Boletus POLYPORACE^E 325 



golden-yellow. Po. minute. Flesh yellow and pale salmon, 

 sometimes changing to pale blue. 

 Solitary or gregarious. Edible. Open places in woods. Aug. 5 X 5 X if in. 



1487. B. crassus Mass, (from the stout stem ; crassus, thick) a b. 



P. convex to expanded, irregularly waved, densely tomentose, 

 white, then pale yellow-brown or fawn colour. St. at first 

 almost globose, paler than P., white-reticulate above, base 

 almost white. T. free, or nearly so, white then primrose. 

 Flesh white, then pale primrose or pale biscuit. 



Taste sweet, nutty ; odour strong, acid. Under trees in pastures, beech. 

 Aug. 4 X 4 X 2\ in. Compare 1490 and 1496. 



1488. B. paehypus Fr. (from the thick stem ; Gr. pachus, thick, 

 pous, a foot) a b c. 



P. pulvinate, pale warm umber, umber or yellowish-umber or 

 biscuit-colour. St. equal to clavate or bulbous, pale salmon- 

 rose above and below, rose in middle or yellow above, and 

 umber and whitish-yellow below. T. rounded-adnate, bright 

 yellow to green. Flesh whitish, pale vinous under membrane 

 of pileus and at base of stem, changing sparingly and slowly 

 to blue or unchanging. 



Taste not unpleasant. Woods, chiefly pine. Sept. -Oct. 4i X 3^ X ij in. 



e. E dales. 



1489. B. eandieans Fr. (from the white pileus and stem ; candicans, 



whitish, shining-white) a b c. 



P. convex, brownish- or yellowish-white, or almost white. St. 

 obese, clavate or bulbous, reticulate to smooth, ochre- or 

 primrose-white, pale umber below. T. adnato- or adnexo- 

 rounded, sulphur to primrose. Flesh ochre-white, changing to 

 bright blue or indigo. 



Solitary or 2-3 connate. Open places, under oaks, in company with 1499. 

 June-Oct. 5 X 3J X i| in. This is B. elephantimis Schaeff. 



1490. B. edulis Bull, (from its edible properties) a b c. 



P. pulvinate to expanded and flat, pale umber, yellowish- or 

 purplish-umber or tan, rarely sooty ; marg. usually lighter or 

 white. St. obese to clavate and equal, pale umber-white, 

 buff-white or white above and tan below, white-reticulate above. 

 T. adnexo-rounded, white to greenish-yellow. Flesh unchang- 

 ing white, sometimes salmon-white under pellicle of P. 



Woods, especially beech ; common. June-Nov. 8| x 5 X i& in. The 

 cepe of French markets, the Fungo porcino, Porcine Bole porcin or Ferre 

 of Italian markets. The " suillos " of Mart. Ep. iii. 60. Sometimes 

 attacked by a yellow parasitic mould, Hypomyces chrysospermus, and then 

 not edible. Var. tdrolpes Mass. St. even, white. There is also a wholly 

 white var. 



1491. B. sereus Bull, (from the copper-coloured stem ; as, copper) 



a b c. 



P. pulvinate, smooth, umber, somewhat olive or blackish. St. 

 subclavate to equal, somewhat reticulate, pale buff or yellow 



