Observation 67782: Rhytisma acerinum (Persoon) Fries
When: 2011-03-18
(46.33874° 13.54088° )
Herbarium specimen reported

Notes: Code: Bot_496/2011_IMG4071

Habitat: Mixed forest, moderately south inclined slope, relatively humid and warm place, cretaceous clastic rock (flysh) bedrock, in shade, partly protected from direct rain by tree canopies, average precipitations ~ 3.000 mm/year, average temperature 8-10 deg C, elevations 510 m (1.700 feet), alpine phytogeographical region.

Substratum: Acer pseudoplatanus rotten leaf on ground (from previous year).

Place: Bovec basin, near the road from Bovec to Plužna village, East Julian Alps, Posočje, Slovenia EC

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

Species Lists


Leaf cross section at magnification 400 x; up ‘crust’, middle hymenium, bottom leaf tissue.
Leaf cross section at 40 x magnification.
Cross section of upper surface of fungus at 400 x magnification.
Upper surface of fungus in indirect light at magnification 40 x.

Proposed Names

91% (2)
Eye3 Eyes3
Recognized by sight
Used references: (1) ID confirmed by Mgr. Gabriel Seljak , Agricultural and Forestry Service, Nova Gorica, Slovenia.
(2) http://www.mycokey.com/...
Based on microscopic features: Motic B2-211A, at magnification 40 x and 400 x, in water and indirect light at magnification 40 x.

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Eye3 = Observer’s choice
Eyes3 = Current consensus


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Created: 2011-05-21 11:24:34 PDT (-0700)
Last modified: 2011-05-21 12:03:19 PDT (-0700)
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