list of Russula & Lactarius species names

edit

[ This list contains a description of these mushrooms: (color of spores and fruiting body: edibility whether edible, inedible(not edible or poisonous) and poisonous and when and where found if I can find information on it]

--Agaric (talk) 22:10, 19 May 2008 (UTC)

Kingdom: Fungi

Division: Basidiomycota

Class: Agaricomycetes

Order: Russulales

Family: Russulaceae

genus Lactarius & Russula
Kingdom: Fungi

Division: Basidiomycota

Class: Agaricomycetes

Order: Russulales

Family: Russulaceae

Genus Russula 

species 
Russula  abietina		cap color greenish or brownish
Russula acetolens		
Russula acrifolia	edible	
Russula adulterina Fr		
Russula adusta	edible	North America, flesh stains rosy (not black) then slowly brown, spores white
Russula aeruginea                            Cosmopolitan	edible	under birch and willow  spore color pale yellow orange to creamy
Russula alachuana (also called R.mariea)	edible	the purple caped variety of R.mariea
Russula albella		
Russula albida 	edible	found in N. A. associated with deciduous trees,
Russula albidula	acrid taste	
Russula albofloccosa		
Russula albonigra (=R.sordida)	mild-acrid	said to be edible if thoroughly cooked but there are poisonous relatives,
Russula albonigra f. pseudonigricans		
Russula alnetorum Romagn		
Russula alpina Moell.& J.Schff		
Russula alutacea	edible	Cosmopolitan, taste mild, spore print color ochre yellow, under spruce.
Russula amarissima		
Russula americana	inedible	 found in North America, associated with conifers (larch & spruce),
Russula amethystina	edible	
Russula amoena (=Russula mariea)	edible	mild taste
Russula amoena var.citrina	edible	Found in North Northern America, cap is yellow, stem white,
Russula amoena var.violeipes	edible	cap is either yellow or green, stem is violaceous.
Russula amoenicolor	edible	
Russula amoenicolor f. nigrosanguinea		
Russula amoenolens (=R.sororia)		similar to R.cerolens but has partially reticulate spores
Russula amygdaloides (kauf)	edible	found in N. A.
Russula anatina	edible	
Russula anomala	acrid	
Russula anthracina	edible	
Russula aosma		
Russula aquosa (leclair)	inedible	cosmopolitan, 
Russula artesiana		
Russula atrata		lookalike of R.albonigra
Russula atroglauca		
Russula atropurpurea	inedible	 found under conifers and oak trees. Spores snow white
Russula atropurpurea var.depallens	inedible	 found under conifers and oak trees. Spores snow white
Russula atropurpurea var.dissidens	inedible	 found under conifers and oak trees. 
Russula atrorubens	inedible	
Russula atroviolacea		
Russula aurantiaca	edible	
Russula aurantiolutea (Kauf)	inedible	North America, in fall
Russula aurata            edible good	edible	mild taste, spores light yellow
Russula aurea 		
Russula aurea var.axantha		
Russula aurora	edible	rosy white floccules stem,
Russula azurea (Bresadola)	edible	 some shade of violet or violet blue, brown, or gray.
Russula badia	inedible	 spores light ochre, under conifers in the mountains, spores white-rosy 
Russula ballouii		
Russula barlae	edible	
Russula basifurcata		
Russula bernardii		
Russula betularum		
Russula betulina (Burl)	edible	North America, in fall
Russula bicolor Burlingham	edible	
Russula borealis (=Russula laeta?)(Kauf)	edible	N.A. spruce and larch,  July-Aug, mild-sharp, cap skin reacting to sulphovanillin & sulphobenzaldehyde
Russula brevipes	edible	found in North America,  in all kinds of woods, edible but not recommended,
Russula brevipes var.acrior (schaeff)	inedible	differs in greenish tinged gills and apex of stem, spores white-cream(A-C)
Russula brunneola  Found in N.A.	edible	spores are whitish (A-B), stalk stains salmon or deep salmon in ferrous sulphate,
Russula brunneo-violacea Craw. edible.eastern North America, spores pale orange yellow (C-E), taste mild
Russula burlinghamiea		
burlinghamiea f. Claricolor		
Russula caerulea	inedible	bitter, acrid and tough, found under pine, spores faded yellow,
Russula camarophylla		
Russula cascadensis	inedible	under conifers in pacific North West, acrid taste,
Russula carminea Kuehn. & Romagn		
Russula carminipes		
Russula carpini		
Russula cartaginis		
Russula cavipes		
Russula cerolens		with reticulate spores
Russula cessans  pearson=(laricina Vel)	edible	
Russula chamaeleontina, .edible	Cosmopolitan, odourless then the Oder of roses
Russula chamaeoleontina.edible	Cosmopolitan, odourless then the Oder of roses
Russula chamaeleontina var.ocheracea	edible	always odourless, grows under conifers
