Fungi of California

The fungi most often spotted in California, ranked by recent research-grade observations.

244,829

recent observations

50

species listed

50

fungi

Naturalists have logged 244,829 research-grade observations across the 50 most-recorded species in California. The most frequently seen is the western jack-o'-lantern, with 14,843 recorded sightings.

Most-observed fungi in California

western jack-o'-lantern

Omphalotus olivascens

14,843 observations · iNaturalist

Trametes versicolor

14,119 observations · iNaturalist

Amanita muscaria

13,278 observations · iNaturalist

hairy curtain crust

Stereum hirsutum

9,728 observations · iNaturalist

Western Hardwood Sulphur Shelf

Laetiporus gilbertsonii

9,274 observations · iNaturalist

splitgill mushroom

Schizophyllum commune

8,932 observations · iNaturalist

Ramalina menziesii

8,432 observations · iNaturalist

yellow fieldcap

Bolbitius titubans

8,357 observations · iNaturalist

red-cage fungus

6,782 observations · iNaturalist

Lactarius alnicola

6,322 observations · iNaturalist

Naematelia aurantia

6,293 observations · iNaturalist

Leratiomyces ceres

6,266 observations · iNaturalist

Leratiomyces percevalii

6,256 observations · iNaturalist

6,138 observations · iNaturalist

Veiled Polypore

Cryptoporus volvatus

5,848 observations · iNaturalist

Amanita phalloides

5,779 observations · iNaturalist

Annulohypoxylon thouarsianum

5,538 observations · iNaturalist

Hypholoma fasciculare

5,237 observations · iNaturalist

springtime amanita

5,116 observations · iNaturalist

Green-spored Parasol

Chlorophyllum molybdites

4,918 observations · iNaturalist

Stubble Rosegill

Volvopluteus gloiocephalus

4,871 observations · iNaturalist

Gilled Polypore

Trametes betulina

4,608 observations · iNaturalist

Armillaria mellea

4,506 observations · iNaturalist

Coprinus comatus

4,372 observations · iNaturalist

Questionable Stropharia

Stropharia ambigua

3,894 observations · iNaturalist

Oak-loving Elfin Saddle

Helvella dryophila

3,678 observations · iNaturalist

Western Amethyst Laccaria

Laccaria amethysteo-occidentalis

3,300 observations · iNaturalist

Western Yellow-veiled Amanita

Amanita augusta

3,162 observations · iNaturalist

Evernia prunastri

3,111 observations · iNaturalist

Marasmius plicatulus

3,061 observations · iNaturalist

Amanita calyptroderma

3,016 observations · iNaturalist

Phaeolus hispidoides

Phaeolus hispidoides

2,909 observations · iNaturalist

Western Jumbo Gym

Gymnopilus ventricosus

2,890 observations · iNaturalist

hare's foot inkcap

Coprinopsis lagopus

2,622 observations · iNaturalist

Candlesnuff Fungus

Xylaria hypoxylon

2,600 observations · iNaturalist

Ganoderma brownii

2,595 observations · iNaturalist

2,591 observations · iNaturalist

Caulorhiza umbonata

2,531 observations · iNaturalist

Parrot Mushroom

Gliophorus psittacinus

2,459 observations · iNaturalist

Yellow-staining Milk Cap

Lactarius xanthogalactus

2,381 observations · iNaturalist

Agaricus xanthodermus

2,311 observations · iNaturalist

Pungent Slippery Jack

Suillus pungens

2,302 observations · iNaturalist

Pale Brittlestem

Candolleomyces candolleanus

2,281 observations · iNaturalist

Northern Red Belt

Fomitopsis mounceae

2,257 observations · iNaturalist

Toothed Jelly Fungus

Pseudohydnum gelatinosum

2,201 observations · iNaturalist

Suillellus amygdalinus

2,197 observations · iNaturalist

Tubaria furfuracea

2,196 observations · iNaturalist

Emery Rocktripe Lichen

Umbilicaria phaea

2,171 observations · iNaturalist

Cabbage Parachute

Gymnopus brassicolens

2,162 observations · iNaturalist

Yellow Cobblestone Lichen

Acarospora socialis

2,138 observations · iNaturalist

Fungi in nearby places

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