Rare Fungi Challenges

Northeast Rare Fungi Challenge

Our expert working group selected 20 species based on scientific literature, IUCN Red List descriptions, survey and monitoring data, and information from GBIF and mycoportal.org.

REGIONS COVERED

States
Connecticut, Massachusetts, Maine, New Hampshire, New Jersey, New York, Pennsylvania, Rhode Island, Vermont

Provinces
New Brunswick, Newfoundland and Labrador, Nova Scotia, Ontario (East of 80.5°W longitude), Prince Edward Island, Quebec

TIMEFRAME

July 2022 - December 2027

See species and observations

Northeast Rare Fungi Challenge on iNaturalist

Join the Challenge

Help Build the NORTHEAST Rare Fungi Challenge

Turn Foraging Into Vital Fungal Science Urbanization is rapidly fracturing the Northeast’s rich hardwood biomes. Help us mobilize local foraging networks and academic partners to document and validate rare species. Your gift funds the preservation materials required to turn everyday observations into permanent conservation data.

Join us in building the NORTHEAST Rare Fungi Challenge—and get ready to find some fungi.

Volunteer Northeast
Northeast Rare Fungi Challenge on Mushroom Observer

Help Fund the Challenge

Your support helps sustain and grow the Northeast Rare Fungi Challenge.

Sponsorship supports volunteer recruitment, field resources, the Rare 20 target species campaign, digital infrastructure, community outreach, and the ongoing work of turning fungal observations into meaningful conservation data.

Help keep the Challenge growing—and help us document the fungi that need our attention most.

Donate

  • Caloboletus peckii

    Peck’s Bolete

  • Boletus purpureorubellus

    Purplish-Red Bolete

  • Butyriboletus billieae

    Billie’s Bolete

  • Entoloma flavoviride

    Yellowish-green Entoloma

  • Clavulinopsis appalachiensis

    Appalachian Spindle Coral

  • Tricholoma grave

    Heavy Trich

  • Tricholoma apium

    Celery Trich

  • Volvariella surrecta

    Piggyback Pinkgill

  • Amanita ristichii

    Sam’s Amanita

  • Psathyrella epimyces

    Parasitic Psathyrella

  • Calliderma indigoferum

    Indigo Blue Entoloma

  • Underwoodia columnaris

    Fluted Stalk Fungus

  • Echinodontium ballouii

    Atlantic White-Cedar Conk

  • Helvella palustris

    Swamp Elfin Saddle

  • Dendrocollybia racemosa

    Branched Shanklet

  • Pseudofistulina radicata

    Rooting Tube-pore Polypore

  • Hodophilus peckianus

    Peck’s False Waxy Cap

  • Wynnea Sparassoides

    Stalked Cauliflower Fungus

  • Hypocreopsis rhododendri

    Hazel Fingers

  • Squamanita umbonata

    Fibercap Strangler

  • Northeast Rare Fungi Challenge Poster

    An easy-to-reference guide to all of the Challenge's 20 target fungi.

    Download Poster

  • Species Booklet

    A booklet for each target species that provides detailed information

    Download Booklet

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