280 FCNGUS-FLORA. 



attenuated, smooth, rather paler than the pileus, withoTit a 

 ring, solid, flesh with a tinge of brown ; spores elongato- 

 fusiform, olive, 16 x 4 fx. 



Gregarious, but not caespitose. Amongst sphagnum in a 

 swamp. Without any very near ally, probably nearest to 

 slender forms of Boletus hadius, from which it is at once dis- 

 tinguished by the very thin flesh of the pileus, brighter 

 colour, long slender stem, short tubes, &c. 



Boletus bovinus. Linn. 



Fasciculate. Pileus 2-3^ in. across, convex then almost 

 plane, margin acute, pale reddish-yellow, glabrous, viscid, 

 shining when dry, with traces of the gluten remaining as 

 fibrils or ridges, flesh rather thin, whitish, unchangeable; 

 tubes subdecurrent, up to ^ in. deep, openings compound, sub- 

 angular, often elongated radially, i-1^ mm. across, dingy 

 yellow, then brownish-cinnamon ; stem 2-4 in. long, }, in. 

 or more thick, equal, even, coloured like pileus, apex often 

 yellow; spores elongato-fusiform, pale olive, 12-14 X 5 fi. 



Boletus hovimis, Linn., Suec, n. 1246; Fries, S. M. i. p. 

 388 ; Cke., Hdbk., p. 252. 



Heathy fir woods, &c. Pileus rather thin for a Boletus, 

 stem thin usually elongated, clustered or gregarious. 



Gi-egarious, fiisciculate ; pileus 1-2 } in. broad, when young 

 hemisi^herical, margin white and tomentose, disc and top of 

 stem purplish, base rhubarb-coloured; when full-grown 

 convex, exi)anded, margin still turned in, very glutinous, 

 dull orange-yellow, or deep buif; flesh tinged with the colour 

 of the pileus, not changeable. Tubes resembling the pores of 

 MeruViHs larhri/mau.s, very shallow (:", in.), comjiound, dirty 

 yellow, not easily se])arating from the pileus. Stem 2-3 in, 

 liigh, l-^ in. thick, subtomentose, not diffused gradually but 

 rather abruptly into the pileus, of the same colour, but 

 streaked with watery lines, attenuated below, or subequal ; 

 bulbous when very young. fSporcs elliptic. Smell strong, 

 like Marasmius oreades. (Berk.) 



Boletus granulatus. Linn. 



I'ileus 0-4 in. across, convex, then more or less expanded, 



at first viscid with reddish-luown gluten, yellowish when 



the gluten has disappeared ; tubes up to ^ in. long, adnato 



and often with an indication of being decurrent, yellow, 



