Observation 72488: Royoporus badius (Pers.) A.B. De

When: 2011-06-16

Collection location: Lepena valley, Posočje, East Julian Alps, Slovenia [Click for map]

46.31066° 13.66008°

Who: amadej trnkoczy (amadej)

Specimen available

Code: Bot_523/2011_DSC8095

Habitat: Mixed mountain forest, dominant Fagus sylvatica with some Picea abies and Ostrya carpinifolia, almost flat terrain near a mountain stream, humid, mostly shade, limestone bedrock, partly protected from direct rain by tree canopies, average precipitations ~ 3.000 mm/year, average temperature 7-9 deg C, elevation 500 m (1.650 feet), alpine phytogeographical region.

Substratum: Fallen and heavily rotten trunk of deciduous tree (probably Fagus sylvatica) 25 – 30 cm (10-15 inch) in diameter.

Place: Lepena valley, near confluence of mountain stream Šumnik and Lepenica river, East Julian Alps, Posočje, Slovenia EC

Comments: Growing in a group of 5 sporocarps on a fallen log, pileus diameter up to 20 cm (8 inch), flesh soft leathery when moist and very hard and thin when dry, upper surface shiny, not bruising, causing white rot; SP almost white.

Nikon D700 / Nikkor Micro 105mm/f2.8

Proposed Names

85% (1)
Eye3 Eyes3
Recognized by sight
Used references: (1) Personal communication with Mr. Anton Poler.
(2) A.Bernicchia, Polyporaceae s.l., Edizioni Candusso (2005), p 458.
(3) D.Arora, Mushrooms Demystified, Ten Speed Press, Berkeley (1986), p 562.
(4) http://www.rogersmushrooms.com/....
(5) R.M. Daehncke, 1200 Pilze in Farbfotos, AT Verlag (2009), p 1061.
(6) http://www.mushroomexpert.com/polyporus_badius.html .
(7) http://mykoweb.prf.jcu.cz/polypores/list_p.html.
Based on microscopic features: Spore dimensions: Smooth, elliptic. Dimensions: 6.9 (SD = 0.7) x 3.6 (SD = 0.3) micr., Q = 1.92 (SD = 0.19), 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: 2011-07-24 05:19:53 AEST (+1000)
Last modified: 2011-07-24 05:29:40 AEST (+1000)
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