Observation 147343: Meripilus giganteus (Pers.) P. Karst., Bidr.
When: 2013-09-19
(46.3352° 13.5679° 480m)

Notes: Code: Bot_750/2013_DSC0349

Habitat: Light, mixed, predominantly hardwood woodland, dominant Fagus sylvatica, Picea abies, Quercus sp., Fraxinus excelsior, Corylus avellana; nearly flat terrain, cretaceous clastic rock (flysh), partly rain protected by trees canopies, mostly in shade, precipitations ~3.000 mm/year, average temperature 8-10 deg C, elevation 480 m (1.575feet), alpine phytogeographical region.

Substratum: a large stump and roots of a cut down tree in its final stage of disintegration; tree species undistinguishable; most probably Fagus sylvatica, but possibly also Quercus sp. (several trees growing in the vicinity).

Place: Bovec basin, Humčič hill, East Julian Alps, Posočje, Slovenia EC

Comments: Growing solitary (probably a single mycelium), however in three groups of pilei on the same tree; they were about 1 m (3 feet) apart, the largest group about 40 cm (16 inch) in diameter; flesh strongly fibrous; SP whitish; pore surface bruising when handled, first ochre, then brown, then blackish, but not fast, the process takes several ten minutes.

Nikon D700/Nikkor Micro 105mm/f2.8

Proposed Names

85% (1)
Eye3 Eyes3
Recognized by sight
Used references: (1) S.Buczacki, Collins Fungi Guide, Collins (2012), p 505.
(2) R.Phillips, Mushrooms, Macmillan (2006), p 301.5.(3) G.J.Krieglsteiner (Hrsg.), Die Grosspilze Baden-Württembergs, Band 1, Ulmer (2000), p 547.
(4) M.Bon, Parey’sBuch der Pilze, Kosmos (2005), p 314.
(5) R.Lueder, GrundkursPilzbestimmung, Quelle& Meyer (2008), p 338.
(6) R.M. Daehncke, 1200 Pilze in Farbfotos, AT Verlag (2009), p 1065.
Based on microscopic features: Spores smooth. Dimensions: 5.7 (SD= 0.3) x 4.8 (SD= 0.2) μ, Q= 1.2 (SD= 0.06), n= 30. Olympus CH20, NEA 100x/1.25, magnification 1.000 x, oil, in water.AmScope MA500 digital camera.
Based on chemical features: Taste strong, mushroomy, unpleasant; smell slightly unpleasant, indistinctive.

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Eye3 = Observer’s choice
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Created: 2013-10-05 09:25:15 CDT (-0400)
Last modified: 2013-10-05 09:25:22 CDT (-0400)
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