Russula chamaeleontina var.vitellina	edible	Oder of vinegar
Russula chamitae		
Russula chloroides	edible	
Russula chloroides var.acrior		
Russula ciliata		
Russula citrina (a variety of Russula amoena?)		Found in North America
Russula citrinochlora Sing		
Russula clariana. Heim		
Russula claroflava (= Russula flava).edible.Cosmopolitan, under aspen, birch,& conifers, taste mild,
Russula clavipes		
Russula cochisei		
Russula coerulea	edible	
Russula compacta	edible	north eastern North America, stains ochre-brown, spores white(A-B), Oder strong
Russula consobrina		
Russula consobrina var.pectinatoides	inedible	cosmopolitan
Russula corallina		
Russula crassotunicata.inedible. grows under northern North American conifers.  Bitter or acrid taste
Russula cremeirubra		
Russula cremoricolor	acrid	found in the pacific north west under conifers in North America.
Russula crenulata		
Russula cristata		
Russula crustosa (PK)	edible	found in N. A. 
Russula cuprea		
Russula curtipes	edible	North America, spores deep ocher (F-G),
Russula cutefracta	edible	
Russula cyanoxantha  taste mild, cosmopolitan	edible	under hardwoods in Europe & North America,  stalk not staining in ferrous sulphate
Russula cyanoxantha f. Cutefracta		
Russula cyanoxantha f. Peltereaui		
Russula cyanoxantha var.variata	edible	common in northern & eastern North America,  often has an acrid taste
Russula decipiens		
Russula decolorans	edible	cosmopolitan, mild taste, under pine in North America, spores ocherous white
Russula delica	edible	found in Europe, rare in North America,
Russula densifolia	inedible	 North America, slightly acrid. Every part turns reddish then blackish, spores white 
Russula densifolia var.densissima Heim	inedible	milky white cap, with ochre shades some times,
Russula depallens	poisonous	found in North America,  in mixed woods
Russula discopus		
Russula disparilis		
Russula dissimulans	mild	
Russula dryadicola		
Russula earlei		
Russula eccentrica		
Russula elaeodes	edible	
Russula elatior		possibly edible, cosmopolitan
Russula elegans .taste mild.edible.New Jersey North America, under Oak in grass, spore color clear yellow (F-G)
 Russula emetica,inedible	spores white, stalk white (stalk of R.sanguinea is rosy-red) acrid, cosmopolitan
Russula emetica ssp(subspecies) aquosaK	edible	cosmopolitan
Russula emetica var.alpestris	inedible	conifers & deciduous, cap pink-cherry red, stalk white pure, cap peels esialy
Russula emetica var.betularum	inedible	
Russula emetica var.fragillis	inedible	
Russula emetica var.silvestris	inedible	flesh les brittle,  rosy just under cuticle, acrid, under birch and conifers
Russula emeticella (forms fageitcola & pinetorus)		
Russula etumpens	inedible	
Russula erythropus		
Russula exalbicans		
Russula faginea	edible	
Russula farinipes		acrid and bitter, spores 
Russula fastigiata		
Russula faustiana		
Russula favrei (=Russula xerempelina?)	edible	cap greenish-olivaceous, stalk white then brown
Russula fellea	inedible	spores white -cream, acrid-bitter
Russula firmula	inedible	very acrid taste, spores egg-yolk yellow,
Russula flava (=R.claroflava)	edible	found in North America under aspen, birch and various conifers
Russula flavida		
Russula flavisiccans		
Russula flavispora		
Russula foetens	inedible	spores non reticulate, found in Europe
Russula font-queri	edible	
Russula fotens var.granulata. (PK).	inedible	N. A. 
Russula foetentula=R.subfoetens	inedible	the North American counterpart of R.foetens
Russula fragantissima.spores orange yellow(C-D)	inedible	found in North America, under hard woods and conifers, spores lack wings
Russula fragilis        Cosmopolitan	inedible	North America,  under conifers and other trees, acrid taste, spores white(A-B)
Russula fragiloides		
Russula fusca (=fuscointegra=fuscomaculata).	edible	see R. Integra
Russula fusconigra	edible	switzerlnd
Russula galochroa	edible	
Russula gigasperma		
Russula gilva		
Russula glauca (Burl)		
Russula globispora		
Russula glutinosa		
Russula gossypina		
Russula gracilis (=gracillima). acrid taste	found under birch and may be Douglas fir, in North America
Russula gracillima (=gracilis)	acrid taste	found under birch (and maybe Douglas fir), in North America, medium ocher spores
Russula granulata	inedible	spores pale orange yellow (D-E)
Russula grata      (Britz.)		
Russula graveolens	edible	when FeSO4 is applied it turns dark green, spores pale ocher (D-E)
Russula grisea	edible	Cosmopolitan, under Oak, black polar & other deciduous trees, mild taste
