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Fungi of Riverside, CA

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

2,912
recent observations
50
species listed
50
fungi

Naturalists have logged 2,912 research-grade observations across the 50 most-recorded species near Riverside. The most frequently seen is the Green-spored Parasol, with 429 recorded sightings.

Most-observed fungi near Riverside

Green-spored Parasol
Chlorophyllum molybdites
429 observations · iNaturalist
Western Hardwood Sulphur Shelf
Laetiporus gilbertsonii
208 observations · iNaturalist
Splitgill Mushroom
Schizophyllum commune
172 observations · iNaturalist
Western Jack-o'-lantern
Omphalotus olivascens
141 observations · iNaturalist
Yellow Cobblestone Lichen
Acarospora socialis
106 observations · iNaturalist
Hairy Curtain Crust
Stereum hirsutum
102 observations · iNaturalist
Stubble Rosegill
Volvopluteus gloiocephalus
89 observations · iNaturalist
Turkey-tail
Trametes versicolor
86 observations · iNaturalist
Lantern Stinkhorn
Lysurus mokusin
83 observations · iNaturalist
Blewit
Collybia nuda
77 observations · iNaturalist
Stork's-bill Chytrid
Synchytrium papillatum
74 observations · iNaturalist
Milky Conecap
Conocybe apala
57 observations · iNaturalist
Chip Cherries
Leratiomyces ceres
54 observations · iNaturalist
Live Oak Witches' Broom Fungus
Cystotheca lanestris
52 observations · iNaturalist
Flowerpot Parasol
Leucocoprinus birnbaumii
52 observations · iNaturalist
Common Fieldcap
Agrocybe pediades
50 observations · iNaturalist
Shaggy Mane
Coprinus comatus
46 observations · iNaturalist
Springtime Amanita
Amanita velosa
43 observations · iNaturalist
Yellow Fieldcap
Bolbitius titubans
43 observations · iNaturalist
Stonewall Rim Lichen
Protoparmeliopsis muralis
43 observations · iNaturalist
Giraffe Spots
Peniophora albobadia
42 observations · iNaturalist
Golden Milkcap
Lactarius alnicola
41 observations · iNaturalist
Golden Ear
Naematelia aurantia
41 observations · iNaturalist
Honey Mushroom
Armillaria mellea
40 observations · iNaturalist
Dune Stinkhorn
Phallus hadriani
40 observations · iNaturalist
Woodchip Morel
Morchella rufobrunnea
39 observations · iNaturalist
Pale Brittlestem
Candolleomyces candolleanus
39 observations · iNaturalist
Red Pinwheel
Marasmius plicatulus
37 observations · iNaturalist
Veiled Polypore
Cryptoporus volvatus
37 observations · iNaturalist
Emery Rocktripe Lichen
Umbilicaria phaea
37 observations · iNaturalist
Oak-loving Elfin Saddle
Helvella dryophila
35 observations · iNaturalist
Ganoderma polychromum
Ganoderma polychromum
33 observations · iNaturalist
Hollyhock Rust
Puccinia malvacearum
32 observations · iNaturalist
Brome Smut Fungus
Ustilago bullata
31 observations · iNaturalist
Banded Mottlegill
Panaeolus cinctulus
31 observations · iNaturalist
Oak-loving Bolete
Xerocomellus dryophilus
31 observations · iNaturalist
Mower's Mushroom
Panaeolus foenisecii
31 observations · iNaturalist
Mica Cap
Coprinellus micaceus
28 observations · iNaturalist
Sandy Stilt-puffball
Battarrea phalloides
25 observations · iNaturalist
Western Destroying Angel
Amanita ocreata
24 observations · iNaturalist
Deathcap
Amanita phalloides
22 observations · iNaturalist
Hare's Foot Inkcap
Coprinopsis lagopus
22 observations · iNaturalist
Blushing Bride Amanita
Amanita novinupta
22 observations · iNaturalist
Shaggy Parasol
Chlorophyllum brunneum
22 observations · iNaturalist
Mulch Maids
Leratiomyces percevalii
22 observations · iNaturalist
Gasteroid Agaricus
Agaricus deserticola
21 observations · iNaturalist
Field Bird's Nest Fungus
Cyathus olla
20 observations · iNaturalist
Oak-loving Gymnopus
Gymnopus dryophilus
20 observations · iNaturalist
Mustard Flower Rust
Puccinia monoica
20 observations · iNaturalist
Brownit
Collybia brunneocephala
20 observations · iNaturalist

Built from recent research-grade iNaturalist observations. Identifications are community-sourced and may occasionally be wrong, and the ranking reflects where people record and photograph wildlife, so a species seen often here is not necessarily rare elsewhere. Some plants and animals are only out in certain seasons. Treat this as a lively snapshot of what people are finding, not a formal checklist.

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