similis Hesler & A.H.Sm. 1979 North America
Lactarius speciosus (J.E.Lange) Romagn. 1957 North America
Lactarius sphagneti (Fr.) Neuhoff 1956 Europe
Lactarius spinosulus# Quél. 1880 Europe
Lactarius splendens Hesler & A.H.Sm. 1979 North America
Lactarius subcircellatus Kühner 1975 Europe
Lactarius subclarkeae Grgur. 1997 Australia
Lactarius subdulcis
Lactarius subdulcis
Lactarius subdulcis, commonly known as the mild milkcap or beech milk cap, is an edible mushroom in the genus Lactarius. It is brown in colour, with a large number of gills and a particularly thin layer of flesh in the cap...

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(Pers.) Gray
Samuel Frederick Gray
Samuel Frederick Gray was a British botanist, mycologist, and pharmacologist. He was the father of the zoologists John Edward Gray and George Robert Gray.-Background:...

1821 Europe
Lactarius subflammeus
Lactarius subflammeus
Lactarius subflammeus, commonly known as the orange milk cap, is a species of fungus in the Russulaceae family. It is found in western North America in the late summer and fall and is especially common in the Pacific Northwest, where it grows on the ground near conifers like pine and spruce...

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Hesler & A.H.Sm. 1979 North America
Lactarius subgerardii Hesler & A.H.Sm. 1979 Gerardii North America
Lactarius subisabellinus Murrill 1948 North America
Lactarius sublacustris Hesler & A.H.Sm. 1979 North America
Lactarius subumbonatus
Lactarius subumbonatus
Lactarius subumbonatus is a member of the large milk-cap genus Lactarius in the order Russulales. It was first described scientifically by Sven Johan Lindgren in 1845....

Lindgr. 1845 Europe
Lactarius subolivaceus Hesler & A.H.Sm. 1979 North America
Lactarius subpaludosus Hesler & A.H.Sm. 1979 North America
Lactarius subpalustris Hesler & A.H.Sm. 1979 North America
Lactarius subplinthogalus Coker
William Chambers Coker
William Chambers Coker was an American botanist-Biography:He was born at Hartsville, South Carolina on October 24, 1872. He graduated from South Carolina College in 1894 and took postgraduate courses at Johns Hopkins University and in Germany...

1918 North America
Lactarius subpurpureus Peck
Charles Horton Peck
Charles Horton Peck, born March 30, 1833 in Sand Lake, New York, died 1917 in Albany, New York, was an American mycologist of the 19th and early 20th centuries...

1878 North America
Lactarius subserifluus Longyear 1902 North America
Lactarius substriatus A.H.Sm. 1960 North America
Lactarius subtestaceus Muriill 1939 North America
Lactarius subtomentosus Z.Schaef. 1960 North America
Lactarius subtorminosus Coker
William Chambers Coker
William Chambers Coker was an American botanist-Biography:He was born at Hartsville, South Carolina on October 24, 1872. He graduated from South Carolina College in 1894 and took postgraduate courses at Johns Hopkins University and in Germany...

1918 North America
Lactarius subumbrinus Hesler & A.H.Sm. 1979 North America
Lactarius subvellereus Peck
Charles Horton Peck
Charles Horton Peck, born March 30, 1833 in Sand Lake, New York, died 1917 in Albany, New York, was an American mycologist of the 19th and early 20th centuries...

1898 North America
Lactarius subvelutinus
Lactarius subvelutinus
Lactarius subvelutinus is a member of the large milk-cap genus Lactarius in the order Russulales. It was first described scientifically by American mycologist Peck in 1904....

Peck
Charles Horton Peck
Charles Horton Peck, born March 30, 1833 in Sand Lake, New York, died 1917 in Albany, New York, was an American mycologist of the 19th and early 20th centuries...

1904 North America
Lactarius subvernalis Hesler & A.H.Sm. 1960 North America
Lactarius subviscidus Hesler & A.H.Sm. 1979 North America
Lactarius sumstinei Peck
Charles Horton Peck
Charles Horton Peck, born March 30, 1833 in Sand Lake, New York, died 1917 in Albany, New York, was an American mycologist of the 19th and early 20th centuries...

1905 North America
Lactarius syringinus Z.Schaef. 1956 Europe
Lactarius tabidus# Fr. 1838 Europe
Lactarius tephropeplis Hesler & A.H.Sm. 1979 North America
Lactarius texensis (A.H.Sm. & Hesler) Hesler & A.H.Sm. 1979 North America
Lactarius theiogalus
Lactarius theiogalus
Lactarius tabidus , commonly known as the Birch Milkcap, is an inedible mushroom of the genus Lactarius. It can be found in North America and Europe, and grows at the base of pine in Autumn...