Russula grisea var.ionochlora		slightly acrid
Russula griseascens		
Russula grisecens		
 Russula heinemannii		
Russula helodes		
Russula herrerea		
Russula heterophylla	edible	cap bright, yellow or olive green, cosmopolitan
Russula heyerophylla var.glochroa	edible	cap gray greenish with whitish center
Russula heterophylla var.livida	edible	cap gray green 
Russula heterophylla var.virginea	edible	cap white then hazel often with more deeply color in center
Russula humidicola		
 Russula illota	inedible	cap covered with a violaceous veil as long as it remains moist, 
Russula inamoena		
Russula insignis		
Russula incornata		
Russula integra=R.polychroma=R.fusca	edible	found in N. A. under conifers, spores yellow-deep ocher (G), taste mild, cosmopolitan
Russula ionochlora	edible	
 Russula juniperina		
 Russula kromboltzii=atropurperea	edible	
Russula knauthii		
 Russula laccata		
Russula lacteus		
Russula laeta (=R.borealis?)(creoavellanea?)	edible	
Russula laricina (=R.cessans),	edible	
Russula lateralipes		
Russula laurocerasi	inedible	Cosmopolitan, in damp spots under black poplar, spores have enormous wings,
Russula leniginosa		
Russula lenkunya		
Russula lepida	edible	creamy white spores, found under Oak, Beech, and conifers
Russula lepida var.amarissima	inedible	very bitter taste,
Russula lepida var.lactea	edible 	parboiling necessary. For this group (R.lepida)
Russula leprosa		
Russula lilacea  (Quelet)	edible	stem has reddish flocci, spores yellowish,
Russula lilacipes		
Russula linnaei	inedible	stem reddish
Russula livescens	edible	
Russula lundelii		
Russula lutea	edible	mild taste, spores yellow to slightly ocherous,
Russula lutensis 	edible	
Russula lutensis var.reducta	edible	
Russula luteotacta		
 Russula maculata	unknown	 Found in Europe, mild to peppery taste, 
Russula maculosa		Found in south eastern North America,
Russula magnifica=R.polyphylla (PK)	inedible	spores white (A-B)
 Russula mairei		
Russula marirei var.fageticola Melz		
Russula mariae=R.amoena	edible	Found in North America, mild tasting, (R.aluchuana is a purple caped var.)
Russula medullata	edible	
Russula melitodes		
Russula melliolens	edible	
Russula melzeri		
Russula messapica		
Russula mexicana (Burl)		
Russula minutula	edible	
Russula modesta		
Russula montana		
Russula mordax		
Russula murrillii (Burl)		
Russula mustelina	edible	under conifers   
Russula mutabilis	inedible	hole fungus turns blood red when dried in age, spores cream(A-C)
 Russula nana		
Russula nauseosa=R.venosa var.nauseosa	edible	cosmopolitan
Russula nauseosa  var.laricina	edible	mild taste, found under larch
Russula nigricans.found in northern North America	inedible	flavour mild but gills are slightly acrid, flesh stains red then blackish, spores white
Russula nigricans var.adusta (Barbier)		
Russula nitida=venosa		possibly edible
 Russula nobilis
Russula norvegica		
 Russula  obscura=R.vinosa	edible	North America, mild to hot taste, flesh stains pinkish or greyish then black.
Russula obtecta. (sing)	inedible	
occidentalis (Sing) spores cream (B)	edible	stalk &flesh white stain reddish then gray (or directly gray) when bruised.
ochricompacta		
Russula ochroleuca	inedible	acrid taste, flesh may gray quickly but said to be white, spores whitish
ochroleuca var.citrina	inedible	cap yellow, flesh immediately under cuticle is yellow,
ochroleucoides		
oderata	unknown	western North America, spores deep ocher (G-H), 
olivacea	edible	cosmopolitan, in old- growth Douglas fir and hemlock. Europe & North A.
olivacens	edible	
olivaceoviolascens	unknown	north western North America, taste hot, Spores cream (B-C)
ornaticeps		
 Russula pallidospora=pseudodelica	edible	
paludosa(=integra Fr)?	edible	Cosmopolitan, occurring in mixed woods, earliest russula in the north
parazurea         (white spores)	edible	Cosmopolitan, associated with poplar or other deciduous trees,
parvovirescens		
pasca		
patouillardii		
peckii	edible	found in N. A.  associated with spruce in mixed woods,  bogs
pectinata	edible	Found in Europe, spores deep cream, said to be inedible, not very acrid, 
pectinatoides                     cosmopolitan	inedible	found in North America, not very or only slightly acrid, not recommended for food
pelargonia (serotina Quel)		acrid taste, spores are creamy colored,
perlactea		
persanguinea		
persicina		
placita	edible	Found in North America, under conifer trees, taste mild.
polychroma=R.integra(see R.fusca)	edible	Found in North America, taste mild, not staining, under conifers
