Observation 76482: Ganoderma oregonense Murrill
When: 2011-09-17
No herbarium specimen

Notes: This large pithy G. oregonense was monitored here at Watershed park on a dead Western Hemlock stump from 8/20/11 to 9/17/11. Images of middle growth were taken on 8/27/11. After collecting today we thinly sliced and dehydrated this specimen for later use as medicinal tea.

Temp has been from mid 70’s to 90’s in the last few weeks. Very low precipitation recorded during this specimens growth period.

Species Lists

Images

169046
Taken 9/17/11 at full maturity.
169047
Taken 9/17/11
169048
Taken 9/17/11
169049
Cross section shows—-White, thick pith above (dark brown) spore bearing tubes.
169052
Image taken 8/20/11 in very soft, initial growth stage.
169056
Image taken on 8/27/11—- one week after initial growth was viewed.
Deep red, yellow and tan varnish rings already beginning to form on the top of sporocarp-small stem beginning to become evident.
Still bulbous and not beginning to drop spores yet.
169057
Image taken on 8/27/11—- one week after initial growth was viewed.
Deep red, yellow and tan varnish rings already beginning to form on the top of sporocarp-small stem beginning to become evident.
Still bulbous and not beginning to drop spores yet.
169068
Images taken 9/17/11
169069
Images taken 9/17/11
169070
Images taken 9/17/11

Proposed Names

90% (2)
Eye3 Eyes3
Recognized by sight: 3 pores per mm measured and referenced in below images.

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Eye3 = Observer’s choice
Eyes3 = Current consensus

Comments

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Good work
By: ndoll
2011-09-23 13:18:48 PDT (-0700)

Ganoderma oregonense Murrill is described having 2-3 pores per 1 millimeter. Your observation illustrated (2)3-4 and up to 5. Those measurements are sometimes normal for G. oregonense, because temperature has a tendency to depress some expressions of growth.

Created: 2011-09-17 15:57:43 PDT (-0700)
Last modified: 2011-09-23 13:26:21 PDT (-0700)
Viewed: 189 times, last viewed: 2016-11-06 16:06:24 PST (-0800)
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