{"id":7807,"date":"2023-09-03T19:31:29","date_gmt":"2023-09-03T18:31:29","guid":{"rendered":"https:\/\/micologica-barakaldo.org\/?p=7807"},"modified":"2024-01-18T20:50:27","modified_gmt":"2024-01-18T19:50:27","slug":"fomitopsis-betulina","status":"publish","type":"post","link":"https:\/\/micologica-barakaldo.org\/eu\/fomitopsis-betulina\/","title":{"rendered":"Fomitopsis betulina"},"content":{"rendered":"

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Fomitopsis betulina<\/em><\/strong> (Bull.) B.K. Cui, M.L. Han & Y.C. Dai<\/strong>, Fungal Diversity 80: 359. 2016<\/p>\n

MycoBank: 812646<\/a><\/span><\/p>\n

Caracteres macrosc\u00f3picos. Basidiomas<\/em> anuales, pileados, s\u00e9siles, aislados. P\u00edleo<\/em> de hasta 300 mm de anchura y 60 mm de espesor, dimidiado o reniforme, fijado al sustrato por una amplia zona, en ocasiones formando un pseudoest\u00edpite rudimentario, superficie lisa, fina o lacada, membranosa que se fisura longitudinalmente, de color crema blanquecino, m\u00e1s tarde ocre-marr\u00f3n a gris-ocre. Himen\u00f3foro<\/em>, en la parte inferior del p\u00edleo, formado por tubos, monoestratificados, irregulares, de hasta 10 mm de espesor, primero blancos despu\u00e9s crema-blanquecino a crema ocr\u00e1ceo en la madurez; poros redondeados de 3-5 por mm. Contexto<\/em> grueso, primero blando, suberoso, m\u00e1s tarde cori\u00e1ceo, de color blanquecino o crema; olor agradable, sabor amarescente o acidulado.<\/span><\/p>\n

Caracteres microsc\u00f3picos. Basidi\u00f3sporas<\/em> de 5,0 – 6,5 \u00d7 1,5 – 2,0 \u00b5m, Q = 2,5-3,5; alantoides, lisas, hialinas, bigutuladas. Basidios<\/em> de hasta 30 \u00d7 6 \u00b5m, claviformes, bisp\u00f3ricos o tetrasp\u00f3ricos, juntas con f\u00edbulas. Cistidios <\/em>ausentes. Sistema de hifas<\/em> dim\u00edtico. Hifas generativas<\/em> del contexto de hasta \u00d74 \u00b5m, hialinas, con pared delgada, entremezcladas, ramificadas, juntas con f\u00edbulas. Hifas esquel\u00e9ticas de hasta \u00d78 \u00b5m, con pared gruesa, hialinas, entremezcladas, poco ramificadas, juntas sin f\u00edbulas.<\/span><\/p>\n

Ecolog\u00eda. Especie sapr\u00f3fita o par\u00e1sita sobre ramas y troncos muertos de Betula spp., <\/em>provocando podredumbre parda. Distribuci\u00f3n Relativamente com\u00fan, C. Fotograf\u00eda Jos\u00e9 A. Mu\u00f1oz S\u00e1nchez.<\/span><\/p>\n

Citar como: MU\u00d1OZ, J. A. (2023). Fomitopsis betulina<\/em> (Bull.) B.K. Cui, M.L. Han & Y.C. Dai, micol\u00f3gica-barakaldo.org [en l\u00ednea]. Fichas Micol\u00f3gicas, 774 (Actualizada el 02-IX-2023). ISSN 2660-633X. [consultado el xx\/xx\/xxx] https:\/\/micologica-barakaldo.org\/Fomitopsis-betulina\/<\/a><\/span><\/p>\n

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