polycystis	inedible	spores cream (B-C), North America, uncommon
polyphylla=R.magnifica (PK)	inedible	taste strong, spores white (A-B)
postiana		
pseudoaffinis		
pseudocarmesina		
pseudodelica	edible	similar to R.delica, but with rosy or yellowish gills,
pseudointegra	edible	
pseudolepida		
pseudorosea	edible	
puellaris	edible	pale creamy yellow color spores, flavour mild
puellula		
puiggarii		
pulchella		
pulchra		
pumila Rouzeau & Massart		
punctata (Krombholtz)	edible	under conifers, cap violaceous
purpurata		
purpureoflava		
purpurina (Schulz)	edible	found in N. A. 
pursicina		
pursicina var.intactior		
pusilla		
pulverulenta		
 Russula queletii	inedible	acrid, found under pine in the plains, spores are cream colored
quercilicis		
quercophila		
 Russula raoultii	inedible	cosmopolitan,(R. ochroleuca var.raoultii) (R.fragilis var.raoultii)
redolens		
renidens		
rhodopoda		
rhodopus		
risigallina		
romagnesiana		Found in eastern North America, rare,
romellii=(alutacea)?	edible	
rosacea	edible	
rosea	edible	
roseicolor		
roseipes	edible	cosmopolitan
roseoaurantia		
ruberrima		
rubescens		
rubra		
rubroalba	edible	
rubrocarminea Romagn		
rubrotincta		possibly edible, cosmopolitan
rugulsa		
rutila		
 Russula sanguinea       cosmopolitan	inedible	found in eastern North America under conifers and hardwoods,
sanguinea var.exalbicans	inedible	cap violet red or rosy then rapidly to cinereous-whitish, flesh cinereous
sanguinea var.pseudorosacea	inedible	gills and flesh become yellow when bruised, spores pale ocherous
sardonia	inedible	acrid, spores pallid ocherous. Under pine in the plains
seperina		
sericatula	edible	
sericeonitens	edible	found in N. A.
silvicola	inedible	found in N. A.
simillima		
simulans		
smaragdina (innocua Sing.?)	edible	a dwarf form of aeruginea also edible
solaris	inedible	
sordida=R.albonigra	inedible	Found in North America
sororia	inedible	Found in North America, mild (acrid taste some times)
sphagnophila (Kauff)	edible	cosmopolitan
spqualida (Pk)	edible	cosmopolitan
staminea		
subalbidula	acrid taste	see R. anomala (a similar species)
subazurea		
subcompacta Britz		
subdepellans (PK)	edible	North America
subfoetens=R.foetentula	inedible	flesh pale straw colour turning yellow when cut, and turning bright golden in KOH
sybfoetens var.grata		
subfragilis (Burl)	inedible	
subfragiliformis		
sublevispora		
Russula subnigricans, poisonous	found in North America
subrubens		
subtilis		
subusta		
 Russula tinctipes		
tenuiceps	inedible	Found in eastern North America,
terenopus		
torulosa	inedible	under pine
transiens		
truncigena Britz (raoultii Quel)		
turci	edible	found under fir and pine, spores light ochre-deep yellow orange (G)
tyrrhenica		
Russula uncialis	edible	found in N. A.
urens		
R.variata=cyanoxantha var.variata	edible	often acrid taste, common in northern & eastern North America
variegatula	edible	
velenovskyi	edible	Cosmopolitan, associated with spruce, mild 
velutipes		
venosa (ssp(subspecies) R.nauseosa)	edible	grows in mountains under conifers
venternosa	inedible	cosmopolitan
ventricolor		
ventricosipes		Found in North America under northern conifers
veridofusca		
versicolor	edible	North America, spores medium yellow (E-F), 
Russula vesca (Fr)                       mild taste	edible	spores are whitish, stalk stains salmon or deep salmon in ferrous sulphate,
veternosa		eastern North America, taste acrid
vinacea		
 Russula vinosa	edible	
vinosobrunnea (Bres)	edible	western North America, spores deep clear ocher (F-G), 
 Russula violacea	inedible, acrid ,spores cream, under conifers
violaceoincarnata		
violeipes		
 Russula virescens	edible	North America, under hardwoods, (Birch). Flesh white then reddish-pink.
viscida	edible	flesh white then brownish, slightly acrid, in mountains under conifers
 Russula xantho		
Russula xerampelina	edible	Cosmopolitan, found in North America, associated with spruce. 
xerampelina var.erythropus	edible	cap blood red center almost black, stalk pink or reddish rosy,
xerampelina var.fusca 		cap brown or violaceous brown, darker in center, stalk white
xerampelina var.olivascens	edible	cap olivaceous-yellow darker in the center, stem white 
 Russula zelleri	edible	North America, rare, spores pale ocher (D-F), taste mild
zonaria		
zonatula		
zvarae var.pusilla		
() around names example (peckii) are only to seperate them from the russula(latin)name in this case. inedible=not edible and not poisonous,		
N.A.( = North America) means it is  found in North America

