Omphalotus

O. olearius - see O. illudens
O. olivascens - see O. illudens

Otidea

Oudesmansiella

Former genus name for Xerula, below. See also X. radicata, and Physalacriaceae Clade.

Oyster Mushroom

Common name for Pleurotus ostreatus and closely related species. See also Pleurotus populinus and Pleurotus pulmonarius.

Oysters

The pleurotoid mushrooms.

Pachyella

P. adnata - see P. punctispora

Panaeolus  

P. campanulatus = P. papilionaceus
P. fraxinophilus - see P. cf. fontinalis
P. reticulatus - see P. cf. fontinalis
P. retirugis = P. papilionaceus
P. sphinctrinus = P. papilionaceus

Panellus

Panus

P. torulosus = P. conchatus

Paragyrodon

See also Suillus.

Parasol Mushroom

Common name for Macrolepiota procera; also a common name applied to the genus Lepiota (the "parasol mushrooms").

Parrot Mushroom

Paxillus

P. atrotomentosus = Tapinella atrotomentosa
P. corrugatus = Tapinella corrugata
P. panuoides = Tapinella panuoides

Perenniporia

Peziza

P. badia - see P. badioconfusa
P. phyllogena = P. badioconfusa
P. sylvesitris = P. arvernensis

Phaeomarasmius

P. erinaceellus = Flammulaster erinaceella

Phallaceae  

Phallales

Phallus  

P. aurantiacus - see P. rubicundus

Phellinus

Phlebia

Phlogiotis

Pholiota 

P. abietis = P. limonella
P. aurivella - see P. limonella
P. connata = P. limonella
P. erinaceella = Flammulaster erinaceella
P. flavida - see P. alnicola
P. malicola - see P. alnicola
P. squarroso-adiposa = P. limonella
P. subvelutipes = P. limonella
P. vernalis - see P. veris

See also Smith & Hesler's 1968 Monograph.

Photography

P. Kaminski (2003). An introduction to mushroom photography
M. Kuo (2004). Tips for using a digital camera to photograph mushrooms

Phylloporus  

Phyllotopsis

Phylogeny of Mushrooms

M. Kuo (2003). The evolution of a great-big headache: "Understanding" mushroom taxonomy and phylogeny

Physalacriaceae Clade

Piptoporus

Pisolithus

P. arrhizus - see P. tinctorius

Pleurotoid Mushrooms

Gilled mushrooms growing on wood, with absent or rudimentary stems.

Pleurotus

University of Tennesee's Biological Speces of Pleurotus

Plischke, John

Cantharellus persicinus

Pluteus  

P. atricapillus = P. cervinus
P. chrysophlebius - see P. admirabilis
P. leoninus - see P. admirabilis
P. melleus - see P. admirabilis
P. nigrofloccosus = P. atromarginatus
P. romellii - see P. lutescens

Poison Ivy

Identification of poison ivy and related plants for mushroom hunters.

Polyozellus

Polyporales

Information on polypores, references list, Key to Stemmed, Pale-Fleshed Polypores, links to polypore pages at MushroomExpert.Com and elsewhere.

Polypores

Common name for most mushrooms in the Polyporales.

Polyporus  

P. elegans = P. varius
P. mori = P. alveolaris
P. picipes = P. badius

Porphyrellus

Preserving Specimens

Pronouncing Latin and Greek Names

Psathyrella

P. foenisecii = Panaeolus foenisecii
P. hymenocephala - see P. candolleana
P. incerta - see P. candolleana
P. rugocephala - see P. delineata
P. velutina = Lacrymaria velutina

Pseudocolus

Pseudofistulina

= Fistulina, above.

Pseudohydnum

Puffballs

Links to species pages at MushroomExpert.Com and elsewhere; list of sources for puffball identification.

Pulveroboletus

Pycnoporellus

Ramaria

Ramariopsis

References

Rhizomarasmius

Rhodocollybia  

Rhodocybe

R. popinalis - see R. mundula

Rhodotus

Rickenella

Ripartitella

R. squamosidisca = R. brasiliensis

Rozites

= Cortinarius. See Cortinarius caperatus.

Russula

R. alachauna - see R. mariae
R. albella - see R. albidula
R. anomala - see R. albidula
R. cyanoxantha - see R. variata
R. foetentula = R. subfoetens
R. granulata - see R. pulverulenta
R. sanguinaria - see R. rosacea
R. sanguinea - see R. rosacea
R. subalbidula - see R. albidula
R. tennesseensis - see R. ballouii

Blushing Russulas 

Foetid Russulas 

Russulaceae

Part of our "Taxonomy in Transition" series. DNA research tells the evolutionary story of Russula, Lactarius, and associated gasteroid genera.

Sarcodon

Sarcoscypha  

S. floccosa = Microstoma floccosa

Sarcosphaera

S. crassa = S. coronaria
S. eximia = S. coronaria

Scanning Mushrooms

Information on scanning mushrooms with your computer to illustrate them.

Schizophyllum

Scleroderma  

S. arenicola - see S. michiganense
S. aurantium = S. citrinum
S. geaster = S. polyrhizum
S. lycoperdoides = S. areolatum
S. macrorrhizon - see S. septentrionale
S. polyrhizon = S. polyrhizum
S. vulgare = S. citrinum

Scutellinia

S. umbrorum - See S. scutellata

Shaggy Mane

Common name for Coprinus comatus.

Sheep's Head

Simblum

S. sphaerocephalum = Lysurus periphragmoides

Simocybe

Slime Molds

A brief treatment of the slime mold life cycle, links, and photos.