(Bull.) Gray 1821 North America
Lactarius thiersii Hesler & A.H.Sm. 1979 North America
Lactarius tomentosomarginatus Hesler & A.H.Sm. 1979 North America
Lactarius torminosulus Knudsen & T.Borgen 1996 Europe
Lactarius torminosus
Lactarius torminosus
Lactarius torminosus, commonly known as the woolly milkcap or the bearded milkcap, is a large basidiomycete fungus in the genus Lactarius. It is found in the United Kingdom, Northern Europe, and is common in North America, where it grows in mixed forests in a mycorrhizal association with various...

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(Schaeff.) Pers. 1797 Europe, North America
Lactarius trivialis (Fr.) Fr. 1838 Europe, North America
Lactarius tuomikoskii Kytöv. 1984 Europe
Lactarius turpis
Lactarius turpis
Lactarius turpis is commonly known as the Ugly Milk-cap in English. It is found naturally in Europe and Siberia, and has been introduced to Australia and New Zealand...

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(Weinm.) Fr. 1838 Europe, North America
Lactarius uapacae Verbeken & Stubbe 2008 Cameroon
Lactarius umbrinopapillatus Hesler & A.H.Sm. 1979 North America
Lactarius utilis (Weinm.) Fr. 1838 Europe
Lactarius uvidus
Lactarius uvidus
Lactarius uvidus is a European and North American "milk-cap" mushroom, of which the milk turns violet when the flesh is damaged. The fungi generally identified as L. uvidus are part of a complex of closely related species and varieties which are difficult to delimit definitively, .It gives its...

(Weinm.) Fr. 1838 Europe, North Africa, North America
Lactarius uyedae Singer
Rolf Singer
Rolf Singer was a German-born mycologist and one of the most important taxonomists of gilled mushrooms in the 20th century....

1985 Gerardii Japan
Lactarius vellereus
Lactarius vellereus
Lactarius vellereus, commonly known as the fleecy milk-cap, is a very large fungus in the milk-cap genus Lactarius. It is one of the two most common milk-caps found with beech trees, with the other being L. subdulcis.-Description:...

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(Fr.) Fr. 1838 Europe, North America
Lactarius venosus Verbeken & E. Horak 2000 Gerardii Papua New Guinea
Lactarius verecundus Stubbe & Verbeken 2008 Plinthogali Malaysia
Lactarius vietus
Lactarius vietus
Lactarius vietus is a species of fungus in the family Russulaceae, first described by Elias Magnus Fries. It produces moderately sized and brittle mushrooms, which grow on the forest floor or on rotting wood. The flattened-convex cap can vary in shape, sometimes forming the shape of a wide funnel...

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(Fr.) Fr. 1838 Europe, North America
Lactarius vinaceopallidus Hesler & A.H.Sm. 1979 North America
Lactarius vinaceorufescens
Lactarius vinaceorufescens
Lactarius vinaceorufescens, commonly known as the yellow-staining milkcap or the yellow-latex milky, is a poisonous species of fungus in the Russulaceae family. It produces mushrooms with pinkish-cinnamon caps up to wide held by pinkish-white stems up to long. The closely spaced whitish to...

A.H.Sm. 1960 North America
Lactarius vinaceosporus Hesler & A.H.Sm. 1979 North America
Lactarius violascens (J.Otto) Fr. 1839 Europe
Lactarius vitellinus
Lactarius vitellinus
Lactarius vitellinus is a member of the large milk-cap genus Lactarius in the order Russulales. Found in northern Thailand, it was described as new to science in 2010....

Van de Putte & Verbeken 2010 Thailand
Lactarius volemus
Lactarius volemus
Lactarius volemus is a species of fungus in the family Russulaceae. It is widely distributed in the northern hemisphere, in temperate regions of Europe, North America and Asia as well as some subtropical and tropical regions of Central America and Asia...

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(Fr.) Fr. 1838 Asia, Europe, North America
Lactarius wirrabara Grgur. 1997 Gerardii Australia
Lactarius westii Murrill 1940 North America
Lactarius xanthogalactus# Peck
Charles Horton Peck
Charles Horton Peck, born March 30, 1833 in Sand Lake, New York, died 1917 in Albany, New York, was an American mycologist of the 19th and early 20th centuries...

1907 North America
Lactarius xanthydrorheus Singer
Rolf Singer
Rolf Singer was a German-born mycologist and one of the most important taxonomists of gilled mushrooms in the 20th century....

1945 North America
Lactarius yazooensis Hesler & A.H.Sm. 1979 North America
Lactarius zonarioides Kühner & Romagn. 1954 Europe
Lactarius zonarius (Bull.) Fr. 1838 Europe, North America

English names

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