List of wild mushrooms found in US

North America - United States

Alabama
Gymnopilus junonius
Panaeolus cinctulus
Panaeolus cyanescens
Psilocybe caerulescens (very rare)
Psilocybe cubensis

Alaska
Gymnopilus sp.
Panaeolus cinctulus
Panaeolus fimicola
Psilocybe cyanescens

Arizona
Gymnopilus junonius
Panaeolus cinctulus
Psilocybe mescaleroensis
Psilocybe strictipes

Arkansas
Gymnopilus sp.
Panaeolus cinctulus
Psilocybe cubensis

California (San Francisco to the Oregon border)
Gymnopilus aeruginosus
Gymnopilus luteofolius
Panaeolopsis sp.
Panaeolus castaneifolius
Panaeolus cinctulus
Pluteus salicinus
Psilocybe azurescens
Psilocybe baeocystis
Psilocybe cyanescens
Psilocybe "cyanofriscosa"
Psilocybe pelliculosa
Psilocybe ovoideocystidiata
Psilocybe semilanceata
Psilocybe stuntzii


California (Southern)
Inocybe corydalina
Galeropsis sp.
Gymnopilus luteofolius
Panaeolopsis sp.
Copelandia bispora
Panaeolus castaneifolius
Panaeolus cinctulus
Pluteus salicinus
Psilocybe "cyanofriscosa"
Psilocybe ovoideocystidiata

Colorado
Conocybe cyanopus
Gymnopilus junonius
Panaeolus castaneifolius
Panaeolus cinctulus
Pluteus salicinus

Connecticut
Gymnopilus sp.
Panaeolus cinctulus
Psilocybe baeocystis
Psilocybe ovoideocystidiata

Florida
Panaeolus cambodginiensis
Panaeolus chlorocystis
Panaeolus cyanescens
Gymnopilus luteofolius
Gymnopilus luteoviridis
Gymnopilus luteus
Panaeolus cinctulus
Panaeolus fimicola
Psilocybe caerulescens (very rare)
Psilocybe cubensis
Psilocybe mammilata
Psilocybe tampanensis (Found only once in recorded history)

Georgia
Gymnopilus junonius
Gymnopilus luteofolius
Gymnopilus luteus
Panaeolus cinctulus
Panaeolus cyanescens
Panaeolus olivaceus
Psilocybe atlantis
Psilocybe caerulescens (very rare)
Psilocybe caerulipes (very rare)
Psilocybe cubensis
Psilocybe galindoi
Psilocybe naematoliformis
Psilocybe weilii

Hawaii
Panaeolus bispora
Panaeolus anomalus
Panaeolus cambodginiensis
Panaeolus cinctulus
Panaeolus cyanescens
Panaeolus tropicalis

Idaho
Gymnopilus aeruginosus
Gymnopilus junonius
Gymnopilus luteofolius
Panaeolus cinctulus
Psilocybe fimetaria
Psilocybe pelliculosa
Psilocybe silvatica

Illinois
Gymnopilus sp.
Panaeolus cinctulus
Pluteus salicinus

Indiana
Gymnopilus sp.
Panaeolus cinctulus
Pluteus salicinus

Iowa
Gymnopilus sp.
Panaeolus cinctulus

Kansas
Gymnopilus sp.
Panaeolus cinctulus

Kentucky
Gymnopilus junonius
Panaeolus cinctulus
Psilocybe caerulipes
Psilocybe ovoideocystidiata

Louisiana
Gymnopilus junonius
Panaeolus cinctulus
Panaeolus cyanescens
Psilocybe caerulescens (very rare)
Psilocybe cubensis

Maine
Gymnopilus junonius
Gymnopilus luteus
Panaeolus cinctulus
Psilocybe baeocystis
Psilocybe caerulipes

Maryland
Gymnopilus junonius
Panaeolus cinctulus
Psilocybe ovoideocystidiata

Massachusetts
Gymnopilus junonius
Panaeolopsis sp.
Panaeolus cinctulus

Michigan
Conocybe smithii
Gymnopilus aeruginosus
Gymnopilus junonius
Gymnopilus luteofolius
Gymnopilus luteus
Panaeolus cinctulus
Pluteus salicinus
Psilocybe caerulipes
Psilocybe liniformans var. americana
Psilocybe ovoideocystidiata
Psilocybe quebecensis
Psilocybe silvatica


Minnesota
Gymnopilus sp.
Panaeolus cinctulus
Psilocybe semilanceata

Mississippi
Gymnopilus junonius
Panaeolus cinctulus
Panaeolus cyanescens
Psilocybe caerulescens (very rare)
Psilocybe cubensis
Psilocybe tampanensis (very rare)

Missouri
Gymnopilus braendlei
Gymnopilus sp.
Panaeolus cinctulus

Montana
Gymnopilus sp.
Panaeolus cinctulus

Nebraska
Gymnopilus sp.
Gymnopilus luteofolius
Panaeolus cinctulus

New Hampshire
Gymnopilus junonius
Panaeolus cinctulus
Psilocybe caerulipes
Psilocybe semilanceata

