256 POLTPOEEI. 



In woods. Rare. Oct. 



Pilous olive brown ; tubes bright yellow ; stem brown below, yelIo\' above. 

 ^ParU Pileus from 1^-2 in. in diameter, seldom more j stem rathei short. 



718. Boletus pachypus. Fr. " Thick-stemmed Boletus.' 



Pileus pulvinate, dry, subtomentose, brownisli, tlien pallid 

 tan; stem thick, firm, reticulated, variegated yellow and red ; 

 tubes somewhat elongated, shortened near the stem, almost free, 

 rounded, yellow; orifice of the same colour. — Fr. Epicr.p.All . 

 Letell. Supp. t. 641. Kromh. t. 35./. 13-15. Eng. Fl. y. p. 151. 

 Saund. ^' Sm. 1. 17. 



In woods. July — Sept. Epping Forest. [Low. Carolina.] 



Pileus 6-7 in. broad, dry, pulvinate, subtomentose, pale reddish brown, 

 very thick and fleshy, when young firm, when full gro^\^l very soft ; flesh 

 white, not changeable ; tubes free, at first lemon-coloured, afterwards dirty 

 yellow, simple ; stem 3-4 in. high, 2|- in. thick, bulbous, often swollen from 

 the top, rarely equal, reticulated, yellowish when young, subrufescent when 

 old, sometimes two or three springing from the same root. — M. J, B. 

 This species sometimes changes very sparingly to blue. Taste not un- 

 pleasant. Spores large, oval, yellowish ochre, '0005 X '00022 in. 



Sect. 4. Edules. 



719. Boletus edulis. Bull. "Edible Boletus." 



Pileus pulvinate, smooth, moist, bj;ownish ; stem stout, reticu- 

 lated, pallid brown ; tubes nearly free, elongated, minute, at first 

 white, then yellow and greenish. — Fr. Epicr. p. 420. Bull. t. 60, 

 494. Sow.t.'ill. Sv.Bot.t. 197. Lenz.f.34:. Tratt.aus.f. M. 

 Kromhh. t. 31. Vitt. t. 22. Letell. S. t. 614. Schceff. 1. 134, 135. 

 Paul. t. 167, 168. Berk. Outl. t. 15./. 6. Huss. i. t. 81. CooJce, 

 B.F. t. 15. Smith, E.M.f. 2. Eng.Fl. \.p. 153. Badh. i. t. 3,ii. t. 

 3,/ 1, 2. Price J. 63. Barla. t. 311. Vent, t, 8. Hogg, ^ Jolinst. 

 t.U. 



In woods. Common. Esculent. [Mid. Carolina.] 



Pileus 6 in. or more broad, pulvinate, at length convexo-expanded, smooth, 

 shining, often rugose, and much cracked, dark umber, pale towards the 

 margin, slightly viscid, extreme margin white, scarcely downy. Flesh turn- 

 ing a little reddish near the epidermis. Tubes nearly free, at first white, 

 then lemon-coloured, at length dull yellow, simple, their orifices angular. 

 Spores large, greenish ochre. Stem 4 in. high or more, 2 in. thick, fawn 

 coloured, incrassated above and below, reticulated. — J/. /. B. 



var. p. elephantinus, changes to blue when cut or bruised. 

 Banstead Downs, Surrey. — Schceff. t. 277. 



