FUTSrOI OF THE ^ CHALLENGER ' EXPEDITION. 39 



99. P. (Pleueopxjs) rugosus, Nees^ N. Act. xii. tab. 7. 

 Sometimes the stem is central with a regular pileus ; sometimes 

 the pileus is very imperfectly developed and scarcely rugose. 



100, PoLTPORtJS (PlEUUOPUs) SANGtriNEUS, i^r. 



101. P. (Pleuropus) EHiPiDiUM, jB. Hook, Loud. Journ. 1849, 

 p. 319. 



102. P. (Pleueopus) peeoxtbatus, B. Teuuis suhorbicularis, 

 rubiginoso-pulverulentus ; pileo leviter zonato rugoso ; stipite 

 brevi crasso ; hymenioconvexo ferrugineo ; poris angulatis ; con- 

 textu rhabarbarino, 



. Pores y^ inch in diameter. Colour of pileus like that of per- 

 oxide of iron. 



103. P. (Anodermei) tephroxotus, B. Fl. Tasm. ii. p. 252. 



104. P. (Ajs'odeemei) ocheoleuctjs, -B. Hook. Lond. Journ. 

 1845, p. 53. 



105. P. (Anodeemei) semidigitaltformts, B, Gregarius; 

 pileo ungulato e mycelio tomentoso oriundo albido mgoso tomen- 

 toso ; poris majoribus, postice lamellatis. 



Scattered over the flat surface of dry wood. Pileus \-\ inch 



■wide ; pores jV~i?V '^^^ ih diameter. A very curious species 

 which has sometimes a tendency to become imbricated. 



lOG. P. (Placodermei) poetextosus, B. Hook. Lond. Journ. 

 1844, p. 188. 



107. P. (Placodeemei) australts, Fr, Eh p. 108. 



108. P. (IxODERMEl) SCRUPOSrS,/'/'. ^. p. 473. 



109. P. (IXODEUMEI) CIXXABARIXUS, i^r. Sj/sf. Mj/cip. 371. 



110. p. (IxoDEEMEi) lilaci:n'o-gilvus, B. Ann. Isfat^ Hist. iii. 

 p. 324. 



111. P. (EEsrpiNATi) OBLiqvvSjFr. Ep. p. 482. 



112. Trametes eigida, B, ^ Mont. Sf/IL p. 168. 



113. T. occiDEXTALis, Fr. ; Kloizsch, Linn. viii. p. 486. 



114. T. DEVEXA, B. Linn. Soc. Journ. xiii. p. 165. 



115. T. MOLLIS, Fr. Hym. Eur. p. 585. 



116. D^DALEA GLABEEsCENs, B. Pulviuato-expausa crassa e 

 scabro-tomentoso glabra zonata pallida, margine acuto, lamellis 

 crassis rectis quandoque postice insiguiter flexuosis. 



Pileus 6 inches wide, 3 long. 



Allied to D. tenuis, but with far thicker gills. 



117. Hydxum (Mesopus) NiGErMj/'r. Uym. Eur. p. 605. 



118. H. (eesupinatum) XAifTiiUM, J5. ^ 0. GreviUea^ Xot. N.^ 

 Am. Fung. p. 10, var. Aculeis non compressis pendulis totum re- 



