{"id":10900,"date":"2024-10-22T22:29:39","date_gmt":"2024-10-22T21:29:39","guid":{"rendered":"https:\/\/micologica-barakaldo.org\/?p=10900"},"modified":"2024-10-22T22:29:39","modified_gmt":"2024-10-22T21:29:39","slug":"russula-albonigra","status":"publish","type":"post","link":"https:\/\/micologica-barakaldo.org\/eu\/russula-albonigra\/","title":{"rendered":"Russula albonigra"},"content":{"rendered":"<div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-padding-bottom:50px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_1_2 1_2 fusion-one-half fusion-column-first\" style=\"--awb-bg-size:cover;width:48%; margin-right: 4%;\"><div class=\"fusion-column-wrapper fusion-flex-column-wrapper-legacy\"><div class=\"fusion-text fusion-text-1\"><p>&nbsp;<\/p>\n<p style=\"text-align: justify;\"><strong><em>Russula albonigra<\/em><\/strong><strong> (Krombh.) <\/strong><strong>Fr<\/strong>., Hymenomycetes europaei: 440. 1874<\/p>\n<p style=\"text-align: justify;\">Mycobank: <a href=\"https:\/\/www.mycobank.org\/MB\/163742\">\u00a0<span style=\"color: #0000ff;\">163742<\/span><\/a><\/p>\n<p style=\"text-align: justify;\">Caracteres macrosc\u00f3picos. <em>P\u00edleo<\/em> de 50-120 mm de di\u00e1metro, inicialmente convexo, pronto extendido y umbilicado o deprimido; margen espeso, incurvado, regular, al principio blanco, concolor en la madurez; superficie pileica poco inicialmente viscosa o lubrificada, pronto seca, afieltrada, al principio blanca, despu\u00e9s desde el centro pardo-amarillo a pardo-negruzco. <em>L\u00e1minas<\/em> moderadamente apretadas, con lam\u00e9lulas, intervenadas, de hasta 8 mm de anchura, adnato-decurrentes, blancas, se manchan de negro en las heridas o al frotar; arista entera y concolor, ennegreciendo al final. <em>Est\u00edpite<\/em> de 30-60 \u00d7 20-35 mm, m\u00e1s o menos cil\u00edndrico algo ensanchado hacia las l\u00e1minas, pleno, muy duro, pruinoso, blanco y quedando mucho tiempo debajo de las l\u00e1minas, pardo-negruzco desde la base. <em>Contexto<\/em> espeso, duro, blanco, despu\u00e9s rojizo-sucio y r\u00e1pidamente gris-pizarra a negruzco en unos minutos; sabor no acre, mentolado, olor poco destacable. Reacciones macroqu\u00edmicas: Guayaco r\u00e1pida e intensa, Sulfato de hierro pardo naranja d\u00e9bil.<\/p>\n<p style=\"text-align: justify;\">Caracteres microsc\u00f3picos. <em>Basidiosporas <\/em>de (6,6) 7,8 \u00b1 0,86 (8,8) \u00d7 (5,7) 6,2 \u00b1 0,46 (7,6) \u03bcm; Q = 1,2 \u00b1 0,10 (1,4); subglobosas a elipsoides, con gruesa ap\u00edcula, con verrugas bajas, obtusas de hasta 0,2 \u00b5m, con ret\u00edculo parcial en otros casos con finos conectivos m\u00e1s marcados, dando un aspecto cebrado, ocasionalmente con verrugas aisladas. Esporada blanca. <em>Cistidios <\/em>de hasta 90 \u00d7 10 \u00b5m, abundantes, subcil\u00edndricos o fusiformes, rematados en el \u00e1pice con un corto ap\u00e9ndice, con amplias inclusiones de aspecto aceitoso gris\u00e1ceo-amarillento que se pueden observar en sulfovainilla. <em>Pileipellis<\/em> formada por pelos abundantes, anchos, poco ramificados, septados, cilindr\u00e1ceos, de hasta \u00d710\u00b5m, dermatocistidios escasos, septados, obtusos o apendiculados, de hasta \u00d77\u00b5m, con contenido lip\u00eddico similar a los cistidios.<\/p>\n<p style=\"text-align: justify;\">Ecolog\u00eda. En verano y oto\u00f1o en bosques de planifolios y de con\u00edferas. Distribuci\u00f3n. Poco com\u00fan. R.\u00a0Fotograf\u00eda. Jos\u00e9 A. Mu\u00f1oz S\u00e1nchez.<\/p>\n<p style=\"text-align: justify;\">Citar como: MU\u00d1OZ, J. A. (2024). <em>Russula albonigra<\/em> (Krombh.) Fr., micol\u00f3gica-barakaldo.org [en l\u00ednea]. Fichas Micol\u00f3gicas, 880 (Actualizada el 23-X-2024). ISSN 2660-633X. [consultado el xx\/xx\/xxx] https:\/\/micologica-barakaldo.org\/Russula-albonigra\/<\/p>\n<p style=\"text-align: justify;\">\u00a0<\/p>\n<p style=\"text-align: justify;\">\u00a0<\/p>\n<\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-1 fusion_builder_column_1_2 1_2 fusion-one-half fusion-column-last\" style=\"--awb-bg-size:cover;width:48%;\"><div class=\"fusion-column-wrapper fusion-flex-column-wrapper-legacy\"><div class=\"fusion-image-element in-legacy-container\" 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