Pseudomerulius aureus
Picture credit: Czech Wikipedia
Synonyms
Merulius aureus Fr.
Merulius croceus (Pers.) Duby
Merulius vastator Fr.
Plicatura aurea (Fr.) Parmasto
Serpula aurea (Fr.) P. Karst.
Xylomyzon croceum Pers.
Xylomyzon solare Pers.
Description
Fruit body: 5-15 cm broad, approximately 2 mm thick; a spreading, wrinkled crust on the underside of logs; bright orange to golden brown, paler yellow-gold at margin; surface extensively folded and wrinkled.
Spores: cylindrical, smooth; 3.5-4.5 x 1.0-2.0 µm.
Spore deposit: white to yellowish.
Habitat and habitat: on undersides of dead, bark-less conifer logs. Found in Europe and North America. August-October.
Edibility: Not edible.
Polysaccharides extracted from the mycelial culture of P. aureus and administered intraperitoneally into white mice at a dosage of 300 mg/kg inhibited the growth of Sarcoma 180 and Ehrlich solid cancers by 100% (Ohtsuka et al., 1973).
References
Ohtsuka S, Ueno S, Yoshikumi C, Hirose F, Ohmura Y, Wada T, Fujii T, Takahashi E.
Polysaccharides having an anticarcinogenic effect and a method of producing them from species of Basidiomycetes.
UK Patent 1331513, 26 September 1973.
Last modified: 13-Aug-2008