Brittle Bladder Fern Rust
Hyalopsora polypodii (Pers.) Magnus
Edibility
Edibility unknown — do not eat
Never eat a wild mushroom based on this site or any app.
Lookalikes
No lookalikes are recorded for this species yet. That does not mean there are none. Many mushrooms look alike, so never rely on appearance alone.
Season
When this species has been recorded, by month, from open-licensed US and Canada observations. It shows when people report it, not a guarantee it is fruiting.
The highlighted bar is the current month.
View season data as a table
| Month | Records |
|---|---|
| January | 0 |
| February | 3 |
| March | 2 |
| April | 1 |
| May | 47 |
| June | 123 |
| July | 171 |
| August | 101 |
| September | 30 |
| October | 13 |
| November | 3 |
| December | 0 |
Where it is found
States and provinces with the most records. Check the foraging rules for the place you plan to visit.
- Wisconsin 59 records · Foraging rules
- California 54 records · Foraging rules
- Ontario 52 records · Foraging rules
- New York 29 records · Foraging rules
- Colorado 26 records · Foraging rules
- Idaho 25 records · Foraging rules
- British Columbia 23 records · Foraging rules
- Utah 20 records · Foraging rules
- Wyoming 19 records · Foraging rules
- Montana 17 records · Foraging rules
- Nebraska 14 records · Foraging rules
- Illinois 13 records · Foraging rules
- Ohio 13 records · Foraging rules
- Arizona 12 records · Foraging rules
- Iowa 12 records · Foraging rules
Show 25 more
- Vermont11 records
- Delaware10 records
- Washington9 records
- Quebec8 records
- Pennsylvania8 records
- Alberta7 records
- Massachusetts5 records
- Connecticut5 records
- Alaska5 records
- Indiana4 records
- New Hampshire3 records
- Maryland3 records
- Manitoba2 records
- Missouri2 records
- North Carolina2 records
- Oregon2 records
- Virginia2 records
- Newfoundland and Labrador2 records
- West Virginia2 records
- Minnesota2 records
- Yukon1 records
- Michigan1 records
- Tennessee1 records
- Mississippi1 records
- Northwest Territories1 records
More in the genus Hyalopsora
- No photo yet
Oak Fern Rust
Hyalopsora aspidiotus
Edibility unknown — do not eat - No photo yet
Hyalopsora cheilanthis
Edibility unknown — do not eat - No photo yet
Hyalopsora pasadenae
Edibility unknown — do not eat - No photo yet
Maidenhair Rust
Hyalopsora adianti-capilli-veneris
Edibility unknown — do not eat - No photo yet
Hyalopsora pellaeicola
Edibility unknown — do not eat
Never eat a wild mushroom based on this site or any app. See safety basics and the disclaimer.