Lactarius Species names (Milk Caps)

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Kingdom: Fungi
Division: Basidiomycota
Class: Agaricomycetes
Order: Russulales
Family: Russulaceae 
Genus Russula
Species
acerrimus	inedible	very acrid
acris		
aerumbonatus	inedible	different then L.rufus only for its cap without umbo, edible if salded or pickleled
affinis Pk	inedible	N.A.  Taste slowly sharp, latex white unchanging,
alpinua Pk	inedible	N.A.
aquifluus Pk	inedible	N.A. 
aspideus  Burl	inedible	N.A. Flesh and latex turn instantly violet or blue when in contact with air,  mild-bitter acrid 
atroviridis Pk	inedible	N.A.
aurantiacus	edible	N.A.
azonites Fr	inedible	cosmopolitan
badiosanguineus	inedible	
blennius	inedible	mild-acrid, latex white, spores greenish white, 
bresadolianus		
brevis		
brevipes		
brunneohepticus		
camphoratus (Bull) Fr	edible	cosmopolitan, unchanging latex
chelidonius Pk (L.chelidonioides Smith)	edible	found in N. A. 
chrysorheus Fr	inedible	cosmopolitan, spores creamy white, acrid
cilicioides Fr	inedible	cosmopolitan
cinereus Pk	inedible	N.A.
circellatus Fr	inedible	cosmopolitan
citriolens		
colorascens Pk	inedible	cosmopolitan
 Lactarius controversus, edible, spores white, acrid, latex white & acrid, said to be inedible
corrugis Pk		
cremor Fr		
cyathula		
deceptivus Pk	inedible	N.A.
decipiens	edible	latex acrid changing to yellow
Lactarius deliciosus (Fr)	edible	cosmopolitan, spores white to cream, flesh acrid, latex mild,
deliciosus var.japonicus	edible	pale orange, with out green spots
deliciosus var.picei		
deliciosus var.piceus		
deliciosus var.salmonicolor	edible	does not become green, flesh mild flavoured
deterrimus	edible	
dryadophilus		
duplicatus Smith	inedible	N.A.
evosmus		
fascinans		
flavidus Boud		
flexuosus Fr		
fluens		
foetidus Pk		
fraxineus Romagn		
fuliginosus Fr	inedible	
fuliginosus var.pterospora	inedible	cap paler, rugose, gills closer & more colored, spores ocher, white-rosy
fulvissimus 		
fumosus	inedible	latex not changing
fuscus Roll	inedible	
gerardii Pk	inedible	N.A.
glaucescens	edible	
glutinopallens		
glyciosmus Fr	inedible	cosmopolitan
griseus Pk	inedible	cosmopolitan
hatsudake		grows in Japan
hemicyaneus		mild, cap & latex blue
hepaticus	inedible	
helvus Fr	inedible	
hibbardae Pk	inedible	N.A.
hygrophoroides 	edible	N.A.
hysginus Fr	inedible	cosmopolitan
ichoratus Batsch		
impolitus	inedible	acrid, latex white
indigo (Schw)	edible	N.A.
insulsus (Fr)	inedible	cosmopolitan
isabellinus Pk	inedible	cosmopolitan
lactiflua		
lacunarum Romagn		
lapponicus Harm		
lepidotus Smith & Hesler		
lignyotus (Fr)	edible*	cosmopolitan
lilacinus (Lasch) Fr		
luteolus Pk	edible	N.A.
luteus Blytt		
maculatus Pk	inedible	N.A.
mairei		
mammosus Fr		
minusculus Burl		N.A.
mitissimus Fries	edible	spores cream 
mucidus Burl	inedible	N.A.
musteus		
nanus		
