Fungus · GBIF taxon 2524693
powdery sulfur bolete
Pulveroboletus raveneliiAlso known as Ravenel's Bolete
Ravenel's bolete stands out on the forest floor, initially encased in a bright sulfur-yellow powdery veil that coats both the cap and stem. As the fruiting body expands, this powdery coating breaks apart to leave a delicate ring on the upper stem and reveal a reddish-brown to orange cap surface underneath. Pressing the yellow pore layer on the underside triggers a rapid color change to dark blue-green, a classic reaction among many boletes.
Powdery VeilWoodland FungusBright Yellow
1 / 7—observations
—countries
—peak records
Not EvaluatedConservation statusIUCN Red List categoriesLCNTVUENCREWEXNot Evaluated — not placed on the risk ladderRed List categories, explained →
Diet & prey
- Mycorrhizal
Predators
- Slugs
- Fungus gnats
- Squirrels
ThreatsDeforestation, clear-cutting, and soil compaction
HabitatsMixed hardwood and conifer forests, especially near oaks and pines
Life spanFruiting bodies persist 1–2 weeks; underground mycelium lives for years
Size / weightNot available
Classification
- OrderBoletales
- FamilyBoletaceae
- GenusPulveroboletus
- SpeciesPulveroboletus ravenelii
Range data is not available yet.
Interaction riskLow
- Low
- Moderate
- High
- Very high
- Why interaction risk is low
- Many wild mushrooms have toxic look-alikes; never consume wild fungi based on app identification alone.
Responsible observation
- Inspect the veil: Look for bright yellow powder coating the cap and stem of young specimens.
- Check for bruising: Gently touch the pore surface to observe a rapid blue-green color change.
- Examine nearby trees: Search the leaf litter around mature oaks and pines after heavy rain.
Image unavailableClose Relative 
Family Relative (c) Davide Puddu, some rights reserved (CC BY), uploaded by Davide Puddu · cc-by
Order Relative (c) Davide Puddu, some rights reserved (CC BY), uploaded by Davide Puddu · cc-by
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