Polyporus campestris (Quelet 1872) Krieglsteiner 1999, Syn.: Dichomitus campestris, Trametes campestrisSlo.: hrastov blazinecCauses white rot.Dat.: Dec. 31. 2011Lat.: 46.35079 Long.: 13.56259Code: Bot_ 585/2011_DSC2076Habitat: Steep mountain slope, south oriented, thermophilic hardwood forest, Fagus sylvatica, Ostrya carpinifolia, Corylus avellana, Pinus rubra; warm and dry place, calcareous rocky ground, partly in shade, partly protected from direct rain by tree canopies, average precipitations ~ 3.000 mm/year, average temperature 7-9 deg C, elevation 810 m (2.650 feet), alpine phytogeographical region.Substratum: still standing, dead trunk of Corylus avellana, still in bark, 6.5 cm (2.5 inch) in diameter, in initial stage of disintegration.Place: Bovec basin, below Mt. ukla, 1.767 m (5.798 feet), above Plajerjeva skala (Plajer's rock) place, East Julian Alps, Posoje, Slovenia EC Comments: Photography and description in dry state. Growing solitary about 1.5 m (5 feet) above ground. sporocarp dimensions: 11 x 6,5 cm (4.5 x 2.5 inch), 11 mm (7/16 inch) thick; perennial fruitbody with 5-6 pore layers 1 - 1.5 mm thick each, subiculum 1-2 mm thick; smell indistinctive; flesh very hard, very difficult to separate from the wood; (sterile) pore surface at the edges of the fruitbody black (oac908), reddish-ocher-brown (oac708), trama wood color (oac807). KOH 5% on trama distinctive, chestnut brown, on pores surface almost none. SP none.Ref.:(1)
www.mycobank.org/MycoTaxo.aspx?Link=T&Rec=459442 13-19 x 4-5.5 m(2) G.J.Krieglsteiner (Hrsg.), Die Grosspilze Bade-Wrttembergs, Band 1, Ulmer (2000), p 608. (3) R.Phillips, Mushrooms, Macmillan (2006), p 315. 9-12.5/3-5(4) A.Bernicchia, Polyporaceae s.l., Edizioni Candusso (2005), p 201. 12-17/3,5-5.