Observation 23226: Boletus edulis Bull.

When: 2009-07-15

Collection location: Forest near Elgin St., Pembroke, Ontario, Canada [Click for map]

Who: Paul Derbyshire (Twizzler)

No specimen available

Found in Zone 05, within three feet of the boundary with Zone 04. Besides the coarse and deep stem reticulation, it’s quite club-footed. At the base of a big old Pinus strobus in an area with Pinus resinosa, Betula papyrifera, and possibly Acer sp. and Betula allegheniensis nearby.

Proposed Names

45% (3)
Recognized by sight: Conspicuous stem reticulation
92% (3)
Recognized by sight: Penny-bun brown cap, suggesting the common name Penny-bun bolete in England; reticulate stipe becoming somewhat bulbous at the base, with abundant litter adhering to the base of stipe. I’d eat it as that.

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= Observer’s choice
= Current consensus


Add Comment
It looks still young.
By: Gerhard Koller (Gerhard)
2009-07-18 02:07:56 CEST (+0200)
It was…
By: Paul Derbyshire (Twizzler)
2009-07-17 05:11:29 CEST (+0200)

…no bigger than my fist. Isn’t B. edulis larger, and var. grandedulis bigger still?

What about Boletus edulis var. grandedulis?
By: Gerhard Koller (Gerhard)
2009-07-17 00:30:15 CEST (+0200)

This certainly looks a little bit different from var. edulis.