270 POLYPOREI. 



On trunks. 



\ 



Always soft, fragile, hyaline white when moist, whitish when dry, about 

 1 in. broad. Spores white, oval, 'OUOS X -00013 in. 



758. Polyporus fragilis. Fr. "Fragile Polyporus." 



Wliitisli, spotted with brown when touched; pileus between 

 fleshy and fibrous, fragile, piano-depressed, or versiform, fibroso- 

 rugose, convex below : pores slender, elongated, flexuose, intri- 

 cate. — Fr. Epicr. p. -iS-i. Ann. N.H. no. 710. 



On fir. Cornwall. 



759. Polypo2U3 cassius. Fr. -'• Blue-grey Polyporus." 



White, here and there tinged with blue ; pileus fleshy, soft, 

 tough, unequal, silky ; pores small, unequal, elongated, flexuose, 

 dentate, and torn. — Fr. Epicr. p.4:D4:. Sow. t. 226. Eng.Fl. v. 

 i?. 139. Fl. Dan.t. 1963./ 2. 



On fallen sticks. [Mid. Carolina.] 



A small species, ^-3 in. broad, variously imbricated and laciniated, some- 

 times stipitate, very delicate, changing when touched to bluish ; flesh thin; 

 pores of various lengths, sometimes oblique, and deeper than the flesh of the 

 pileus. — M.J.B. Spores pale blue, oval, "OOOlX'OOOS in. 



760. Polyporus destructor. Fr. " Destructive Polyporus." 



Pileus fleshy, watery, fragile, effused or reflexed, rugose, 

 whitish, tinged with brown, zoned within ; pores long, rounded, 

 toothed, and torn, whitish. — Fr. Epicr. p. 454. Kromhh. t. 3, 

 /. 3. Eostk. t.27. Bisch.f. 3422. Kl. exs.no. 226. 



On larch and Scotch fir, and on the ground. [Mid. Carolina.] 

 Waved and incrusting, broad, wholly resupinate. 



761. Polyporus nidulans. Fr. " Nestling Polyporus." 



Pileus fleshy, tough, very soft, subpulvinate, villous, becom- 

 ing even, not zoned, reddish-grey, within of the same colour ; 

 pores long, medium sized, unec[ual, angular, tawny, inclining to 

 brick-red. — Fr. Epicr. p. 455. Schceff. t. 136? Ann. N.H. no. 345. 

 Kl.exs.no. 80^, 1914. 



On fallen sticks. 



Fragrant when dry ; colour of the pileus rufescent or yellowish ; margin 

 spreading, somewhat obtuse. 



762. Polyporus rutilans. Fr- *' Pieddish Polyporus." 



Pileus fleshy, tough, thin, soft, at first villous, then smooth, 

 not zoned, tawny cinnamon, growing pale, of the same colour 



