{"id":6591,"date":"2022-03-07T23:17:22","date_gmt":"2022-03-07T22:17:22","guid":{"rendered":"https:\/\/micologica-barakaldo.org\/?p=6591"},"modified":"2022-03-07T23:17:22","modified_gmt":"2022-03-07T22:17:22","slug":"xerocomellus-pruinatus","status":"publish","type":"post","link":"https:\/\/micologica-barakaldo.org\/eu\/xerocomellus-pruinatus\/","title":{"rendered":"Xerocomellus pruinatus"},"content":{"rendered":"

\u2261Boletus pruinatus<\/em> Fr. & H\u00f6k, Boleti, fungorum generis, illustratio: 9. 1835 [basion.]<\/p>\n

\u2261Xerocomus pruinatus<\/em> (Fr. & H\u00f6k) Qu\u00e9l., Flore mycologique de la France et des pays limitrophes: 420. 1888<\/span><\/p>\n

Caracteres macrosc\u00f3picos<\/em>. P\u00edleo de 35-90 (120) mm de di\u00e1metro, al principio hemisf\u00e9rico, pronto convexo, por \u00faltimo, plano convexo a extendido; margen espeso, excedente, de color marr\u00f3n claro o con tonos rojizos; superficie pil\u00e9ica viscida en tiempo h\u00famedo, rugosa y pruinosa en tiempo m\u00e1s seco; de color primero pardo marr\u00f3n oscuro, p\u00farpura marr\u00f3n oscuro, rojo marr\u00f3n o rojo oscuro, aclar\u00e1ndose en tiempo seco. Himen\u00f3foro con tubos largos de 5-1o mm, al principio adnatos, con la edad libres, de color amarillo lim\u00f3n, amarillo vivo o amarillo cromo, azuleando al contacto con el aire; poros muy peque\u00f1os al principio, redondos despu\u00e9s angulosos, concoloros a los tubos. \u00a0Est\u00edpite de 30-70 x 10-30 mm, cil\u00edndrico, fusiforme, fibrilloso, floconoso inicialmente amarillo vivo, que va torn\u00e1ndose en rojo bermell\u00f3n con la edad en toda su superficie. Contexto primero espeso, pronto blando en el p\u00edleo, de color amarillo blanquecino en el p\u00edleo, amarillo en el est\u00edpite, raramente con manchas azuladas; olor banal, sabor un poco acidulado.<\/span><\/p>\n

Caracteres microsc\u00f3picos<\/em>. Basidi\u00f3sporas, de (13,4) 14,6 \u00b1 0,60 (16,3) x (4,8) 5,2 \u00b1 0,30 (5,9) mm; Q = (2,5) 2,8 \u00b1 0,12 (3,1), subfusiformes, con depresi\u00f3n suprapicular, con paredes delgadas, superficie finamente estriada que es dif\u00edcil de observar al microscopio \u00f3ptico, ocre amarillentas vistas en KOH al 3%. Esporada de color pardo oliv\u00e1ceo oscuro. Pileipellis formada por una trichoderma de hifas paralelas, en empalizada, septadas a modo de cadenas, con las terminaciones globosas, piriformes, subc\u00f3nicos, de calibre (8,0) 25 \u00b1 10,0 (70,0) x (5,0) 11,0 \u00b1 5,0 (45,0); Q = (1,0) 2,5 \u00b1 1,12 (6,5), \u00a0elementos de la pileipellis lisos o finamente incrustados, con pigmento intracelular \u00a0marr\u00f3n.<\/span><\/p>\n

Ecolog\u00eda<\/em>. Preferentemente en oto\u00f1o, bajo con\u00edferas (Abies, Picea<\/em> y Pinus<\/em>) tambi\u00e9n bajo frondosas (Fagus<\/em> y Quercus<\/em>), sobre todo en suelos \u00e1cidos, de tendencia montana. Distribuci\u00f3n<\/em>. Poco com\u00fan. R.\u00a0<\/span><\/p>\n

Citar como: Mu\u00f1oz, J.A. 2022. Xerocomellus pruinatus<\/em> (Fr. & H\u00f6k) \u0160utara, micol\u00f3gica-barakaldo.org [en l\u00ednea]. Fichas Micol\u00f3gicas, n\u00ba 634 (Actualizada el 07-III-2022). Disponible en:\u00a0 https:\/\/micologica-barakaldo.org\/Xerocomellus-pruinatus\/<\/a><\/span><\/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":6589,"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":[6,51],"tags":[],"class_list":["post-6591","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-fichas-micologicas","category-fichas-micologicas-setas-x"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/micologica-barakaldo.org\/wp-content\/uploads\/2022\/03\/Xerocomellus-pruinatus_2016100817_2048.jpg","jetpack_shortlink":"https:\/\/wp.me\/p9dTSQ-1Ij","_links":{"self":[{"href":"https:\/\/micologica-barakaldo.org\/eu\/wp-json\/wp\/v2\/posts\/6591","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=6591"}],"version-history":[{"count":1,"href":"https:\/\/micologica-barakaldo.org\/eu\/wp-json\/wp\/v2\/posts\/6591\/revisions"}],"predecessor-version":[{"id":6592,"href":"https:\/\/micologica-barakaldo.org\/eu\/wp-json\/wp\/v2\/posts\/6591\/revisions\/6592"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/micologica-barakaldo.org\/eu\/wp-json\/wp\/v2\/media\/6589"}],"wp:attachment":[{"href":"https:\/\/micologica-barakaldo.org\/eu\/wp-json\/wp\/v2\/media?parent=6591"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/micologica-barakaldo.org\/eu\/wp-json\/wp\/v2\/categories?post=6591"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/micologica-barakaldo.org\/eu\/wp-json\/wp\/v2\/tags?post=6591"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}