POLTPOREI. 255 



In woods. [United States.] 



When the pilens is cracked, the cracks are yellow. Size and habit very mnch 

 resembling B. cTirysenteron,, but less common. Often Rowing on beech nuts. 

 Spores oval, yellowish brown, '0005 X "00021 in. 



var. radicans. Krombh.t.4:8,f.l-fj. Whole plant pale oclire 

 or stone colour. Spores spindle-shaped, very pale ochre, almost 

 white, '00026 x '00012 in., has the appearance of being distinct. 

 Epping Forest. Staplehurst, &c. — W. G.S. 



715. Boletus variecolor. B. & Br. " Varicolored Boletus." 



Pileus convex, subtomentose, olive, margin involute, flesh 

 under the cuticle dark-purple, stem bulbous, attenuated upwards, 

 reticulated at the apex, yellowish below, rufescent above and 

 finely pubescent ; tubes minute, free, yellow. — Ann. N.H. 1865, 

 no. 1020, ^. xiii. /. 3. 



In woods, &c. Aug. Deeside. 



The flesh of the pileus and stem is pale, here and there inclining to yellow, 

 ibC'l partially marbled. It approaches B. suhtoraentosus in habit, but with the 

 bulbous reticulated stem of the section Caloxjodes of Fries. 



Sect. 3. Calopodes. 



716. Boletus calopus. Fr. " Scarlet-stemmed Boletus." 



Pileus globose, then pulvinate, unpolished, somewhat tomen- 

 tose, olivaceous ; stem firm, conical, then nearly equal, reticu- 

 lated entirely, or at the apex, scarlet ; tubes adnate, minute, 

 angular, yellow. — Fr. Epicr.p. 416. Kromhh. t. 37./. 1-7. Schceff. 

 t. 315. Bolt. t. 84. Eng. Fl. y.p. 151. Saund. 4' Smith, t. 13. 



In mixed woods. Aug. King's Cliffe. Epping Forest. 



[Mid. Carolina.] 



Differs from B. suhtoraentosus in the red, thicker, reticulated stem and nar- 

 rower tubes. Flesh more or less changing to blue. — FrieS' Spores spindle- 

 shaped, yellowish brown, '0003 X" 00014 in. 



717. Boletus olivaceus. Schceff. *' Olive Boletus." 



Pileus convex, even, at length smooth, olive-brown, margin 

 at first inflexed, stem firm, clavato-bulbous, reticulate, punc- 

 tate, blood-red, yellowish above ; tubes adnate, short, minute, 

 unecjual, olive-yellow. — Fr. Epicr.p. 416. Schceff. t. 105. B. 

 pachypus^ var. b. Eng.Fl. y. p. 151. Purt. no. 988. 



