POLYPORUS. 199 



On dead pine. Den of Dun, 1874. Menmuir. Feb. Polyporus. 



Name — trabs, timber, a vessel. Found in ships. Rostk. t. 28. Fr. Hym. 

 Eur. p. 547. B. &■ Br. n. 1428. S. Mycol. Scot. n. 717. 



39. P. destructor Fr. — Pileus fuscous-whitish, watery, fleshy, 

 effuso-reflexed, fragile, rugose, somewhat undulated, zoned inter- 

 nally. Pores elongated, somewhat round, toothed or torn, white. 



B. undulated, broadly expanded, marginate, whitish-date-brown, It softens 

 and destroys wood like Merulius lachryma?is. 



On fir, larch and Scotch. Common. July-Dec. 



Sometimes almost resupinate or effused. M.J.B. Name — destruo, to de- 

 stroy. From its destroying wood. Fr. Hym. Eur. p. 547. Berk. Out. p. 

 242. C. Hbk. 11. 760. S. Mycol. Scot. n. 718. Krombh. t. 5. f. 8. — Schrad. 

 Rostk. t. 27. 



2. Lenti. Pileus fleshy pliant, &c. 



* Substance coloured. 



40. P. nidulans Fr. — Pileus 1-2.5 cent. (J^-i in.) thick, some- 

 what pale yellowish^ of the same colour internally, fleshy, very 

 soft-, somewhat pulvinate, villous, becoming even, zoneless. Pores 

 elongated, of medium size, unequal, angular, taw?iy-brick-colour. 



Fragrant when dry, remarkable for its softness. Margin spreading, some- 

 what obtuse. There are two forms, one pale yellowish, the other somewhat 

 flesh-colour. 



On dead wood. Uncommon. Sept.-Nov. 



Name — nidus, a nest. From its shape. Fr. Hym. Eur. p. 548. Syst. 

 Myc. i. p. 364. Berk. Out. p. 242. C. Hbk. ?i. 761. S. Mycol. Scot. n. 719. 

 — P. rutilans Saund. & Sm. t. 45. —Bull. I. 482. 



41. P. rutilans Fr. — Pileus tawny- cinnamon becoming pale 

 (tawny), of the same colour internally, fleshy-pliant, thin, at first 

 villous, then becoming smooth, zoneless. Pores curt, minute, 

 thin, equal, acute, cinnamon, somewhat shining. 



Pileus at length juiceless, friable, the slight margin inflexed, but not in- 

 curved or fimbriate as in P. cuticularis. Variable in form, but extenuated, 

 not pulvinate and convex on both sides like P. nidtclans. 



On fallen branches. Uncommon. 



When fresh has a sweet scent like that of anise. M.J.B. Name— rutilo, to 



be reddish. Fr. Hym. Eur. p. 548. Berk. Out. p. 242. C. Hbk. u. 762.— 

 Pers. 1c. t. 6./. 4. 



42. P. gilvus Schw.— Tileus pale yellowish, fleshy-pliant, effuso- 

 reflexed, soft, even, becoming smooth, zoneless, margin spreading, 

 thin, acute. Pores very small, naked, quite entire, pale yellow- 

 ish-ferruginous, opaque. 