New Jersey
Gymnopilus sp.
Panaeolus cinctulus
Psilocybe caerulipes
Psilocybe graveolens
Psilocybe naematoliformis
Psilocybe ovoideocystidiata

New Mexico
Gymnopilus junonius
Gymnopilus luteofolius
Panaeolus cinctulus
Psilocybe mescaleroensis

New York
Conocybe cyanopus
Gymnopilus junonius
Gymnopilus luteofolius
Gymnopilus luteus
Panaeolus castaneifolius
Panaeolus cinctulus
Psilocybe caerulipes
Panaeolus fimicola
Psilocybe liniformans
Psilocybe ovoideocystidiata
Psilocybe semilanceata
Psilocybe silvatica

North Carolina
Gymnopilus aeruginosus
Gymnopilus junonius
Gymnopilus luteofolius
Panaeolus cinctulus
Psilocybe cubensis
Psilocybe caerulipes
Psilocybe plutonia

Oregon
Conocybe cyanopus
Conocybe smithii
Gymnopilus aeruginosus
Gymnopilus junonius
Gymnopilus viridans
Panaeolus cinctulus
Panaeolus olivaceus
Psilocybe azurescens
Psilocybe baeocystis
Psilocybe cyanofibrillosa
Psilocybe cyanescens
Psilocybe fimetaria
Psilocybe liniformans var. americana
Psilocybe ovoideocystidiata
Psilocybe pelliculosa
Psilocybe semilanceata
Psilocybe sierrae
Psilocybe silvatica
Psilocybe strictipes
Psilocybe stuntzii

Ohio
Gymnopilus aeruginosus
Gymnopilus junonius
Gymnopilus luteofolius
Gymnopilus luteus
Panaeolus cinctulus
Psilocybe caerulipes
Psilocybe ovoideocystidiata

Oklahoma
Gymnopilus sp.
Panaeolus cinctulus
Psilocybe cubensis (southern part of the state)

Pennsylvania
Gymnopilus aeruginosus
Gymnopilus junonius
Gymnopilus luteofolius
Gymnopilus luteus
Panaeolus cinctulus
Pluteus salicinus
Psilocybe caerulipes
Psilocybe ovoideocystidiata
Psilocybe semilanceata (very rare)

Rhode Island
Gymnopilus sp.
Panaeolus cinctulus
Psilocybe ovoideocystidiata
Psilocybe stuntzii

South Carolina
Gymnopilus junonius
Panaeolus cinctulus
Psilocybe cubensis
Psilocybe caerulipes
Psilocybe caerulescens (rare)

Tennessee
Gymnopilus aeruginosus
Gymnopilus luteofolius
Gymnopilus luteus
Panaeolus cinctulus
Panaeolus fimicola
Psilocybe cubensis
Psilocybe caerulipes

Texas
Gymnopilus aeruginosus
Gymnopilus junonius
Gymnopilus luteofolius
Gymnopilus luteoviridis
Panaeolus cyanescens
Panaeolus cinctulus
Psilocybe cubensis

Utah
Gymnopilus sp.
Panaeolus cinctulus

Vermont
Gymnopilus junonius
Gymnopilus luteofolius
Panaeolus cinctulus
Psilocybe semilanceata

Virginia
Gymnopilus junonius
Gymnopilus luteofolius
Panaeolus cinctulus
Psilocybe caerulipes
Psilocybe cubensis (rare, only near the coast)
Psilocybe ovoideocystidiata
Psilocybe semilanceata

Washington
Conocybe cyanopus
Conocybe smithii
Gymnopilus aeruginosus
Gymnopilus braendlei
Gymnopilus junonius
Gymnopilus luteofolius
Gymnopilus viridans
Panaeolus bispora
Panaeolus cinctulus
Panaeolus fimicola
Panaeolus olivaceus
Pluteus brunneidiscus (= Pluteus washingtonensis)
Pluteus salicinus
Psilocybe azurescens
Psilocybe baeocystis
Psilocybe cyanescens
Psilocybe cyanofibrillosa
Psilocybe cyanofriscosa
Psilocybe fimetaria
Psilocybe liniformans var. americana
Psilocybe ovoideocystidiata
Psilocybe pelliculosa
Psilocybe semiinconspicua
Psilocybe semilanceata
Psilocybe silvatica
Psilocybe strictipes
Psilocybe stuntzii
Psilocybe washingtonensis

Washington DC, (District of Columbia)
Gymnopilus braendlei
Gymnopilus sp.
Panaeolus cinctulus

West Virginia
Gymnopilus junonius
Gymnopilus luteus
Panaeolus cinctulus
Psilocybe caerulipes
Psilocybe cubensis (rare)
Psilocybe ovoideocystidiata

Wisconsin
Conocybe smithii
Gymnopilus sp.
Gymnopilus luteofolius
Gymnopilus luteus
Panaeolus cinctulus
Pluteus salicinus

Wyoming
Gymnopilus junonius
Panaeolus cinctulus

I know this list is not complete but for those that have not looked in the wild it will provide a way for them to google the species and SAFELY FEILD IDENTIFY mushrooms found in thier area. Trust me this list is not easy to put together it just covers the common mushroms.