A couple of websites which are very helpful for identification:
http://www.mushroomexpert.com
http://www.americanmushrooms.com
http://www.rogersmushrooms.com
http://botit.botany.wisc.edu/toms_fungi
Mid-Hudson Mycological Association
Where Mycos Meet Mycophiles!
A couple of websites which are very helpful for identification:
http://www.mushroomexpert.com
http://www.americanmushrooms.com
http://www.rogersmushrooms.com
http://botit.botany.wisc.edu/toms_fungi