Slippery Jack

Common name for Suillus luteus, also used as a common name for the genus Suillus (the "Slippery Jacks").

Sparassis

S. herbstii - see S. crispa
S. radicata - see S. crispa
S. spathulata - see S. crispa

Spathularia

S. velutipes = Spathulariopsis velutipes

Spathulariopsis

Spore Prints

Information on creating spore prints--an important step in mushroom identification.

Stemonitis

(Slime Mold)

Stereum

Stinkhorns  

See The Pallaceae and Clathraceae, and the Stinkhorn Hall of Fame.

Strobilomyces  

S. confusus - see S. floccopus
S. strobilaceus - see S. floccopus

Stropharia  

S. albocyanea - see S. aeruginosa
S. bilamellata = S. coronilla
S. depilata = S. hornemannii
S. magnivelaris - see S. riparia
S. melanosperma - see S. coronilla
S. percevalii - see S. riparia
S. pseudocyanea - see S. aeruginosa
S. squamosa var. thrausta = S. thrausta

Strophariaceae

The family containing Hypholoma, Stropharia, Pholiota, and (maybe) Psilocybe. An essay on understanding results from DNA studies.

Studying Mushrooms

Collecting Mushrooms for Study
Making Spore Prints
Describing Mushrooms & Keeping a Journal
Identifying Mushrooms
Determining Odor and Taste
Pronouncing Latin and Greek Names
Testing Chemical Reactions
Preserving Specimens
Using a Microscope

An Introduction to Mushroom Photography
Digital Photography Tips
Scanning Mushrooms

Suillus  

S. acidus - see S. intermedius
S. albidipes - see S. neoalbidipes
S. corthunatus - see S. salmonicolor
S. floridanus = S. decipiens
S. imitatus - see S. caerulescens
S. lactifluus = S. granulatus
S. pinorigidus = S. salmonicolor
S. sphaerosporus = Parag. sphaerosporus
S. spraguei = S. pictus
S. subluteus = S. salmonicolor
S. variegatus - see S. tomentosus

Syzygites

Syzygospora

See also Gymnopus dryophilus

Tapinella

Tarzetta

Taste, Determining

Information on tasting mushrooms - an important but potentially dangerous part of mushroom identification. See also Hallock, R. M. (2008): The taste of mushrooms.

Taxonomy of Mushrooms

M. Kuo (2003). Mushroom taxonomy: The big picture (includes a table of mushroom phyla, classes, subclasses, orders, families, and genera)

M. Kuo (2003). The evolution of a great-big headache: "Understanding" mushroom taxonomy and phylogeny

Series of pages representing some of the findings of recent molecular biology research.

The Cantharellus/Craterellus Clade
Cortinarius caperatus
Flammulina velutipes
The Hydropoid Clade
The Hygrophoroid/Omphalinoid Group
The Lepiotoid Clade
Morganella pyriformis
Phallales
Phyllotopsis
The Physalacriaceae Clade
Russulaceae
Strophariaceae

Thaxterogaster

T. pingue = Cortinarius pingue

Toothed Mushrooms
  

Key to the genera (and some species) of toothed or spiny mushrooms.

Toxicity

Mushroom Toxins
Meixner Test for Amatoxins

Toxicodendron radicans

Information on poison ivy and related plants for mushroom hunters.

Trametes

T. hirsuta - see T. villosa

Trees

Identification of North American Trees

Tremella

T. lutescens - see T. mesenterica
T. mycetophila = Syz. mycetophila

Tremellodendron

T. schweinitzii = T. pallidum

Tremiscus

T. helvelloides = Phlogiotis helvelloides

Trichaptum

T. abietinum - see T. biforme
T. subchartaceum - see T. biforme

Tricholoma  

T. acerbum = Leucopaxillus laterarius
T. batschii = T. fracticum
T. columbetta - see T. subresplendens
T. flavovirens = T. equestre
T. matsutake - see T. magnivelare
T. nauseosum - see T. magnivelare
T. resplendens - see T. subresplendens
T. subannulatum = T. fracticum
T. titans = Macrocybe titans

Tricholomataceae

Tricholomopsis

T. bella - see T. decora
T. platyphylla = Megacollybia platyphylla
T. thompsoniana - see T. decora

Turkey Tail

Common name for Trametes versicolor and similar mushrooms.

Tulloss, Rod

Lying on My Back in the Assunpink (poem)

Tylopilus  

T. chromapes = Leccinum chromapes
T. cyaneotinctus - see T. sordidus
T. ferrugineus - see T. badiceps
T. fumosipes - see T. sordidus
T. gracilis = Austroboletus gracilis
T. violatinctus - see T. plumbeoviolaceus

Urnula

Vascellum

Verpa  

See also Morchellaceae

Volvariella  

V. bakeri - see V. bombycina
V. gloiocephala = V. speciosa var.
V. hypopithys - see V. pusilla

Waxy Caps

Common name for mushrooms belonging in the genera Hygrophorus and Hygrocybe.

What's New
  

Lists new pages, new illustrations, and site news.

Weiland Test

A test, also known as the "Meixner Test," to determine the presense of deadly amatoxins.

Witch's Butter

Common name for Tremella mesenterica.

Witch's Hat

Common name for Hygrocybe conica.

Works Cited

Xanthoconium

North American species of Xanthoconium are included in the Key to Boletus.

Xerocomus

Xeromphalina

Xerula

X. furfuracea - see X. radicata
X. megalospora - see X. radicata
X. rubrobrunnescens - see X. radicata
X. steffenii - see X. radicata

Xylaria

Yard Mushrooms

Mushrooms commonly occurring in yards and gardens.