POLTPOEEI. 269 



tan-coloured ; pores minute, soft, white, easily obliterated with 

 flocci. — Fr. Epicr. p. 450. Sow. t. 422. 



At the base of trunks. Rare. 



754. Polyporus heteroclitus. Fj\ " Ground Polyporus." 



Cgespitose, coriaceous ; pileoli sessile, expanded everywhere 

 from a common, radical tubercle, lobed, villous, without zones, 

 orange; pores irregular and elongated, golden -yellow. — Fr. 

 Epicr. p. Vol. BolLt.lQ4:. Eng.Fl.y.j). 136. 



On the ground, under oaks. 



Pileus 2^ in. broad. It shoots out several flat pieces from a hard and co- 

 riaceous root, which is white within, lying on the surface of the earth in a 

 horizontal direction. Pores very variable in size and form. — Piirton,^ 



755. Polyporus salignus. IV. " Willow Polyporus." 



Imbricate, ctespitose, coriaceous, soft, elastic ; pileoli dimi- 

 diate, dilated, reniform, incrusted with adpressed, whitish down, 

 tumid, sublobate, somewhat sulcate and depressed about the mar- 

 gin ; pores thin, frowded, elongated, flexuose, intricate, white. — 

 Fr. Epicr. p. 452. Bolt. t. 78. Batt. t. 38, E. F. salicinus, Grev., 

 Rostk. t. 2. 



On willows. 



Sect. 4. Apus — Sessile. 



A. Anodermei. 



756. Polyporus epileucus. Fr. " Grey-elm Polyporus." 



Pileus of a cheesy consistence, firm, pulvinate, villoso-scru- 

 pose, unequally grey, internally white-zoned; pores round and 

 elongated, obtuse, entire, white. — Fr. Epicr. p. 452. Rostk. t. 26. 

 Smith. Seem. Journ. 1868, p. 34. P. spumeus, Fl.Dan.t. 1794. 



On elm trunks. Nov. HoUoway. London. [United States.] 



It is a very large and handsome species, stemless, of a rich but subdued 

 yellow colour, and somewhat corky consistence j the tubes are very minute, 

 and about f of an inch long ; the pileus is tough, shaggy, and dingy-white. — 

 W. G. S. 



757. Polyporus chioneus. Fr. " Soft white Polyporus." 



White. Pileus fleshy, soft, without zones, somewhat even and 

 smooth, rather expanded behind ; margin acute, inflexed ; pores 

 short, small, rounded, equal, quite entire. — Fr. Epicr. p. 453. 

 Fers. M.E. ii., 1. 15. /. 2. Ann. N.H. no. 806. 



