BOLETUS. 173 



villoso-tomentose. Stem stout, attenuated downwards, somewhat Boletus. 

 ribbed-sulcate, slightly rough with dots under a lens. Tubes 

 adnate ; pores large, angular, yellow. 



Flesh white or pallid, not red beneath the cuticle. When the pileus is 

 cracked the interstices become yellow. The colour of the pileus is brighter 

 when the olivaceous down disappears. 



In woods. Common. Aug.-Nov. 



About same size as B. chrysenteron. Often growing on beech-nuts. M.J.Ii. 

 Easily distinguished by its yellow cracks. Spores oval, yellowish-brown, 

 14 x 5 mk. W.G.S. ; fusoideo-oblong, hyaline or very pale yellow, 11-13 x 4~S 

 mk. K. Name sub, and tomentosiis, downy. Linn. Fr. Hym. Eur. p. 503. 

 Berk. Out. p. 232. C. Hbk. n. 714. S. Mycol. Scot. n. 674. Price f. 2. 

 Vivian, t. 37. Gonn. & Rab. vii. /. 5./. i. Bolt. t. 84. middle fig. Schtzff. 

 t. 112. Krombh. t. 37. / 8-ir. Bull t. 393. Fl. Dan. t. 1074. Battar. 

 t. 30. /. /'. Krombh. t. 48. /. 1-6 represents a beautiful var., somewhat 

 cerugirious. 



16. B. spadiceus Schasff. Pileus date -brown, opaque, pul- 

 vinato - expanded, moderately compact, dry, tomentose, then 

 widely cracked ; the white flesh unchangeable, fuscous reddish 

 above. Stem firm, clavate, even, flocculoso-furfuraceous, yellow 

 inclining to fuscous. Tubes adnate, yellow ; pores minute, some- 

 what round. 



The stem is compact, not reddish, yellowish-white internally. 

 In mixed woods. Glamis, 1875. Aug. 



Pileus 7.5-10 cent. (3-4 in.) broad. Stem very thick. Name spadix, a 

 palm-branch. Date-brown. Schcsff. t. 126. Fr. Hym. Eur. p. 503. B, & Br. 

 n. 1797. S. Mycol. Scot. n. 675. Krombh. t. 36. f. 19, 20. 



17. B. radicans Pers. Pileus olivaceous-cinereous then pale 

 yellowish, pulvinate, dry, somewhat tomentose, the thin margin 

 involute ; flesh light yellow, becoming immediately dark azure- 

 blue. Stem attenuato-rooted, even, light yellow, flocculose with 

 reddish pruina, naked and dark when touched. Tubes adnate ; 

 pores unequal, large, lemon-yellow. 



Taste bitterish. The pores are those of B. subtomentosus, the habit that of 

 B. badius. 



In woods. Epping Forest. Staplehurst, &c. 



Spores spindle-shaped, very pale ochre, almost white, 6x3 mk. W.G.S. 

 Name radix, a root. Rooting. Pers. Fr. Hym. Eur. p. 503. Jouni. 

 Bot. 1873, p. 337. C. Hbk. n. 714. Opatowski Bolet. t. i. 



18. B. rubinus Smith. Pileus 5-7.5 cent. (2-3 in.) broad, 

 yellow -fuscous, pulvinato -gibbous then plane, dry, somewhat 

 tomentose, slightly cracked ; flesh vivid yellow, wholly unchange- 



