Fungi of San Francisco, California

The fungi most often spotted near San Francisco, ranked by recent research-grade observations.

69,045

recent observations

50

species listed

50

fungi

Naturalists have logged 69,045 research-grade observations across the 50 most-recorded species near San Francisco. The most frequently seen is the Fly Agaric, with 4,151 recorded sightings.

Most-observed fungi near San Francisco

Amanita muscaria

4,151 observations · iNaturalist

red-cage fungus

3,899 observations · iNaturalist

Trametes versicolor

3,721 observations · iNaturalist

Leratiomyces ceres

3,583 observations · iNaturalist

Leratiomyces percevalii

2,794 observations · iNaturalist

Western Hardwood Sulphur Shelf

Laetiporus gilbertsonii

2,514 observations · iNaturalist

western jack-o'-lantern

Omphalotus olivascens

2,498 observations · iNaturalist

hairy curtain crust

Stereum hirsutum

2,252 observations · iNaturalist

Amanita phalloides

2,067 observations · iNaturalist

yellow fieldcap

Bolbitius titubans

2,033 observations · iNaturalist

Annulohypoxylon thouarsianum

Annulohypoxylon thouarsianum

1,850 observations · iNaturalist

Lactarius alnicola

1,792 observations · iNaturalist

Armillaria mellea

1,700 observations · iNaturalist

splitgill mushroom

Schizophyllum commune

1,671 observations · iNaturalist

Hypholoma fasciculare

1,658 observations · iNaturalist

springtime amanita

1,621 observations · iNaturalist

1,608 observations · iNaturalist

Ramalina menziesii

1,589 observations · iNaturalist

Naematelia aurantia

1,429 observations · iNaturalist

Western Jumbo Gym

Gymnopilus ventricosus

1,319 observations · iNaturalist

Gilled Polypore

Trametes betulina

1,170 observations · iNaturalist

Tubaria furfuracea

1,068 observations · iNaturalist

Cabbage Parachute

Gymnopus brassicolens

1,048 observations · iNaturalist

Pungent Slippery Jack

Suillus pungens

1,036 observations · iNaturalist

Ganoderma brownii

1,020 observations · iNaturalist

Questionable Stropharia

Stropharia ambigua

974 observations · iNaturalist

Western Amethyst Laccaria

Laccaria amethysteo-occidentalis

943 observations · iNaturalist

Coprinus comatus

885 observations · iNaturalist

hare's foot inkcap

Coprinopsis lagopus

879 observations · iNaturalist

Agaricus xanthodermus

861 observations · iNaturalist

Candlesnuff Fungus

Xylaria hypoxylon

830 observations · iNaturalist

Psilocybe cyanescens

810 observations · iNaturalist

California Golden Chanterelle

Cantharellus californicus

797 observations · iNaturalist

Oak-loving Elfin Saddle

Helvella dryophila

766 observations · iNaturalist

Stubble Rosegill

Volvopluteus gloiocephalus

747 observations · iNaturalist

Lactarius rubidus

732 observations · iNaturalist

Western Yellow-veiled Amanita

Amanita augusta

698 observations · iNaturalist

Common Sunburst Lichen

Xanthoria parietina

662 observations · iNaturalist

Redhead Russula

Russula rhodocephala

654 observations · iNaturalist

Amanita calyptroderma

652 observations · iNaturalist

Veiled Polypore

Cryptoporus volvatus

652 observations · iNaturalist

Red Beard Lichen

Usnea rubicunda

640 observations · iNaturalist

Suillellus amygdalinus

632 observations · iNaturalist

Cyclone Psilocybe

Psilocybe allenii

626 observations · iNaturalist

Caulorhiza umbonata

601 observations · iNaturalist

Bleeding Fairy Helmet

Mycena haematopus

595 observations · iNaturalist

Evernia prunastri

589 observations · iNaturalist

Coprinellus micaceus

579 observations · iNaturalist

Clavaria fragilis

577 observations · iNaturalist

Pale Brittlestem

Candolleomyces candolleanus

573 observations · iNaturalist

Fungi in nearby places

Out spotting fungi near San Francisco?

Take Huck with you. Identify any fungi you find in seconds and build your collection.

Love fungi? Get Huck field notes

Spotting tips, new species, and the best of what people are finding in the wild - straight to your inbox.