Observation 24884: Paxillus involutus (Batsch) Fr.

When: 2009-09-01

Collection location: Aptos, California, USA [Click for map]

Who: Shane Marsh (Mushane)

No specimen available

Proposed Names

63% (3)
Recognized by sight
60% (2)
Recognized by sight: Dark staining on gills and stipe, even on young specimens; likely mycorrhizal with birch. Personal cultivation of P. involutus with birch.

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Eye3 = Observer’s choice
Eyes3 = Current consensus


Add Comment
birch or aspen
By: Shane Marsh (Mushane)
2009-09-02 01:24:03 CDT (-0400)

probably paper birch

Agree Paxillus.
By: Daniel B. Wheeler (Tuberale)
2009-09-02 00:35:55 CDT (-0400)

Paxillus involutus is often mycorrhizal with birch species, especially in park situations. Without some indication of possible host species nearby, this must remain merely Paxillus sps.

Created: 2009-09-01 22:12:25 CDT (-0400)
Last modified: 2009-09-01 22:12:25 CDT (-0400)
Viewed: 35 times, last viewed: 2017-06-06 03:19:04 CDT (-0400)
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