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150 Polyporeæ, Fomes.<br />

418. Polyporus semipellucidus Zoll. Arch. Neerl. Ind. II. p. 291. 5271<br />

Obs. Formas Polypororum plurimas abnormes (fodinarias, cellarias etc.) descripsit<br />

Persoon in Mycol. Europ. vol. II, quas cfr.<br />

FOMES Fr. Nov. Symb. p. 31, Cooke Præc. p. 117 *) (Etym. fomes).<br />

- Pileus primitus lignoso-induratus (raro mollis, plorans), contextu<br />

floccoso-intertexto, crusta rigida obductus, azonus, sed demum<br />

concentrice sulcatus, perennis, successive stcata nova gerens,<br />

reviviscens, sed stratum recens tantum vegetum. - Plures adsunt<br />

species inter hoc genus et Polyporos lignescentes ambiguæ.<br />

A. MESOPODES Fr. N. Symb. p. 59, - Pileus integer, glaber; stipes distinctus,<br />

verticalis, simplex.<br />

Normales: pori apice non contracti.<br />

* Stipite glabro nigricante.<br />

1. Fomes nigripes Fr. Linn. V, p. 515, Epicr. p. 435. - Suberosolignosus;<br />

piIeo convexo, plano, glaberrimo, azono, opaco, fuseo-ferrugineo;<br />

margine obtuso; stipite radicato, glabro, laccato-nitente,<br />

atro; poris minutis, æqualibus, fusco-ferrugineis.<br />

Hab. ad truncos Brasiliæ. - Pileus non laccatus.<br />

2. Fomes diabolicus Berk. in Hook. Jour. 1856, p. 174, Dec. n. 553.<br />

- Pileo crassiusculo, rigido, umbilicato, depresso, primum subtiliter<br />

velutino, cito glabrescente; margine primum integro, demum<br />

crenato-lobato; stipite cylindrico, sublaccato, levi, disco orbiculari<br />

affixo; hymenio brunneo, postice libero; poris punctiformibus.<br />

Hab. ad truncos emortuos, Panure Brasiliæ (SPRUCE). - Pileus<br />

10-15 cm. latus; stipes 7-8 cm. longus, 1 cm. crassus. Polyporo<br />

vario affinis.<br />

3. Fomes rufo-atratus Berk. in FIook. Journ. 1856, Dec. n. 554.<br />

- Pileo tenui, orbiculari, umbilicato, pruinoso, velutino, glabrescente,<br />

radiatim lineato, rufo; stipite tenui; hymenio pallido; poris<br />

punctiformibus.<br />

Hab. ad truncos emarcidos, Panure Brasiliæ (SPRUCE). - Pileus<br />

3,5-4 cm. latus; stipes 5-8 cm. longus, 2 mm. crassus.<br />

4. Fomes incrustatus Fr. Nov. Symb. Myc. p. 60. - Pileo suberoso-lignoso,<br />

crasso, subdepresso, planiusculo, rugoso, glabro, sordi-<br />

*) Pleræque Fomilis species ab auctoribus originalibus sub Polypori titulo<br />

traduntur, quam notationem vero, brevitatis causa, in singulis speciebus<br />

consulto omittimus. Auctores reductores præcipui sunt III. FRIES in Nov.<br />

Symb. Mycol. et COOKE in Præc. Mon. Polyp.<br />

5272<br />

5273<br />

5274<br />

5275

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