Mushrooms in Fremont County, Wyoming
Fruiting now
Based on past sightings (mostly since 2011; all years where recent records are few), not a forecast. Weather and place matter a lot, and a listing here says nothing about whether a mushroom is safe.
Too few past records in January here to list species.
Too few past records in February here to list species.
Too few past records in March here to list species.
Too few past records in April here to list species.
Too few past records in May here to list species.
Usually recorded in June here:
Floccularia fusca4 June records across all years
Aspen Bolete Leccinum insigne2 June records across all years
Miller Clitopilus prunulus2 June records across all years- Tyromyces leucospongius2 June records across all years
Fairy Ring Champignon Marasmius oreades2 June records across all years
Veluticeps fimbriata2 June records across all years
Usually recorded in July here:
- Cortinarius griseoluridus3 July records across all years
Wood Blewit Lepista nuda2 July records across all years
American Slippery Jack Suillus americanus2 July records across all years
Yellow Webcap Cortinarius delibutus2 July records across all years
Usually recorded in August here:
- Aspen Bolete Leccinum insigne4 August records across all years
Fly Agaric Amanita muscaria3 August records across all years- Yellow Webcap Cortinarius delibutus3 August records across all years
- Cortinarius allutus3 August records across all years
Saffron Milk-Cap Lactarius deliciosus2 August records across all years
Pine Spikes Chroogomphus vinicolor2 August records across all years
Imperial Mushroom Catathelasma imperiale2 August records across all years
Rosy Woodwax Hygrophorus pudorinus2 August records across all years
Cortinarius caninus2 August records across all years
Cinnamon Webcap Cortinarius cinnamomeus2 August records across all years
Phlegmacium glaucopus2 August records across all years
Cortinarius ahsii2 August records across all years
Usually recorded in September here:
Armillaria solidipes3 September records since 2011- Saffron Milk-Cap Lactarius deliciosus3 September records since 2011
Too few past records in October here to list species.
Too few past records in November here to list species.
Too few past records in December here to list species.
Most-recorded species
| # | Species | Records |
|---|---|---|
| 1 | 8 | |
| 2 | 5 | |
| 3 | 5 | |
| 4 | 5 | |
| 5 | 4 | |
| 6 | 4 | |
| 7 | 4 | |
| 8 | Cortinarius allutus | 4 |
| 9 | 3 | |
| 10 | 3 | |
| 11 | 3 | |
| 12 | 3 | |
| 13 | 2 | |
| 14 | 2 | |
| 15 | 2 |
Being on this list doesn't mean a mushroom is common, easy to identify or safe. It only means it has been recorded here often.
Best months to look
Records by month, all years. Busiest: Aug, Jul, Jun.
Sightings map
● Each dot is a place with at least one record (rounded to about 1 km). Locations can be approximate, and many are on private land. Numbered blue circles are recent sightings, shown only to a general area of about 10 km.
Recent sightings
The 10 most recent dated records in this county, newest first. Data as of October 26, 2026. Records can take weeks or more to reach GBIF, so the newest finds may not show yet. Places are given only as a public park or forest (from the USGS Protected Areas Database) or the nearest town, and the numbered circles on the map cover a general area, not an exact spot.
- 1
Sep 25, 2023Oyster Mushroom Pleurotus ostreatusnear Lander, WY · museum/herbarium specimen (RMS) · original record - 2Sep 10, 2023Aspen Bolete Leccinum insignein or near Shoshone National Forest, WY · museum/herbarium specimen (RMS) · original record
- 3Sep 10, 2023Saffron Milk-Cap Lactarius deliciosusin or near Shoshone National Forest, WY · museum/herbarium specimen (RMS) · original record
- 4
Sep 10, 2023Woolly Pine Spike Chroogomphus tomentosusin or near Shoshone National Forest, WY · museum/herbarium specimen (RMS) · original record - 5
Sep 10, 2023Rosy Slime Spike Gomphidius subroseusin or near Shoshone National Forest, WY · museum/herbarium specimen (RMS) · original record - 6
Sep 10, 2023Fool's Webcap Cortinarius orellanusin or near Shoshone National Forest, WY · museum/herbarium specimen (RMS) · original record - 7Sep 10, 2023Armillaria solidipesin or near Shoshone National Forest, WY · museum/herbarium specimen (RMS) · original record
- 8Sep 10, 2023Armillaria solidipesin or near Shoshone National Forest, WY · museum/herbarium specimen (RMS) · original record
- 9
Aug 23, 2023Sessile Earthstar Geastrum fimbriatumin or near Shoshone National Forest, WY · museum/herbarium specimen (RMS) · original record - 10Aug 23, 2023Pine Spikes Chroogomphus vinicolornear Lander, WY · museum/herbarium specimen (RMS) · original record
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How we built this page
269 records of mushrooms, shelf fungi and polypores (class Agaricomycetes) that fall inside this county's Census boundary. Licenses: 267 CC0 and 2 CC BY 4.0. See about the data for the full citation.