Observation 74016: Heterobasidion occidentale Otrosina & Garbel.

When: 2011-08-13

Collection location: Third Beach Trail, Olympic National Park, La Push, Washington, USA [Click for map]

Who: Drew Henderson (Hendre17)

No specimen available

Massive conks covering the base of a large old growth Douglas fir tree.
Lara Boyd pictured below for scale.

No red belt evident- and very irregular(wavy shape) to all conks- could be a less colorful form of F. pinicola.

Proposed Names

18% (2)
Used references: “National Audubon Society Field Guide To North American Mushrooms”-Lincoff (pg. 465)
84% (1)
Used references: Otrosina, William J. and Matteo Garbelotto. 2010. Heterobasidion occidentale sp. nov. and Heterobasidion irregulare nom. nov.: A disposition of North American Heterobasidion biological species. Fungal Biology 114: 16-25.

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Eye3 = Observer’s choice
Eyes3 = Current consensus


Add Comment
Thanks Darvin-
By: Drew Henderson (Hendre17)
2011-08-15 22:50:18 EDT (-0400)

Appreciate the resources and ID with these ones…

Created: 2011-08-15 16:56:21 EDT (-0400)
Last modified: 2011-08-15 22:23:35 EDT (-0400)
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