POLYPORUS. 219 



Mycelium emerging and forming nodules, which are at first flaxy then Polyporus. 

 smooth, in which the pores nestle, but it does not result in a pileus. Pores 

 very changeable in form. 



On dead branches. Uncommon. Sept.-Oct. 



Name —sanguis, blood. Bleeding. Fr. Hy?n. Eur. p. 578. B. 6^ Br. n. 

 1290. C. Hbk. n. 811. S. Mycol. Scot. n. 765. — A. & S. p. 257. 



115. P. radula Fr. — White, effused, made up of the naked 

 tomentose mycelium closely compacted, soft, villous beneath. 

 Pores medium-sized, angular, toothed, pubescent when young. 



Its growth is that of P. sanguinolentus, but it is drier, more lax, and 

 separable from the matrix. 



On fir. Strachan, Kincardineshire. 



Name — rado, to shave off. Perhaps from the ease with which it is removed 

 from the matrix. Fr. Hym. Eur. p. 578. B. & Br. n. 1808. »S. Mycol. 

 Scot. ?i. 766. — Pers. Obs. 2. p. 14. 



116. P. vaporarius Fr. — Effused, innate, the white floccose 

 mycelium creeping into the wood. Pores large, angular, pale- 

 white, crowded into a continuous, firm, persistent stratum. 



On dead branches. Very common. Jan. -Dec. 



Extremely variable. Name — vaporarium, a stove. Perhaps first found 

 in hothouse. Fr. Hy?n. Eur. p. 579. Berk. Out. p. 252. C. Hbk. n. 815. 

 S. Mycol. Scot. n. 767. — Pers. Myc. Eur. p. 106. 



Var. secernibilis B. & Br. — Shining white, honey-colour when 

 dried, separable. 



On fir-leaves under moss. Autumn. Forres. Name — from its being 

 separable. B. & Br. n. 1022. S. Mycol. Scot. n. 767. 



r^ 



117. P. Gordoniensis B. & Br. — Persistently shining white, 

 effused, superficial, membra?iaceous, very thin but separable, mar- 

 gin shortly fringed. Pores minute, unequal, angular, dissepi- 

 ments very thin, fimbriato-tootlicd. 



An extremely delicate species, and not in the slightest degree innate. The 

 margin remains snow-white, and the pores themselves change colour only 

 very slightly in drying. 



On fir poles. Aboyne. 



Name— after Marchioness of Huntly. B. & Br. n. 1023. C. Hbk. a. 813. 

 S. Mycol. Scot. ?i. 768. Fr. Hym. Eur. p. 579. 



118. P. Vaillantii Fr. — White, thin, the free mycelium result- 

 ing in root-like ribs which are somewhat united by a membrane. 

 Pores now and then crowded together, curt, rather Large, thin, 

 unequal. 



