Tom Volk's Fungi
http://botit.botany.wisc.edu/toms_fungi/

A good site about foraging for Wild foods. Including plants and Mushrooms.
http://foragingpictures.com/

Mushroom Observer
http://mushroomobserver.org

David Fischer's American Mushrooms
http://www.americanmushrooms.com

The Colorado Mycological Society
http://www.cmsweb.org

Information on Native Colorado Plants and Identification.
http://www.coloradoplants.org

Mushroom World
http://www.mushroom.world

A great web site on all types of mushrooms with lots of information about collecting and much more.
http://www.mushroomexpert.com

A site about Mushrooms of California by Michael Wood.
http://www.mykoweb.com

Species Fungorum
http://www.speciesfungorum.org/names/Names.asp

Fungal Diversity Survey (FunDIS)
https://fundis.org

Mycota Lab
https://mycota.com/

North American Mycological Association
https://namyco.org/

The New Mexico Mycological Society
https://nmms.wildapricot.org/

Pikes Peak Mycological Society
https://pikespeakmyc.org/

iNaturalist
https://www.inaturalist.org/

Ohio Mushroom DNA Lab (OMDL)
https://www.ohiomushroomdnalab.com/

The Western Colorado Mycological Association
https://www.wcmycoassociation.org/