Pacific Northwest Key Council

Keys to Mushrooms of the Pacific Northwest

Last updated November 2026

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The Pacific Northwest Key Council is dedicated to the creation and publication of field keys to the fungi of the Pacific Northwest. It was initiated in 1974 by Kit Scates of Post Falls, Idaho, and developed with the support and supervision of Dr. Joseph Ammirati and the late Dr. Daniel Stuntz, both of the University of Washington. The geographic area covered is southern British Columbia, Washington, Oregon, Idaho, and western Montana.

The Key Council develops, refines, and field tests keys to selected species and genera of mushrooms of the Pacific Northwest. The mushroom characteristics in the keys are based on macroscopic features that can be seen by the naked eye or hand lens. All keys are subject to peer review and editing before publication. Key Council membership, which is by invitation, includes both professional mycologists and amateurs.

 


For information on online keys contact

Ian Gibson

 


The following mushroom keys or trial keys were introduced by November 2026.

Other possible keys are
Inoperculate Cups,
Omphalinoid Species,
Pluteus,
Hebeloma,
Morchellaceae,
Simocybe,
Hydnellum, and
Coral-like Fungi.
People are working on the last two.
Some of these are on the Main list of Keys, listing species that should be covered.

The following are currently considered too difficult: Cortinarius, Crepidotus, Galerina, expanded Clitocybe, and Truffles.


Agaricus I 1981 Margaret Dilly, update 2026

Agaricus II 1997 Laverne Chariton, update 2026

Agrocybe 1985 Carl Hermanson, update 2017

Amanita 1986 Don Goetz, 1998 Janet Lindgren, revised 2014

Armillaria 2001 Tom Volk

Bird's Nests 1981 Marguerite Fay, Kit Scates, Robert Ramsey, update 2019

Boletes 1982 Kit Scates, update 2019

Cantharellaceae 1978 Tina & Gerry Gospodnetich - see Chanterelles

Chanterelles 2003 Pilz, Norvell, Danell, Molina, update 2023

Chlorophyllum 2007 Richard Sieger, update 2012

Clitocybe 2002 Sara Clark, update 2017

Club-shaped Fungi 2007 Ian Gibson, update 2017

Collybioid species Helen Kirkwood 1992, revised Buck McAdoo 2003, 2010, 2026

Conocybe 2008 Ian Gibson, update 2017

Coprinoid Species 1981 Fred Van De Bogart, update 2023

Cortinarius 1981 Daniel Stuntz (withdrawn as outdated)

Crusts and Parchments notes, Stereum key 2007 Ian Gibson, update 2019

Cystoderma 1977 N. Laycock and R. Sandahl, update 2019

Entolomataceae 1996 Robert Ramsay, minor revisions 2002, 2019

Geoglossaceae 1983 Richard Sieger

Gilled Boletes 2011 Ian Gibson, update 2017

Gomphidiaceae 1980 Kit Scates-Barnhart, update 2017

Gymnopilus 1994 Harley Barnhart, update 2017

Helvellaceae 2001 Herold Treibs, update 2019

Hygrophorus 1975 Daniel Stuntz, update 2026

Hypomyces 2008 Ian Gibson, update 2017

Inocybe 1978 Daniel Stuntz, minor update Ian Gibson 2004

Inocybe 2008 Brandon Matheny

Jelly Fungi 2008 Ian Gibson, update 2017

Key to Keys 2002 Ian Gibson, update 2023

Laccaria 2012 Anne Leathem and Brian Didier

Lactarius 1997 Coleman Leuthy, update 2019

Lentinus/Lentinellus 1979 Tak Mochizuki, update 2019

Lepiotaceae 1998, 2003 Richard Sieger

Lepista 1981 Gene Butler, update 2004

Limacella 1981 Kit Scates-Barnhart, update 2019

Lyophyllum and Allies 2010 Ian Gibson

Marasmioid fungi 2005 Jack Murphy, update 2019

Melanoleuca 2008 Ian Gibson, update 2019

Mycenoid Species - 1981 Amy Miller, additions by Ian Gibson 2004

Panaeolus 1980 Gary Menser, update 2019

Pezizaceae 1988 Elsie Coulter, update 2017

Pezizales 1980 H.J. Larsen, 2003 additions Ian Gibson, update 2017

Phaeocollybia 1975 Christel Goetz, 2010 Lorelei Norvell and Ron Exeter, update 2023

Pholiota 1981 Tina Gospodnetich & Kit Scates-Barnhart, update 2023

Pleurotus & allies 1981 Dorothy Brown, 2003 update Ian Gibson, update 2019

Polypores 1982 Daniel Stuntz, 2006 revised James Ginns, update 2019

Puffballs & Earthstars 1978 Robert Ramsey, update 2019

Ramaria I 1981 Kit Scates, revised Michael Beug 2010

Ramaria II 2006 Ron Exeter

Russula I 1989 Ben Woo

Russula II 2007 Christine Roberts

Sarcodon 1978 Dorothy Henderson, 2007, update 2019

Sarcosomataceae 1982 Robert Maguire, update 2017

Sclerodermataceae 1993 Robert Ramsey, update 2019

Squamanita 2007 Ian Gibson, update 2023

Stereum 2007 Ian Gibson, update 2017

Strophariaceae 2009 Paul Kroeger

Toothed Fungi 1981 Dorothy Henderson, 2007 additions Ian Gibson

Tremellales 1978 Joy Spurr

Tricholoma 1996 Coleman Leuthy, minor update 2023

Tricholomopsis 1975 Elsie Coulter

Veined Fungi that are not Chanterelles 2007, update 2023

Volvariella 2012 Gene Butler

Woody Desert Fungi 1977, update 2017

Xeromphalina 2008 Ian Gibson, update 2017

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