{"id":3456,"date":"2020-04-10T10:23:49","date_gmt":"2020-04-10T09:23:49","guid":{"rendered":"https:\/\/micologica-barakaldo.org\/?p=3456"},"modified":"2021-01-05T22:12:59","modified_gmt":"2021-01-05T21:12:59","slug":"cortinarius-xanthophyllus","status":"publish","type":"post","link":"https:\/\/micologica-barakaldo.org\/eu\/cortinarius-xanthophyllus\/","title":{"rendered":"Cortinarius xanthophyllus"},"content":{"rendered":"

Caracteres macrosc\u00f3picos<\/em>. P\u00edleo de hasta 110 mm de di\u00e1metro, primero hemisf\u00e9rico, despu\u00e9s convexo a plano convexo finalmente extendido, margen incurvado largo tiempo, cut\u00edcula pil\u00e9ica separable, viscosa en tiempo h\u00famedo, brillante, lisa, de color rojo cobre, con tonos marr\u00f3n oliv\u00e1ceo, p\u00farpura lilacino hacia el margen. L\u00e1minas bastante apretadas, arqueadas, con numerosas lam\u00e9lulas, anchas de hasta 8mm, escotado-adnatas o decurrentes por un diente, de color amarillo sulfurino, amarillo oliv\u00e1ceo, despu\u00e9s amarillo oliv\u00e1ceo pardo, arista entera o algo erosionada y concolor. Est\u00edpite hasta 90×20 mm, cil\u00edndrico, con bulbo marginado de hasta 30mm, fibrilloso radialmente, de color amarillo sulfurino o amarillo verdoso, cortina abundante pero fugaz, amarillo p\u00e1lido. Contexto espeso, firme, blanquecina en el p\u00edleo, violeta bajo la cut\u00edcula, amarillo verdoso en el est\u00edpite, olor y sabor poco destacados. Reacciones qu\u00edmicas: KOH (20%) en la cut\u00edcula pileica, roj0 granate, rojo vinoso en el contexto.<\/p>\n

Caracteres microsc\u00f3picos<\/em>. Basidi\u00f3sporas de 10,5-12,5 x 5,5-6,5 \u00b5m \/ Q = 1,7-2,0, oblongas, citriformes, adornadas con gruesas verrugas maculiformes, amarillo-leonado claro con KOH al 2%. Esporada marr\u00f3n-ferruginoso. Pileipellis filamentosa, gelificada, con hifas de entremezcladas, de hasta x8 \u00b5m, cil\u00edndricas, septadas, con pigmentaci\u00f3n ocre-amarillo, juntas con fibuladas.<\/p>\n

Ecolog\u00eda<\/em>. En verano y oto\u00f1o en bosques de frondosas (Quercus<\/em> y Fagus<\/em>), sobre todo en suelos \u00e1cidos. Distribuci\u00f3n.<\/em> Poco frecuente.<\/p>\n

Citar como: Mu\u00f1oz S\u00e1nchez, J.A. \u201cCortinarius xanthophyllus<\/em> (Cooke) Rob. Henry\u201d. micol\u00f3gica-barakaldo.org [en l\u00ednea]. Fichas micol\u00f3gicas, n\u00ba 447, 10\/04\/2020 [consultado el (fecha)]. Disponible en https:\/\/micologica-barakaldo.org\/Cortinarius-xanthophyllus\/<\/a><\/p>\n

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