150 FUNGI. [Boletus, 



distinct species. B. hovinus, With, appears to be in part B. edulis. 

 Fries remarks that the coat of gluten is thin and not coloured as in the 

 last, to which he appears to allude in the term " siibviscoso." 



6. B. piperdtics, Bull, (pepper Boletus) ; pileus smooth red- 

 dish or brownish yellow, tubes rather large subdecurrent fer- 

 ruginous, stem even, the base and flesh intense yellow. Bull. 

 /. 451. f. 2. Sow. t. 34. Pers. Sijn. p. 507. With. v. 4. p, 

 277. Fr. Si/St. Myc. v. 1. p. 388. Grev. Fl. Ed. p. 404. 

 Nees, Syst.f, 207. (copied from Batsch.) — B.ferruginatus, Batsch, 

 Cont. \.f. 128. 



Woods and thickets. Autumn. Hainault Forest, ^So^rerZ^y. Dun- 

 das Hill near Edinburgh ; Dr. Greville. Kinnordy. Sept. Klotzsch 

 in Hook. Herb. " Pileus 1—3 inches, broad, at length plane, moist or 

 even glutinous, reddish-yellow or brownish. Flesh yellow, not chang- 

 ing colour. Tid)es large, subdecurrent, angular, reddish-yellow or 

 ferruginous. Stem 1—2 inches high, 3—4 lines thick, more or less 

 deep yellow. Taste remarkably acid and pungent." Grev. I. c. 



7. B. variegdtus, Swartz, (variegated Boletus) ; pileus fasci- 

 culato-pilose dull yellow, tubes adnate round minute ferrugi- 

 nous, stem even firm. Swartz, in V. A. H. 1810. p. 8. {fide 

 Fries). Fr. Syst. Myc. v. \.p. 388. Klotzsch! Fung, Germ, 

 exs. n. 38. 



Fir woods. Aug. Sept. Helensburgh, Klotzsch in Hook. Herb. 

 East Morden, Dorset. Rev. M. J. Berkeley.— Pileus 3 inches or 

 more broad, convex, fasciculuto-squamose, scales small, tawny-yellow ; 

 flesh changing to blue when cut, margin tomentose, subinvolute. Tubes 

 very narrow, dull-yellow, blue when bruised, adnate, resembling some- 

 what those of B. bovinus. Stem 3 inches high, f of an inch thick, 

 granulato-pulverulent, very neat, firm, yellow, obtuse. Smell unpleasant, 

 taste not so. In Dr. Hooker's Herbarium there is a variety gathered 

 at Inverary, with the pileus nearly smooth. 



8. B. siihtomentosiis, L. {suhtoyneniose Boletus) ; pileus pul- 

 vinate d<^ subtomentose, tubes adnate large angular yellow 

 stem firm even. Linn. Suec. p. 506. Pers. Syn. p. 506. 

 With. V. 4. p. 276. Purt. Midi. FL v. 3. m. 1483. Fr. Syst, 

 Myc. V. I. p. 389. Grev. Fl. Ed. p. 404. Tratt. Essb. Schw, 

 t. Q. Klotzsch! Fung. Germ. exs. n. 39.— J9. cupreus and cras^ 

 sipes, Schceff. t. 133, 112.—^. commuiiis, Bull. t. 393 — B, 

 chrijsenteron, Bull. t. 4. 490. /. 3. With. v. 4. p. 280.— J5. 

 lufeus, Bolt. t. 84. middle figure. 



b. pileus blood- red smooth. B. sanguineus, With. v. 4. p, 

 279. Purt. Midi. FL v. 2. n. 989.— B. communis, Sow. t. 225. 



Woods, Summer and Autumn. Extremely common in subalpine 

 situations, more rare in flat districts.— P//ei/s 2—3 inches or more 

 broad, of various colours, but chiefly some shade of red, olive or yellow, 

 pulvinate, minutely downy ; epidermis often cracked in polygons, the 

 interstices reddish ; jlesh white or yellowish, changing slightly to blue. 

 Tidjes adnate or ascending and then subdecurrent, large, dull-yellow, 

 simple, blue when bruised. Sporules pale. Stem 3 inches high, i— |- 



