324 Rev. M. J. Berkeley 07i the Flora of Van DiemevUs Land* 



10. P. sanguineus, Fr. 



11. P. cinnabarrinus, Fr. Mr. Gunn. 



12. P. {Jp. Bienn.) lilacino-gilvus, n. s. Subimbricated, 

 suberoso-coriaceous, horizontal, thin. Pilei 3 inches broad, \\ 

 inch long, rugged with raised subfibrous lines, more or less 

 zoned towards the margin, reddish grey tinged with lilac espe- 

 cially towards the margin, which is thin and acute; older 

 parts tinged with brown. Hymenium lilac-grey ; pores of the 

 same colour within, middle-sized, irregular, very shallow to- 

 wards the margin, w^hich is without pores. Flesh lilac-grey, 

 spongy, about equal to the length of the tubes. 



On charred w ood, Mr. Gunn. Allied to PoL gilvus» 



13. P. australis, Fr. Mr. Gunn. 



14. P. igniarius, Fr. Besides the more common form there 

 is one frosted with a ferruginous bloom ; and a very distinct 

 variety sent by Mr. Lawrence, which occurs also in Mauri- 

 tius. This may be distinguished as]a variety under the name 

 of P. igniarius var, scaher. Pileus Z\ inches broad, 2^ inches 

 high, stemless, ungulate, dark brown, here and there tinged 

 with red, cracking in age into coarse scale-like scabrous plates. 

 Hymenium hollowed out or convex; pores minute, round. 

 Heavy ; flesh not very hard. 



15. P. {Ap. Bienn.) rubiginosus, n. s. Horizontal, hard, 

 stemless, rather thin, zoned, rugose, minutely velvety, espe- 

 cially when young, ferruginous. The older parts acquire a 

 brown tinge, and the margin is occasionally reddish-grey. 

 Substance ferruginous. Hymenium uneven, ferruginous ; 

 pores minute, round. 



On charred wood. Nearly allied to PoL Ribis, 



16. P. {Resup.) orbicularis, n. s. Exactly orbicular, 3 inches 

 in diameter ; ^ of an inch thick in the centre, dark brown, 

 margin barren, membranaceous, covered with strigose pubes- 

 cence. Hymenium confined to the centre, very much cracked 

 when dry ; pores shallow, with three or four partitions minute 

 sinuated, orifice toothed, dissepiments very thin. 



On living bark, Mr. Gunn. A very remarkable species with 

 the habit of a lichen representing in the resupinate division 

 Polypori allied to P. vulpinus. On examination of the hyme- 

 nium under a high magnifier, the pores are found to be stra- 



