212 POLYPOREI. 



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

 pileus. 



Clearly different from P. fen-uginostcs and following species. 



On trunks. Knowle Park, Burchell. 



Name — umbrinus, umber-coloured. Fr. Hym. Eur. p. 571. B. & Br. n. 

 1890. — Rostk. 27. t. 6. 



86. P. ferruginosus Fr. — As much as 2.5 cent. (1 in.) thick, 

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

 circumfere?ice 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. M.J.B. 

 Name—ferrum, iron. Rust-coloured. Fr. Hym. Eur. p. 571. Berk. Out. 

 p. 249. C. Hbk. n. 798. S. My col. Scot. n. 748. Grev. t. 155. — Schrad. 

 Spic. p. 172. 



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

 (1 in.) broad, 12 mm. {yi in.) thick, cinnamon when young, 

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

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



Smaller than P. fe?'r?tginosus ; 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. \. p. 378. Berk. Out. p. 249. C. Hbk. 11. 797. — Pers. Syn.p. 544. 



*** Pores purple or violaceo?is. 



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 — violaceus, violet- 

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

 Mycol. Scot. n. 749. — Rostk. 27. t. 3. 



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

 cent. (4-12 in.) long and broad, the mucedinous,fiocculose, white 

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



