{"id":7906,"date":"2023-10-25T20:36:43","date_gmt":"2023-10-25T19:36:43","guid":{"rendered":"https:\/\/micologica-barakaldo.org\/?p=7906"},"modified":"2023-12-26T22:42:56","modified_gmt":"2023-12-26T21:42:56","slug":"russula-maculata","status":"publish","type":"post","link":"https:\/\/micologica-barakaldo.org\/eu\/russula-maculata\/","title":{"rendered":"Russula maculata"},"content":{"rendered":"

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Russula maculata <\/em>Qu\u00e9l. & Roze<\/strong>, <\/em>Bulletin de la Soci\u00e9t\u00e9 Botanique de France 24: 323, XXXI, t. 5:8. 1878<\/p>\n

MycoBank: 214247<\/a><\/span><\/p>\n

Caracteres macrosc\u00f3picos. P\u00edleo<\/em> de 40 – 100 mm primero hemisf\u00e9rico, pronto extendido y deprimido; margen obtuso, primero incurvado, un poco surcado en la madurez; superficie pileica lisa o un poco rugosa, separable hasta 1\/3 del radio, brillante, de color crema, con tonos rosados, a veces con tonos naranjas, rosa rojo, rojo carm\u00edn sobre todo en los basidiomas inmaduros, con el disco m\u00e1s crema o incluso blanquecino, con t\u00edpicas m\u00e1culas rojo rosa o pardo herrumbre. L\u00e1minas\u00a0 \u00a0 \u00a0 \u00a0 \u00a0apretadas, con lam\u00e9lulas, intervenadas o bifurcadas, obtusas en el margen, muy friables, anchas de hasta x 10 mm, redondeadas a m\u00e1s o menos libres en la inserci\u00f3n, cremas, despu\u00e9s amarillo p\u00e1lido; arista entera, manchada de herrumbre. Est\u00edpite de 40 – 80 \u00d7 10 – 20 mm, m\u00e1s o menos cil\u00edndrico, fr\u00e1gil, primero lleno, despu\u00e9s esponjoso, rugoso, blanquecino, a menudo manchado de rosado, pardo ferruginoso hacia la base. Contexto espeso, firme, quebradizo; olor suavemente afrutado, sabor de acre a muy acre en varios segundos. Reacciones macroqu\u00edmicas<\/em>: Guayaco de intensidad media y lenta, Sulfato de hierro rosa anaranjado p\u00e1lido.<\/p>\n

Caracteres microsc\u00f3picos. Basidi\u00f3sporas<\/em> de (8,2) 9,7 \u00b1 0,40 (11,1) \u00d7 (7,2) 7,8 \u00b1 0,30 (8,6) \u03bcm; Q = 1,20 \u00b1 0,05 (1,3); subglobosas o largamente elipsoidales, con gruesa ap\u00edcula, con verrugas obtusas o c\u00f3nicas de hasta 1 \u00b5m, aisladas o formando crestas gruesas o con finos conectivos dando sensaci\u00f3n de ret\u00edculo incompleto. Esporada amarilla. Cistidios de hasta 100 \u00d7 13 \u00b5m, abundantes, subcil\u00edndricos o fusiformes, rematados en el \u00e1pice con un corto ap\u00e9ndice, con reacci\u00f3n intensa a la sulfovainillina. Pileipellis formada por pelos cil\u00edndricos, delgados, poco ramificados, septados, con los elementos terminales cil\u00edndrico-obtusos, de hasta \u00d74\u00b5m; dermatocistidios abundantes, claviformes, fusiformes o subcil\u00edndricos, con el \u00e1pice redondeado, de hasta \u00d712 \u00b5m, reacci\u00f3n en\u00e9rgica a la sulfovainilla.<\/p>\n

Ecolog\u00eda. En verano y oto\u00f1o, en bosques de frondosas (Quercus spp<\/em>. y Fagus sylvatica<\/em>). Distribuci\u00f3n. Poco frecuente, R. Fotograf\u00eda. Jos\u00e9 A. Mu\u00f1oz S\u00e1nchez.<\/p>\n

Citar como: MU\u00d1OZ, J. A. (2023). Russula maculata <\/em>Qu\u00e9l. & Roze, micol\u00f3gica-barakaldo.org [en l\u00ednea]. Fichas Micol\u00f3gicas, 784 (Actualizada el 25-X-2023). ISSN 2660-633X. [consultado el xx\/xx\/xxx] https:\/\/micologica-barakaldo.org\/Russula-maculata\/<\/a><\/span><\/p>\n<\/div>

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