328 POLYPORACEyE Boletus 



1502. B. rubiginosus Fr. (from the reddish-brown pileus ; rnbigo, 



rust) a b. 

 P. convex, pubescent to glabrous, red-brown. St. subclavate, 



wholly reticulate, whitish to pale brownish-biscuit. T. adnate, 



unequal, white. Flesh unchanging white. 

 Scattered. Under beeches. Autumn. 3^ x 2 x I in. 



1503. B. viseidus L. (from its viscidity) a b c. 



P. pulvinate, smooth, pale yellowish-brown or pale buff, clouded 

 pale greenish or umber ; marg. sometimes appendiculate with 

 V. St. equal, vaguely reticulate above, somewhat annulate, 

 pale yellowish-brown, slightly streaked, somewhat specked 

 above. T. adnate, pale grey then umber and sienna, shaded 

 umber or livid. 



Woods, larch ; rare. July-Aug. 5 x 2j X in. Intermediate forms 

 occur between this and 1501. 



1504. B. porphyrosporus Fr. (from the purplish spores; Gr. por- 



phureos, purple, sporos, seed) a b. 



P. convex, minutely velvety, dark olive, yellowish-umber or 

 umber, blackish when bruised. St. equal, minutely punctate, 

 brown-yellowish, shaded olive, not dark. T. adnate, brownish- 

 yellow, faintly salmon or grey, brown when bruised. Flesh 

 white, becoming blue near T. 



Solitary or subcasspitose. Odour strong of fish. Woods, mixed, open 

 grassy places under trees. Aug. -Sept. 5 x 4 X ij in. 



h. Versipelles. 



1505. B. versipellis Fr. (from the changeable colours of the pellicle ; 



verto, to turn, pellis, the stem) a b c. 



P. pulvinate, dry, tomentose, becoming even, red-orange, rufous- 

 brown or fuliginous ; marg. appendiculate with the V. St. 

 attenuate upwards, yellowish-white, rough with small brown 

 scabrous sc. T. adnato-rounded to free or sinuate, yellowish- 

 or pale brownish-white. Flesh whitish, becoming clouded pale 

 grey. 



Edible. Woods, heaths ; frequent. July-Oct. 4^ X 6 x ij in. This is 

 the "Rosetto" of Italian markets. Gathered for food by Italians in 

 Epping Forest as the " Rossett.'' 



1506. B. seaber Bull, (from the rough stem ; s caber, rough) a b c. 



P. pulvinate, smooth, viscid when moist, at length rugulose or 

 rivulose, usually umber, but sometimes olive-umber, red, orange, 

 fuliginous, cinereous-blackish or white. St. attenuate upwards, 

 white or yellowish-white, striated and sprinkled with minute 

 brownish or grey sc., sometimes imperfectly granuloso-annulate. 

 T. adnato-rounded or sinuate, white or yellowish-white, 

 becoming dingy brownish. Flesh whitish, changing to pale 

 slate-colour. 



Edible. Woods ; common. June-Nov. 4^ x 7^ X i in. This is the 

 Porcindlo or Albarello of Italian markets. Var. nivcus Fr., white. Some- 



