Observation 73644: Ganoderma oregonense Murrill

When: 2011-08-06

Collection location: Watershed Park, Olympia, Washington, USA [Click for map]

Who: Drew Henderson (Hendre17)

No specimen available

Rapid growth evident from 7/24/2011(little marshmallow nub) to 8/6/2011(Starting to release spores)- in only 2 short weeks this G. oregonense has nearly reached maturity.

Saprophytic rot of a fallen Tsuga heterophylla(Western Hemlock).

Temp: mid 70’s, overcast, low precipitation.

Species Lists


Taken 7/24/2011- 1 inch soft nub.
Taken 7/30/2011 beginning to show red/orange varnish.
Taken 8/6/2011- beginning to plane, form a stalk and drop spores(evident brown spore dust on top of varnish).

Proposed Names

86% (1)
Eye3 Eyes3
Recognized by sight: measured 3 pores per MM- indicating G. oregonense.
G. tsugae has generally 4-6 pores per MM.

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Eye3 = Observer’s choice
Eyes3 = Current consensus


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Created: 2011-08-08 16:52:38 PDT (-0700)
Last modified: 2011-08-08 16:52:39 PDT (-0700)
Viewed: 58 times, last viewed: 2017-12-14 14:39:58 PST (-0800)
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