DECADES OF FUNGI. 199 



Hab. On decayed trunks, Panure, 

 . 576. P. (Placodermci) scalaris, n. s. ; durissimus ; pileo atro-purpureo 

 scabro tomentoso sulcato-zonato scalari-triquetro ; contextu spadiceo ; 

 bymenio rufo-umbrino ; poris minimis punctiformibus stratosis, acie 

 plana. Spruce, n. 62, 199. . 



Hab. On dead trunks of trees. February, 1853. Panure. 



Pileus 2^ inches across and 2 inches long, dimidiate, rising in several 

 stages, sulcato-zonate, extremely hard, atro-pnrpureous, clothed with 

 very short pubescence, collected in little scabrous tufts. Hymenium 



concave, reddish-umber; pores punctiform, with flat interstices; sub- 

 stance rich red-brown. 



Allied to P. phoeus, and remarkable for its rich black-purple tint, 

 scabrous surface, and reddish-umber hymenium. 



576*. P. (Placodermei) injiexibilis, n. s, ; pileo ungulato brunneo 

 cristato-sulcato durissimo ; contextu ferrugineo ; hymenio umbrino ; 

 poris punctiformibus. Spruce, n. 52, 181. 



Hab. On dead trunks. Panure. 



Pileus 2 inches across, deeply sulcate, the interstices crested and 

 singularly recurved. 



This species has hitherto occurred only in Borneo. 

 P. (Placodermei) licnoides, Mont. Ann. d. So. Nat. ser. 2, vol, xiii. 

 p. 204. 



Hab. On dead trunks. Panure. 



577. P. (Placodermei) atro-ittubrinus, n. s, ; durus pusillus; pilro 

 ungulato atro glabro striato-rugoso subzonato; contextu umbrino; hy- 

 iBenio concavo umbrino ; poris minutis ocellatis stratosis, 



Hab. On dead wood. Kio Negro. 



Pileus ^-1 inch across, ungulate, black, slightly zoned, marked with 

 Tuinute, radiating, smooth, thinly laccate wrinkles; substance bright 

 umber-brown, corky, zoned. Hymenium concave, umber; pores mi- 

 nute, punctiform, -^ of an inch across ; interstices depressed, orifice 

 raised, edged with white, stratose. 



A small and delicate species, which has no close ally. 



* P. (Inodermei) caperatits, Klotzsch, Ann. of Nat. Hist. vol. iii. p. 

 391. Spruce, n. 23. 



Hab. On dead trunks. Panur^. 



578. P. (Inodermei) aculeans, n. s.; tenuis rigidus coriaccus; pileo 

 dimidiato subflabelliformi brunneo zonato radiato aculeato subsericeo ; 

 contextu umbrino ; hvmcnio albo ; poris punctiformibus. Spruce, n. 188. 



