When: 2009-07-02

Collection location: Cambridge, Massachusetts, USA [Click for map]

Who: Kathryn Kauffman (k6logc)

No specimen available


Is there significance to the distinctive greenish band apparent in the photo of the pore surface fragment? When I squeezed a little piece of the cap that had broken off (after taking the picture on the leaf in the first image) the pore surface turned greenish. Perhaps the spores are greenish? Als...

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Could be X. fraternus
By: Gerhard Koller (Gerhard)
2009-07-03 04:54:01 CDT (-0400)

During my stay in the Smokies I found so many different look-a-likes of Xerocomellus that I am not sure about identity … but none of them were X. rubellus in the European sense which never has such a bright yellow pore surface.
Also the cap color seems to be too vividly bright red. Undoubtedly it is a close relative.

Is the European rubellus
By: Dave W (Dave W)
2009-07-03 02:58:31 CDT (-0400)

different from the one listed in the American guides? The guides I use indicate that B. campestris and X. rubellus (= B. rubellus) are nearly identical. Online, Kuo includes a “point system” for distinguishing one vs. the other, but there doesn’t seem to be enough information here to score a good ID guess.

What about
By: Noah Siegel (Noah)
2009-07-02 23:02:42 CDT (-0400)

something like fraternus or campestris?

Clearly not X.rubellus in the original sense of Krombholz and our European species.
By: Gerhard Koller (Gerhard)
2009-07-02 20:54:26 CDT (-0400)

This is clearly different from the European X.rubellus.