Observation 81707: Auricularia mesenterica (Dicks.) Pers.

When: 2011-10-22

Collection location: Lower Trenta Valley, East Julian Alps, Posočje, Slovenia [Click for map]

46.34859° 13.67895°

Who: amadej trnkoczy (amadej)

No specimen available

Code: Bot_563/2011_DSC0389

Habitat: Mixed wood, dominant Fagus sylvatica, Picea abies, Pinus. sp, Larix decidua, Ostrya carpinifolia, Fraxinus ornus, etc.; South inclined mountain slope, quite rocky ground, calcareous bedrock; rather dry and warm place, partly in shade, exposed to direct rain, average precipitations ~ 3.000 mm/year, average temperature 5-7 deg C, elevation 890 m (2.900 feet), alpine phytogeographical region.

Substratum: Large, dead fallen Fagus sylvatica trunk, partly rotten, partly still in bark.

Place: Above the trail from abandoned hamlet Lemovlje to TV repeater, Planina Lemovlje, Trenta valley, East Julian Alps, Posočje, Slovenia EC

Comments: Fruit body gelatinous, rubbery when moist and very hard when dry. Lower side coarsely wrinkled. Pileus diameter up to 7 cm (3 inch), SP crème-gray (oac879), huts from light beige-gray (oac879) to almost black (oac901), hairy; hymenophore violet-brown (oac635).

Nikon D700 / Nikkor Micro 105mm/f2.8 and Canon G11, 6.1-30mm/f2.8-4.5

Species Lists


Spore dimension data in Ref.1. is probably a mistake.

Proposed Names

85% (1)
Eye3 Eyes3
Recognized by sight
Used references: (1) R.Phillips, Mushrooms, Macmillan (2006), p 349.
(2) G.J.Krieglsteiner (Hrsg.), Die Grosspilze Bade-Württembergs, Band 1, Ulmer (2000), p 62.
(3) M.Bon, Parey’s Buch der Pilze, Kosmos (2005), p 324.
(4) http://www.leifgoodwin.co.uk/... .
(5) W.Rothmaler, Exkursionsflora von Deutschland, Vol.1, Niedere Pflanzen, Elsevier, 3.Auflage, (1994), p 316.
Based on microscopic features: Spores smooth, cylindrical, sausage like. Dimensions: 16.4 (SD = 1.0) x 5.8 (SD = 0.3) micr., Q = 2.82 (SD = 0.14), n = 30. Motic B2-211A, magnification 1.000 x, oil, in water.

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Eye3 = Observer’s choice
Eyes3 = Current consensus


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Created: 2011-11-08 13:29:08 PST (-0800)
Last modified: 2011-11-08 13:34:22 PST (-0800)
Viewed: 110 times, last viewed: 2018-06-20 05:05:17 PDT (-0700)
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