{"id":12380,"date":"2026-04-19T10:34:59","date_gmt":"2026-04-19T09:34:59","guid":{"rendered":"https:\/\/micologica-barakaldo.org\/?p=12380"},"modified":"2026-04-19T10:34:59","modified_gmt":"2026-04-19T09:34:59","slug":"russula-torulosa","status":"publish","type":"post","link":"https:\/\/micologica-barakaldo.org\/eu\/russula-torulosa\/","title":{"rendered":"Russula torulosa"},"content":{"rendered":"

 <\/p>\n

Russula torulosa<\/em><\/strong> Bres<\/strong>., Iconographia mycologica 9: 433, t. 433. 1929<\/p>\n

MycoBank: 280432<\/a><\/span><\/p>\n

Caracteres macrosc\u00f3picos. P\u00edleo<\/em> de 50-90 mm de di\u00e1metro, inicialmente convexo, pronto extendido y d\u00e9bilmente deprimido al centro; margen fino, incurvado al principio, brevemente acanalado en la madurez; superficie pileica separable hasta 10 mm, lubrificada en tiempo h\u00famedo, brillante; de color rojo-p\u00farpura vivo, rojo-vinoso oscuro, rojo-carm\u00edn, algunas recolectas con manchas oliv\u00e1ceas, rojo-negruzco en el disco en algunos casos. L\u00e1minas<\/em> apretadas, m\u00e1s espaciadas en la madurez, con lam\u00e9lulas, intervenadas, anchas de hasta 8 mm, poco quebradizas, redondeadas-libres; de color blanco a blanco-crema; arista aguda, regular y concolor. Est\u00edpite<\/em> de 20-65 \u00d7 10-25 mm, m\u00e1s o menos cil\u00edndrico, algo ensanchado hacia las l\u00e1minas y adelgazado hacia la base, firme, primero lleno, despu\u00e9s esponjoso, rugoso-venoso, rosa-rojo, rojo-lil\u00e1ceo o violeta-carm\u00edn, muchas veces saturado y otras m\u00e1s p\u00e1lido en malva-gris\u00e1ceo, blanquecino hacia la base. Contexto<\/em> espeso, firme, blanquecino, rojizo bajo la superficie pileica; olor similar a manzana cortada, sabor acre, m\u00e1s pronunciado en las l\u00e1minas. Reacciones macroqu\u00edmicas: guayaco + contexto = lenta pero positiva; NH3 + l\u00e1minas = nula.<\/p>\n

Caracteres microsc\u00f3picos. Basidiosporas<\/em> de (7,2-) 8,6 \u00b1 0,66 (-9,6) \u00d7 (6,3-) 6,9 \u00b1 0,42 (-7,4) \u03bcm; Q = 1,2 \u00b1 0,10; largamente obovoides o subglobulosas, con gruesa ap\u00edcula, con verrugas obtusas de hasta 0,6 \u00b5m, aisladas o subreticuladas, placa suprapicular de hasta \u00d73 \u00b5m, amiloide. Esporada ocre p\u00e1lido. Cistidios<\/em> abundantes, de hasta 80 \u00d7 10 \u00b5m, subcil\u00edndricos o fusiformes, apendiculados o no, reacci\u00f3n positiva a la sulfovainillina. Pileipellis<\/em> formada por pelos abundantes, irregulares, subcil\u00edndricos u obtusos, poco ramificados, septados, de hasta \u00d74 \u00b5m; dermatocistidios abundantes, fusiformes o subcil\u00edndricos, no tabicados de hasta \u00d711 \u00b5m, reacci\u00f3n gris oscuro con sulfovainilla.<\/p>\n

Ecolog\u00eda. En oto\u00f1o en bosques de pinos, sobre todo en suelos arenosos y neutros. Distribuci\u00f3n. Poco frecuente. R.\u00a0Fotograf\u00eda Jos\u00e9 A. Mu\u00f1oz S\u00e1nchez.<\/p>\n

Citar como: MU\u00d1OZ, J. A. (2026). Russula torulosa<\/em> Bres., micol\u00f3gica-barakaldo.org [en l\u00ednea]. Fichas Micol\u00f3gicas, 1017 (Actualizada el 18-IV-2026). ISSN 2660-633X. [consultado el xx\/xx\/xxx] https:\/\/micologica-barakaldo.org\/Russula-torulosa\/<\/a><\/p>\n<\/div>

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