necator		
nigroviolacens Atk		
nitidus Burl	inedible	N.A.
obscuratus Fr		
oculatus (Pk)	inedible	N.A.
omphaliformis		
pallidus	inedible	slightly  acrid, latex whitish rather abundant, spores cream,
paludinellus Pk		N.A.
parvus Pk		
pergamenus	edible*	
picinus		
piperatus(Fr)	inedible	cosmopolitan, spores white, slightly acrid
plinthogalus Burl		
plumbeus	inedible	latex white very acrid, spores cream, 
porninsis	edible*	
pseudovidus		
pterosporus		
pubescens	edible*	almost white cap some times 
pusillus Bres		
pyrogalus Fr	edible*	cosmopolitan
quieticolor		
quietus Fr		
repraesentaneus Britz	inedible	cosmopolitan, 
resimus Fr	edible*	cosmopolitan
rimosellus Pk		N.A.
rubocinctus Fr		
rufus (Scop.) Fr	edible*	cosmopolitan, see L.aerumbonatus, latex unchanging, edible if salted or pickeled,
rugatus 	edible	similar to L.volemus but smaller and cap rugose,
ruginosus		
rusticana		
salmonicolor	edible	
salicis-herbaceae Kuhn		
sanguifluus	edible	pale ocher spores, acrid 
scrobiculatus Fr	edible*	cosmopolitan, spores creamy white, acrid,  latex white turning sulphur yellow,
semisanguifluus	edible	
serifluus	edible	
sordidus		
sphagneti (Fr)		
spinulosus Quel		
subcircellatus		
subdulcis  (Fr)	edible	mild 
subpurpureus	edible	N.A.
sutormiosus	edible	edible if salted or pickeled,
tabidus Quel	edible	
terenopus		
theiogalus (Bull) Fr	edible*	cosmopolitan
thyinos Smith	edible	N.A.
tithmalinus Fr		
torminosus Fr	edible*	cosmopolitan, poisonous raw may be edible cooked, pickled, or salted
trivialis (Fr)	edible*	cosmopolitan, latex very acrid white, 
turpis (Wein)	inedible	cosmopolitan
uvidus (Fr)	edible*	cosmopolitan, spores white or cream, see L.violascens similar, latex milky changes  to purplish
vellereus Fr	edible*	cosmopolitan
vellereus  var.bertillonii	inedible	spores white, acrid, 
velutinus	inedible	
vietus (Fr)	inedible	cosmopolitan, very acrid latex scarce white-gray green when dry 
violascens	edible*	similar to L.uvidus but cap becomes darker not viscid, with zones, only slightly acrid,
villosus	inedible	acrid, latex white
volemus Fr	edible	mild,  spores white, parboil before eating, 
volemus var.oedematopus	edible	similar and browner, 
xanthogalactus Pk		
zonarioides		
zonarius	inedible	acrid, latex white

It is best not eat any lactarius that has latex that turns yellow but some others that change color or stay white are edible at least after pickeling or salting this also works for acrid or hot tasting ones. do not rely an this list for edibility (whithout checking a relieble source)

  • edible if properly prepared i.e. Parboiled, salted or pickeled

see also

edit
Russula Lactarius Russulaceae 
Mushroom
Mushroom_poisoning
Russula news http://www.mtsn.tn.it/russulales-news

rogers mushrooms [1]

salted mushrooms, how to preserve milk caps [2]

http://en.wikipedia.org/wiki/Russula_nobilis