{"id":7284,"date":"2022-11-19T19:01:15","date_gmt":"2022-11-19T18:01:15","guid":{"rendered":"https:\/\/micologica-barakaldo.org\/?p=7284"},"modified":"2022-11-19T19:09:31","modified_gmt":"2022-11-19T18:09:31","slug":"lactarius-lacunarum","status":"publish","type":"post","link":"https:\/\/micologica-barakaldo.org\/eu\/lactarius-lacunarum\/","title":{"rendered":"Lactarius lacunarum"},"content":{"rendered":"

Lactarius lacunarum<\/em> (Romagn.) ex Hora, Transactions of the British Mycological Society 43 (2): 444, 1960<\/span><\/p>\n

\u2261Lactarius decipiens<\/em> var. lacunarum<\/em> Romagn., Bulletin de la Soci\u00e9t\u00e9 Mycologique de France 54: 223, 1938 [basionym]<\/span><\/p>\n

Caracteres macrosc\u00f3picos<\/em>. P\u00edleo de hasta 55 mm de di\u00e1metro, inicialmente plano convexo, pronto extendido, deprimido y flexuoso, m\u00e1s o menos umbonado; margen regular, despu\u00e9s sinuoso, incurvado, delgado; superficie pileica poco separable, seca, lisa, un poco rugosa en la madurez, de color primero marr\u00f3n rojo, despu\u00e9s ocre anaranjado o rojizo naranja, rojo leonado al secarse. L\u00e1minas bastante apretadas, estrechas, arqueadas, adnato-decurrentes, con numerosas lam\u00e9lulas, blanquecinas, m\u00e1s tarde cremas o crema naranja p\u00e1lido, se manchan de rojizo marr\u00f3n; arista aguda, entera y concolor o rojizas al final. Est\u00edpite de hasta 50 x 11 mm, esbelto, cil\u00edndrico, atenuado hacia la base, liso, concolor al p\u00edleo o m\u00e1s p\u00e1lido. Contexto espeso, acuoso, rojizo-leonado, m\u00e1s oscuro en el est\u00edpite; olor poco destacable, sabor dulce un poco picante en unos minutos. \u00a0Latex abundante, blanquecino, mayoritariamente se vuelve amarillo p\u00e1lido sobre las l\u00e1minas, dulce a ligeramente acre o amargo.<\/span><\/p>\n

Caracteres microsc\u00f3picos<\/em>. Basidi\u00f3sporas de (6,4) 7,2 \u00b1 0,60 (8,0) x (5,2) 5,5 \u00b1 0,40 (6,4) \u03bcm\/ Q = 1,1-1,3 subglobosas, o elipsoidales, con ornamentaci\u00f3n moderada de hasta x 1,0 \u00b5m, con verrugas o crestas densas, c\u00f3nicas u obtusas, unidas por un fino ret\u00edculo de malla incompleta. Esporada blanquecina. Queilomacrocistidios de hasta 50 x 8 \u00b5m, numerosos, fusiformes, c\u00f3nicos, flexuosos, con el \u00e1pice acuminado. Pileipellis de tipo tricodermis, con hifas entremezcladas o enmara\u00f1adas, con art\u00edculos terminales m\u00e1s o menos erectos, cil\u00edndricos, septados, obtusos o un poco clavados, de hasta 30 x 5 \u00b5m.<\/span><\/p>\n

Ecolog\u00eda<\/em>. En verano y principios de oto\u00f1o, con frondosas, especialmente Betula, Alnus <\/em>y Populus, <\/em>en suelos turbosos, zonas encharcadas con Sphagnum sp<\/em>. Distribuci\u00f3n<\/em>. Poco frecuente, R.\u00a0<\/span><\/p>\n

Citar como: Mu\u00f1oz, J.A. 2022. Lactarius lacunarum<\/em> (Romagn.) ex Hora, <\/strong>micol\u00f3gica-barakaldo.org [en l\u00ednea]. Fichas Micol\u00f3gicas, n\u00ba 707 (Actualizada el 19-XI-2022). Disponible en:\u00a0 https:\/\/micologica-barakaldo.org\/Lactarius-lacunarum\/<\/a><\/span><\/p>\n<\/div>

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