6§ Hymenomyceta;, Agaricaceee, Leucospora;, Panus. 



PANUS Fr. — Syll. V pag. 614, TX pag.*76, XI pag. 41, XI^ 

 pag. 122. 



1. Panus Dusenil Bres. Ofvers. k. Vetensk.-Akad. Forhandi. 1900, « 

 p. 312. — Pileo caruoso-lento, margine membranaceo, p^ellucide 

 striato, e (•onvexo-urnbilieato infundibuliformi, glabro, cinereo-pal- 

 lido, centro obscuriori, 2-4 cm. lato; stipite fistuloso, apice furfu- 

 raceo, pallido, interdum compresso, centrali v. subexceutrico : basi 

 -'■entricoso-suljradicato, 2-5 cm longo, 4-8 mm. crasso; carne alba, 

 ;arnoso-lenta ; lamellis subdistautibus, attenuato-decurrentibus, acie 

 integra, pallidis; sporis hyalinis, ellipticis, 5y^6«4j basidiis cla- 

 vatis, 20-25 * 5-6. 



Hab. sA truncos putrescentes Fagi, Rio Azopardo Fuegiie 

 (P. DusfiN). 



2. Panus fulvldus Bres. F. Trid. II, p. 56, t. 165. — Pileo carnoso- S 

 lento, tenui, e convexo v. subcampanulato expanso-gibboso v. um- 

 bonato, fulvo, -expallente v. fuscescente, squamulis fuscidulis elogan- 

 ter ornato, niargine fibrilloso-sulcato, setate glabrescente, 2-4*/, cm. 

 lato; stipite solido, basi attenuato-subradicato, tereti vel com- 

 presso, albo, apicc sulcato et tomentosulo, deorsum faigcidulo, sub- 

 squamuloso, 2-2'/, cm. longo, 6-6 mm. crasso; velo albo mox eva- 

 nido; laraoUis subdistantibus, albis, acie integra v. primitus prui- 

 nata, postice emarginatis v. rotundato-adnexis, fere liberis; carne 

 lenta, odore subfarinaceo, sapore miti ; basidiis clavatis, 45-60 >f 8- 

 10; cystidiis fusoideis, 65-80 «4-8; sporis hyalinis, subcylindra- 

 ceis, uno latere subcompressis, 12-18 ^ 6-9 



Ilah. ad srepes abiegnas juxta vias et ad palos in vinetis in 

 tota regione tridentina, vere-oestate. — Interdum subcsespitosus. 

 Pulcra species, cui vix aliqua cognita proxime accedit. 



3. Panus nigrifollus Peck, Bull Torr. Bot. Cl. 1898, p. 370. — Pileo J 

 1-2 cm. lato, dimidiato, scssili, sicco, pulverulento v. minute sub- 

 tomentoso, demum distanter striato, rufescente; lamellis distanti- 

 bus, incequalibus, atro-brunneis ; sporis non visis. 



Hoh. ad trnncos Alni, Auburn Alabama Araer. bor. (Earle). 



4. Panus bogorianus P. Henn. et E. Nym.) Sacc. et Syd. Lentinus -. 

 (Pamts) bogoridnus P. Henn. et E. Nym. Monsunia I, 1899, p. 149. 

 — Pileo coriaceo, subdimidiato, breve lateraliter stipitato, conchato, 

 pallide brunneo, opaco, V/^-^ mm. longo, 2-3 mm. lato; stipite 

 brevi, lateraliter v. excentrice affixo, albo-toriieutosulo, curvato, ca. 



1 mm. longo, */^ mni. crasso; laraellis coriacois, postice affixis, 

 broviter dccurrentibus, inaequilongis. distantibus, flavvs, 



