{"id":12104,"date":"2025-11-21T13:16:50","date_gmt":"2025-11-21T12:16:50","guid":{"rendered":"https:\/\/micologica-barakaldo.org\/?p=12104"},"modified":"2025-11-21T13:17:13","modified_gmt":"2025-11-21T12:17:13","slug":"leucocoprinus-birnbaumii","status":"publish","type":"post","link":"https:\/\/micologica-barakaldo.org\/eu\/leucocoprinus-birnbaumii\/","title":{"rendered":"Leucocoprinus birnbaumii"},"content":{"rendered":"

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Leucocoprinus birnbaumii<\/em><\/strong> (Corda) Singer<\/strong>, Sydowia 15 (1-6): 67. 1962<\/p>\n

MicoBank: 333327<\/a><\/span><\/p>\n

Caracteres macrosc\u00f3picos. Basidiomas<\/em> agaricoides, de tama\u00f1o peque\u00f1o, solitarios o en peque\u00f1os grupos. P\u00edleo<\/em> de 15-45 mm de di\u00e1metro, primero paraboloide-c\u00f3nico, despu\u00e9s se abre de plano convexo a extendido e incluso con suave depresi\u00f3n central, con peque\u00f1o umb\u00f3n central; margen pronto recto, delgado y un poco excedente; superficie pileica seca, lisa al principio, pero enseguida cubierta de abundantes gr\u00e1nulos floconosos, de color amarillo-lim\u00f3n o amarillo-azufre, marr\u00f3n-amarillo en la madurez L\u00e1minas<\/em> moderadamente apretadas, estrechas, libres, ventricosas, al principio blanquecinas, despu\u00e9s amarillo-lim\u00f3n; arista concolor erosionada y algo floconosa. Est\u00edpite<\/em> de 30-80 \u00d7 3-5 mm, cil\u00edndrico, ensanch\u00e1ndose hacia la base, hueco, de color amarillo-lim\u00f3n, pruinoso o con finos copos; provisto de anillo en la parte central, peque\u00f1o, s\u00fapero, de color amarillo-lim\u00f3n. Contexto<\/em> escaso y fr\u00e1gil, amarillo-lim\u00f3n p\u00e1lido; olor y sabor no destacables.<\/p>\n

Caracteres microsc\u00f3picos. Basidiosporas<\/em> de (9,3-) 9,9 \u00b1 0,67 (-11,8) \u00d7 (5,9-) 6,4 \u00b1 0,28 (-6,9) \u03bcm; Q = 1,5 \u00b1 0,10 (-1,7); amigdaliformes-elipsoides o elipsoides en vista lateral, ovoides en vista frontal, con pared delgada, con poro germinativo, dextrinoides, cian\u00f3filas. Esporada blanca. Basidios<\/em> de 15-40 \u00d7 7-10 \u00b5m, tetrasp\u00f3ricos, claviformes, juntas sin f\u00edbulas. Queilocistidios<\/em> muy variables, de 20-70 \u00d7 10-18 \u00b5m, lageniformes, claviformes, estrechamente lageniformes, con cuerpo ancho, cuello adelgazado y \u00e1pice m\u00e1s ensanchado. Pileipellis<\/em> formada por elementos elipsoides o clavados de hasta 40 \u00d7 25 \u00b5m de di\u00e1metro, tambi\u00e9n elipsoides y cil\u00edndricos de hasta \u00d73-5 \u00b5m, con pigmento amarillo-ocr\u00e1ceo.<\/p>\n

Ecolog\u00eda.\u00a0 En verano y oto\u00f1o, saprobio, en macetas de invernaderos o en montones de compost o virutas de madera al aire libre. Distribuci\u00f3n. Muy Raro, RR. Fotograf\u00eda. Jos\u00e9 A. Mu\u00f1oz S\u00e1nchez.<\/p>\n

Citar como: MU\u00d1OZ, J. A. (2025). Leucocoprinus birnbaumii<\/em> (Corda) Singer, micol\u00f3gica-barakaldo.org [en l\u00ednea]. Fichas Micol\u00f3gicas, 982 (Actualizada el 21-XI-2025). ISSN 2660-633X. [consultado el xx\/xx\/xxx] https:\/\/micologica-barakaldo.org\/Leucoagaricus-birnbaumii\/<\/a><\/p>\n<\/div>

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