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FUNGORUM - Acervo Digital de Obras Especiais

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1070 Agaricineæ, Melanosporæ, Psathyra.<br />

tibus, <strong>de</strong>mum fuscis; sporis ellipsoi<strong>de</strong>is, fuscis, pellucidis, 8-9 4.<br />

Hab. in silva frondifera, locis umbrosis, circa Mustiala Fenniæ<br />

mensibus Julio-Septembri. - Pileus 4-6 cm. latus; stipes 7-10<br />

cm. longus, 2-4 mm. crassus.<br />

43. Psathyra Schulzeri Quél. in Hedw. 1885, p. 135, Ag. flavescens 4339<br />

Quél. Verhandl. zool. bot. Gesellsch. 1876, p. 418. - Pileo conoi<strong>de</strong>o-hemisphærico,<br />

vix explanato, membranaceo, albo, vertice luteo<br />

aut umbrino, levi, non striato; lamellis rotundato-adnexis, subven-<br />

tricosis, antice rotundato-cuspidatis, confertis, primitus mere albis,<br />

<strong>de</strong>in fusco-purpureis, acie integra passim albida; stipite cartilagi-<br />

neo, fistuloso, glabro, subæquali, basi non curvato, sed mycelio<br />

hyphis albis contexto insi<strong>de</strong>nte, albo; velo partiali (fibrillis ad mar-<br />

ginem pilei) solum ætate juvenili visibili; sporis fusco-purpureis,<br />

irregulariter ellipsoi<strong>de</strong>is, 5-8 µ. longis.<br />

Hab. catervatim aut cæspitose initio æstatis ad vias silvarum<br />

in Slavonia. - Pileus 13-20 mm. latus; stipes 2,5 rarius 6 mm.<br />

crassus; lamellæ 2-3 mm. latæ. Inodora; sapor fungosus, haud ma-<br />

lus. Totus fungus val<strong>de</strong> fragilis et jove calido marcescens; nec<br />

hygrophanus; sat rarus.<br />

44. Psathyra epibates Fr. Nov. Symb. Myc. p. 26. - Pileo mem- 4340<br />

branaceo, parabolico, glabro, saturate luteo, circa marginem rectum<br />

striato; stipite fistuloso, concolori, subfiliformi, basi orbiculari inserto;<br />

lamellis adscen<strong>de</strong>ntibus, fuscis.<br />

Hab. in ligno putrido ad Naranjo, Costa-Rica, majo (ŒRSTED).<br />

Dispersa nascitur, pusilla, statura et basi omnino Mycenœ sitiobalis;<br />

stipes fere capillaris, matrici applanata excepta, omnino æqualis,<br />

vix 2-5 cm. longus, levis, glaber; pileus sat tenax, 4-8 mm.<br />

lat. (altior, quam latior).<br />

III. FIBRILLOSÆ; pileo stipiteque primitus e velo universali floccosis vel tibrillosis.<br />

45. Psathyra frustulenta Fr. Epicr. p. 209, Monogr. I, p. 442, Hym. 4341<br />

Eur. p. 307. - Fragilis; pileo membranaceo, e campanulato hemisphærico,<br />

obtuso, striatulo, hygrophano, circa marginem albofloccoso;<br />

stipite fistuloso, æquali, subundulato, flocculoso, albido;<br />

lamellis adnatis, confertis, ex albo aquose cinnamomeis; sporis subellipsoi<strong>de</strong>is,<br />

flavis, 5-7 3-4 (KARST), 12-14 6 (BRITZ.).<br />

Hab. ad glaream viarum udam Europæ. - Abnormis sporis<br />

fusco-ferrugineis, sed structura aquosa et colore hyalino Psathyrarum;<br />

inter Galeras nulla a<strong>de</strong>st affinis.

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