{"id":7324,"date":"2022-12-06T18:53:23","date_gmt":"2022-12-06T17:53:23","guid":{"rendered":"https:\/\/micologica-barakaldo.org\/?p=7324"},"modified":"2022-12-06T18:53:23","modified_gmt":"2022-12-06T17:53:23","slug":"russula-caerulea","status":"publish","type":"post","link":"https:\/\/micologica-barakaldo.org\/eu\/russula-caerulea\/","title":{"rendered":"Russula caerulea"},"content":{"rendered":"

Russula caerulea<\/em> Fr., Epicrisis Systematis Mycologici: 353. 1838<\/span><\/p>\n

\u2261Agaricus caeruleus<\/em> Pers., Synopsis methodica fungorum: 445. 1801 [basionym]<\/span><\/p>\n

=Russula amara<\/em> Kucera, Ceske Houby: 50. 1927<\/span><\/p>\n

Caracteres macrosc\u00f3picos<\/em>. P\u00edleo de hasta 50-80 (100) mm de di\u00e1metro, c\u00f3nico acampanado, despu\u00e9s extendido-deprimido, con umb\u00f3n largo y obtuso, margen delgado, incurvado, acanalado al desarrollarse; superficie pileica separable hasta la mitad del radio, viscidula, brillante, de color violeta oscuro, p\u00farpura-vinoso, m\u00e1s oscuro en el disco, pardo hacia la periferia. L\u00e1minas apretadas, anchas, obtusas en el margen, intervenadas, con lam\u00e9lulas, crema-amarillento, ocres en la madurez; arista entera y concolor. Est\u00edpite de hasta 100 x 25 mm, esbelto, claviforme o fusiforme, hinchado hacia la base, lleno finalmente esponjoso, pruinoso, blanco, surcado de finas arrugas paralelas. Contexto espeso, firme, blanquecino, vinosa bajo la pileipellis; olor un poco afrutado y sabor dulce. Reacciones macroqu\u00edmicas<\/em>: Sulfovainillina \u2013 rojiza en el est\u00edpite; Guayaco -d\u00e9bil; Sulfato de hierro \u2013 naranja.<\/span><\/p>\n

Caracteres microsc\u00f3picos<\/em>. Basidi\u00f3sporas de (7,9) 8,5 \u00b1 0,5 (9,3) x (6,30) 7,0 \u00b1 0,35 (7,5) \u00b5m \/ Q = 1,2-1,3; ovoides, con verrugas medianamente densas, obtusas, puntiagudas o truncadas, que llegan a x1,25 \u00b5m, aisladas o catenuladas, sin ret\u00edculo, placa suprahilar estrecha, amiloide. Esporada amarilla. Cistidios de hasta 100×14 \u00b5m, cilindr\u00e1ceos, obtusos., largamente apendiculados, reaccionan d\u00e9bilmente a la sulfovainilla. Pileipellis formada por hifas de hasta x2,5 \u00b5m, septadas, obtusas, con pared poco espesa, con incrustaciones rojas acido resistentes, despu\u00e9s del tratamiento en fucsina y posterior lavado en \u00e1cido, dermatocistidios ausentes.<\/span><\/p>\n

Ecolog\u00eda<\/em>. En verano y principios de oto\u00f1o, con Pinus. Distribuci\u00f3n<\/em>. Frecuente en algunas zonas y muy raro en otras.\u00a0<\/span><\/p>\n

Citar como: Mu\u00f1oz, J.A. 2022. Russula caerulea<\/em> Fr.,\u00a0micol\u00f3gica-barakaldo.org [en l\u00ednea]. Fichas Micol\u00f3gicas, n\u00ba 712 (Actualizada el 06-XII-2022). Disponible en: \u00a0https:\/\/micologica-barakaldo.org\/Russula-caerulea\/<\/a><\/span><\/p>\n<\/div>

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