NOTICE: Please see the new site on the family Amanitaceae at  This older site will be removed soon.  All section level lists and all species page and species illustrations were removed 12 October 2012.  For a while, you may prefer checklists & keys on the old site.  Over time, these items will be superceded by checklists, gazeteers, & keys on the new site.  The new site covers over 850 taxa and possible taxa of the Amanitaceae including provisional names & possible taxa known temporarily by codes.—eds.  [REVISED 21 October 2012.]

Studies in the Genus Amanita Pers.
(Agaricales, Fungi)
                                        ( contact us )

These pages are dedicated to

Dr. Cornelis Bas
Leiden, The Netherlands

He transformed the study of Amanita.

Site Navigation

-Biogeography of Amanita

-Keys, Checklists, Picturebooks

-Toxins of Amanita


Dr. Rodham E. Tulloss*
Herbarium Rooseveltensis Amanitarum
P. O. Box 57, Roosevelt, New Jersey 08555-0057, USA
[ *Research Assoc. (hons.), New York Botanical Garden ]

Prof. Dr. Zhu-liang Yang
Key Laboratory of Biodiversity and Biogeography
Kunming Institute of Botany, Chinese Academy of Sciences
Kunming, Yunnan 650204, China


OUR THANKS: We greatly appreciate permission granted to include on the pages of this site line illustrations of C. Bas and water colors of J. E. B Corner that originally appeared in the journal Persoonia.  We are very grateful for the honor of having had material from this site used in the original sample pages (May, 2007) of the Encyclopedia of Life.  Tulloss is very grateful for the opportunities of working with the Great Smoky Mountains ATBI and with the Fungus Taxonomic Working Group del Instituto Nacional de Biodiversidad de Costa Rica.

NOTICE: This site is not associated in anyway with sites selling wild mushrooms in any form, the extracts of such mushrooms, or any related paraphernalia. Such sites have made unauthorized use of our pages to create an apparent relation to scientific research; however, the visitor to those sites should be suspicious of out-of-date pages with altered design or altered background colors. Pages stolen from this site and bearing an editor's name or even a contributor's copyright notice are not authorized by the Amanita Studies site's editors in anyway. We do not promote or encourage experimentation with ingestion of toxic Amanita species.

The number of visitors since 1999 exceeds


Last updated 21 October 2012.
This page is maintained by R. E. Tulloss.
Copyright 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 by Rodham E. Tulloss.
Photographs copyright 2002 by Rodham E. Tulloss.

Development support for these pages was provided by Lindsay Possiel during the summers of 2004, 2005, and 2006.
The editors express their sincere gratitude for a job very well done.