178 POLYPOREI. 



Boletus. Handsome, robust, mild, not bitterish. 



In woods. Rare. Aug.-Sept. 



Pileus sometimes 20 cent. (8 in.) broad. Stem 5-7.5 cent. (2-3 in.) long. 

 Spores earthy-yellow. Fr. ; rich brown, oval or spindle-shaped, 12 x 5 mk. 

 IV.G.S. Very poisonous. Name — Satan. Satanic. From its poisonous 

 and dangerous qualities. Lenz f. 31. Fr. Hym. Eur. p. 510. Berk. Out. p. 

 233. C. Hbk. n. 723. S. Mycol. Scot. n. 683. Fl. Bat. t. 1040. Hussey i. /. 

 7. Quel. t. 15./". 1. — Rocq. t. 6. Krombh. t. 38./. 1-6. Vivian, t. 40. 



31. B. luridus Schaeff. — Pileus often 20 cent. (8 in.) but 

 occurring 5-7.5 cent. (2-3 in.) broad, tomentose, wnber-olivaceous, 

 then somewhat viscous, fuliginous, pulvinate ; flesh yellow, be- 

 coming azure-blue when broken. Stem 5 cent. (2 in.) and much 

 more long, stout, vermilion-red, marked with reticulations or 

 dots. Tubes free, yellow, at length becoming green ; pores 

 round, vermilion then orange. 



Stem somewhat orange at the apex. Taste pleasant. 



In mixed woods, &c. Common. July-Nov. 



Spores oval, greenish slate-colour, 17x9 mk. IV.G.S. Very poisonous. 

 Name — luridus, lurid in colour. Schceff". t. 107. Fr. Hym. Eur. p. 511. 

 Syst. Myc. i. p. 391. Sv . dtl. Sv. t. 12. Berk. Out. p. 233. t. 15. f. 5. 

 C. Hbk. ti. 724. S. Mycol. Scot. n. 684. Grev. t. 121. Barla t. 33. f. 1-5. 

 Krombh. t. 38. f. n-17. — Bull. t. 100. Rostk. t. 31. B. stem curt, bulbous, 

 scarcely reticulated Bolt. t. 85. 



* B. erythropus Pers. — Stem thinner, cylindrical, not reticu- 

 lated but dotted with squamules, internally somewhat red. 



The pileus is often tawny-rufescent. Smaller than preceding species. The 

 flesh, according to Persoon, is red-blood-colour, according to Fl. Dan. t. 

 1792 yellow. 



In woods and shrubbery. Uncommon. July-Aug. 



Name — epvBpos, red ; 7rovs, afoot. Red-stemmed. Pers. — Fr. Hym. Eur. p. 

 511. Berk. Out. p. 233. C. Hbk. n. 725. S. Mycol. Scot. n. 685. Letell. 

 t. 612. Barla t. 33-/1 6, 7. Hans. t. 56. 



32. B. purpureus Fr. — Pileus purplish-red, pulvinate, somewhat 

 velvety, opaque, dry ; flesh azure-blue only when young, then 

 dark yellow. Stem stout, yellow, variegated with purple veins 

 and dots. Tubes somewhat free, greenish-yellow ; pores minute, 

 purple-orange. 



Very handsome. The stem varies reticulated only at the apex, becoming 

 red internally, chiefly at the base. 



In woods. Rare. 



Spores somewhat spindle-shaped, green-sepia-brown, 11x6 mk. W.G.S. 

 "Same— purpureus, purple. Fr. Hym. Eur. p. 511. Sv. dtl. Sv. t. 41. Berk. 



