212 POLYPOREI. 



Polyporus minute, somewhat round, unequal, of the same colour as the 

 pileus. 



Clearly different from P. ferruginosus and following species. 



On trunks. Knowle Park, Burchell. 



Name 2imbrinus, umber-coloured. Fr. Hym. E2ir. p. 571. B. fir 9 Br. n. 

 1890. Rostk. 27. t. 6. 



86. P. ferruginosus Fr. As much as 2.5 cent, (i in.) thick, 

 tawny, date-brown-ferruginous when old, effused, firm, unequal, 

 circumference sterile. Pores of medium size, very long, somewhat 

 round and torn, cinnamon. 



Composed chiefly of the elongated pores. 



On logs, posts, &c. Common. May-Nov. 



Mycelium ochraceous. At first appearing under the form of a confervoid 

 stratum, which gradually thickens and acquires pores in the centre. Al.J.B. 

 N&meferrum, iron. Rust-coloured. Fr. Hym. Eur. p. 571. Berk. Out. 

 p. 249. C. Hbk. n. 798. S. Mycol. Scot. n. 748. Grev. t. 155. Schrad. 

 Spic. p. 172. 



87. P. contiguus Fr. Almost 7.5 cent. (3 in.) long, 2.5 cent. 

 (i in.) broad, 12 mm. (X i n -) thick, cinnamon when young, 

 effused, firm, smooth, somewhat marginate, margin at the first 

 villous. Pores rather large, equal, obtuse, entire. 



Smaller than P. ferruginosus; distinguished by its ochraceous mycelium 

 from resupinate forms of P. igniarius (of which the mycelium is white accord- 

 ing to Berkeley). 



On rotten wood and sticks. Uncommon. 



Name contiguus, continuous, uninterrupted. Fr. Hym. Eur. p. 571. 

 Syst. Myc. i. p. 378. Berk. Out. p. 249. C. Hbk. n. jgrj.Pers. Syn.p. 544. 



Pores purple or violaceous. 



88. P. violaceus Fr. Violaceous, effused, determinate, thin, 

 short, even, smooth, closely adnate, destitute of a distinct sub- 

 iculum. Pores short, cellular or veined, quite entire. 



It approaches the Merulii in the curt, cellular pores. 



On fir poles and stumps. Frequent. Jan.-May. 



Spores ovoid, punctate, rose-yellow, 7 mk. Q. Name violaceiis, violet- 

 colour. Fr. Hym. Eur. p. 572. B. & Br. n. 1021. C. Hbk. ?i. 803. S. 

 Mycol. Scot. n. 749. Rostk. 27. /. 3. 



89. P. purpureus Fr. Very broadly and widely effused, 10-30 

 cent. (4-12 in.) long and broad, the mucedi7ious,Jlocculose, white 

 mycelium creeping over the surface of rotten wood. Pores curt, 



