{"id":3245,"date":"2020-01-14T19:40:45","date_gmt":"2020-01-14T18:40:45","guid":{"rendered":"https:\/\/micologica-barakaldo.org\/?p=3245"},"modified":"2024-08-17T20:06:02","modified_gmt":"2024-08-17T19:06:02","slug":"russula-claroflava","status":"publish","type":"post","link":"https:\/\/micologica-barakaldo.org\/eu\/russula-claroflava\/","title":{"rendered":"Russula claroflava"},"content":{"rendered":"

 <\/p>\n

Russula claroflava<\/strong><\/em> Grove<\/strong><\/p>\n

Mycobank:\u00a0363103<\/a><\/span><\/p>\n

Caracteres macrosc\u00f3picos<\/em>. P\u00edleo de hasta 100 mm de di\u00e1metro, inicialmente convexo, pero pronto extendido y deprimido al centro, margen incurvado, delgado, acanalado en la madurez hasta 5mm, superficie pil\u00e9ica separable hasta la 2\/3 del radio, delgada, lubrificada en tiempo h\u00famedo, brillante, lisa, de color amarillo citrino, amarillo cromo o amarillo de oro, a veces con tonos naranjas. L\u00e1minas apretadas, despu\u00e9s m\u00e1s espaciadas, anchas hasta 8mm, friables, adnatas o adnato-sinuosas, blanquecinas, despu\u00e9s ocre p\u00e1lido, ocr\u00e1ceas al final, ennegrecen al final desde el margen, arista entera y concolor. Est\u00edpite de hasta 100 x 10 mm, cil\u00edndrico o un poco claviforme, primero lleno, despu\u00e9s esponjoso, fr\u00e1gil, con gruesas rugosidades longitudinales, primero blanco, despu\u00e9s gris\u00e1ceo y ennegreciendo en la madurez. Contexto espeso, firme, blanquecino, gris negruzco al contacto con el aire en 15\u2019, olor suave afrutado, sabor dulce. Reacciones macroqu\u00edmicas<\/em>: Guayaco lenta pero positiva, Sulfato de hierro rosa gris sucio, poco intensa.<\/p>\n

Caracteres microsc\u00f3picos<\/em>. Basidi\u00f3sporas de 7,5-8,5 x 6,5-7,0 \u00b5m \/ Q = 1,2-1,3, ovoides a largamente elipsoidales, con gruesa ap\u00edcula, erizadas de espinas moderadamente densas, c\u00f3nico obtusas, de hasta x1,2\u00b5m, aisladas o unidas por finos conectivos. Esporada ocre oscuro. Cistidios de hasta 100 x 12 \u00b5m, abundantes, claviformes o fusiformes, rematados en el \u00e1pice con un corto ap\u00e9ndice, con reacci\u00f3n poco en\u00e9rgica a la sulfovainillina. Pileipellis formada por: pelos cil\u00edndricos, de hasta x 2,5\u00b5m, septados, hifas primordiales cil\u00edndricas, obtusas, septadas, con incrustaciones acido resistentes, de hasta x10\u00b5m.<\/p>\n

Ecolog\u00eda<\/em>. En verano y principios de oto\u00f1o, exclusivamente bajo abedules (Betula<\/em>), en zonas h\u00famedas con musgos y esfagnos, en suelos \u00e1cidos, Distribuci\u00f3n<\/em>. Poco com\u00fan.<\/p>\n

Citar como: Mu\u00f1oz S\u00e1nchez, J.A. (2020) \u201cRussula claroflava <\/em>Grove\u201d. micol\u00f3gica-barakaldo.org [en l\u00ednea]. Fichas micol\u00f3gicas, n\u00ba 403, 14\/01\/2020 [consultado el (fecha)]. Disponible en https:\/\/micologica-barakaldo.org\/Russula-claroflava\/<\/a><\/span><\/p>\n<\/div>

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