{"id":10043,"date":"2024-01-21T22:29:34","date_gmt":"2024-01-21T21:29:34","guid":{"rendered":"https:\/\/micologica-barakaldo.org\/?p=10043"},"modified":"2024-01-21T22:30:38","modified_gmt":"2024-01-21T21:30:38","slug":"heterobasidion-annosum","status":"publish","type":"post","link":"https:\/\/micologica-barakaldo.org\/eu\/heterobasidion-annosum\/","title":{"rendered":"Heterobasidion annosum"},"content":{"rendered":"

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Heterobasidion annosum<\/em><\/strong> (Fr.) Bref.<\/strong>, Unters. Gesammtgeb. Mykol. (Leipzig) 8: 154. 1888<\/p>\n

MycoBank: 119859<\/a><\/span><\/p>\n

Caracteres macrosc\u00f3picos. Basidiomas<\/em> plurianuales, pileados, inicialmente resupinado, dimidiados o alargados. P\u00edleo<\/em> de hasta 200 mm de anchura y 90 mm de espesor, fijado al sustrato por una amplia zona; superficie pileica irregularmente nodulosa, zonado conc\u00e9ntricamente, gibosa, afieltrado al principio, despu\u00e9s glabro, de color marr\u00f3n, marr\u00f3n oscuro o negruzco; margen sinuoso, redondeado, concolor, zona de crecimiento blanquecina. Himen\u00f3foro<\/em>, formado por tubos, pluriestratificados, blanquecinos o crema rosado; poros normalmente redondeados o angulares, hasta 5 por mm, concolor a los tubos. Contexto<\/em> suberoso, azonada, hasta 10 mm, blanquecino; sin olor f\u00fangico, sabor poco destacable.<\/p>\n

Caracteres microsc\u00f3picos. Basidi\u00f3sporas <\/em>de (4,4) 5,2 \u00b1 0,60 (6,0) \u00d7 (3,8) 4,3 \u00b1 0,3 (4,7); Q = 1,2 \u00b1 0,1; ovales o subglobosas, finamente espinosas, con paredes delgadas, apiculadas, hialinas. Basidios de hasta 30 \u00d7 9 \u00b5m, claviformes, tetrasp\u00f3ricos, juntas sin f\u00edbulas. Sistema de hifas dim\u00edtico. Hifas generativas<\/em> del contexto de hasta \u00d74 \u00b5m, hialinas, ramificadas, septadas, con pared delgada, juntas sin f\u00edbulas. Hifas esquel\u00e9ticas<\/em> de hasta \u00d77\u00b5m, abundantes, entremezcladas, raramente ramificadas, con paredes espesas, hialinas.<\/p>\n

Ecolog\u00eda. Especie par\u00e1sita que, provoca una podredumbre blanca, sobre troncos de Pinus spp. Distribuci\u00f3n. Relativamente frecuente, E. Fotograf\u00eda. Jos\u00e9 A. Mu\u00f1oz S\u00e1nchez.<\/p>\n

Citar como: MU\u00d1OZ, J. A. (2024). Heterobasidion annosum<\/em> (Fr.) Bref., micol\u00f3gica-barakaldo.org [en l\u00ednea]. Fichas Micol\u00f3gicas, 813 (Actualizada el 21-I-2024). ISSN 2660-633X. [consultado el xx\/xx\/xxx] https:\/\/micologica-barakaldo.org\/Heterobasidion-annosum\/<\/a><\/span><\/p>\n<\/div>

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