{"id":2856,"date":"2019-06-19T17:23:53","date_gmt":"2019-06-19T16:23:53","guid":{"rendered":"https:\/\/micologica-barakaldo.org\/?p=2856"},"modified":"2021-03-21T17:21:12","modified_gmt":"2021-03-21T16:21:12","slug":"russula-fragilis","status":"publish","type":"post","link":"https:\/\/micologica-barakaldo.org\/eu\/russula-fragilis\/","title":{"rendered":"Russula fragilis"},"content":{"rendered":"

Caracteres macrosc\u00f3picos. P\u00edleo de hasta 70 mm de di\u00e1metro, primero hemisf\u00e9rico, despu\u00e9s convexo, finalmente extendido e incluso deprimido, margen primero incurvado, despu\u00e9s recto, acanalado a sub-tuberculoso, superficie pil\u00e9ica, separable hasta los 2\/3 del radio, tenaz, trasl\u00facida, brillante, ligeramente viscosa en tiempo h\u00famedo, de color variable, rosa viol\u00e1ceo, pardo vinoso, rosado, pardo oliv\u00e1ceo oscuro en el disco. L\u00e1minas moderadamente apretadas, anchas (hasta 6mm), adnato-atenuadas, intervenadas, muy quebradizas, de color blanco o blanquecino, con tendencia a grisear al secarse, arista aguda, sub-denticulada, concolor. Est\u00edpite de hasta 70 x 20 mm, cil\u00edndrico o atenuado hacia la base o un poco hinchado, primero lleno, despu\u00e9s esponjoso, claramente rugoso venoso en la madurez, de color blanco o blanquecino, manch\u00e1ndose de amarillento a la manipulaci\u00f3n. Contexto espeso, fr\u00e1gil, quebradizo, blanco, sabor muy acre, olor complejo pero agradable (manzana, coco, bomb\u00f3n ingl\u00e9s). Reacciones macroqu\u00edmicas: SO4Fe, positiva en naranja vivo. Resina de Guayaco sub-nula, verdoso, azul verde en varios minutos.<\/p>\n

Caracteres microsc\u00f3picos. Basidi\u00f3sporas de 7,5-8,5 x 6,0-7,5 \u00b5m \/ Q = 1,1-1,3, subglobulosas a ovoides, con verrugas m\u00e1s o menos obtusas o hemisf\u00e9ricas, hasta x 0,6 \u00b5m, con abundantes conectivos aislados dando un aspecto densamente reticulado. Esporada blanco puro. Cistidios de hasta 80 x 11 \u00b5m, poco abundantes, fusiformes o claviformes, con un peque\u00f1o ap\u00e9ndice en la parte superior, reacci\u00f3n positiva a la sulfovainillina. Pileipellis formada por: c) pelos en general ramificados, con septos m\u00e1s o menos cortos, elementos terminales obtusos o atenuados, de hasta x4 \u00b5m. d) dermatocistidios cil\u00edndricos o subclaviformes, fusiformes, de hasta 10 \u00b5m, con contenido negruzco con sulfovainillina.<\/p>\n

Ecolog\u00eda<\/em>. En verano y oto\u00f1o, en bosques de frondosas y m\u00e1s raramente de con\u00edferas, en suelos \u00e1cidos.\u00a0 Distribuci\u00f3n. \u00a0frecuente.\u00a0<\/p>\n

Citar como: Mu\u00f1oz S\u00e1nchez, J.A. \u201cRussula fragilis <\/em>Fr.\u201d. micol\u00f3gica-barakaldo.org [en l\u00ednea]. Fichas micol\u00f3gicas, n\u00ba 351, 19\/06\/2019 [consultado el (fecha)]. Disponible en https:\/\/micologica-barakaldo.org\/Russula fragilis\/<\/a><\/p>\n<\/div>

<\/div><\/div><\/div>
<\/span><\/div>
<\/div><\/div><\/div>
<\/i>VER FICHA COMPLETA<\/span><\/a><\/div>
<\/div><\/div><\/div><\/div><\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":2,"featured_media":2854,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[6,45],"tags":[],"class_list":["post-2856","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-fichas-micologicas","category-fichas-micologicas-setas-r"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/micologica-barakaldo.org\/wp-content\/uploads\/2019\/06\/Russula-fragilis_20121110_10404.jpg","jetpack_shortlink":"https:\/\/wp.me\/p9dTSQ-K4","_links":{"self":[{"href":"https:\/\/micologica-barakaldo.org\/eu\/wp-json\/wp\/v2\/posts\/2856","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/micologica-barakaldo.org\/eu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/micologica-barakaldo.org\/eu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/micologica-barakaldo.org\/eu\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/micologica-barakaldo.org\/eu\/wp-json\/wp\/v2\/comments?post=2856"}],"version-history":[{"count":2,"href":"https:\/\/micologica-barakaldo.org\/eu\/wp-json\/wp\/v2\/posts\/2856\/revisions"}],"predecessor-version":[{"id":5300,"href":"https:\/\/micologica-barakaldo.org\/eu\/wp-json\/wp\/v2\/posts\/2856\/revisions\/5300"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/micologica-barakaldo.org\/eu\/wp-json\/wp\/v2\/media\/2854"}],"wp:attachment":[{"href":"https:\/\/micologica-barakaldo.org\/eu\/wp-json\/wp\/v2\/media?parent=2856"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/micologica-barakaldo.org\/eu\/wp-json\/wp\/v2\/categories?post=2856"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/micologica-barakaldo.org\/eu\/wp-json\/wp\/v2\/tags?post=2856"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}