246 Hymenomycetre, Polyporacea', Boletus. 



40. Boletus pictilis (Qucl.) Sacc. ot Trav. — Syll. XIX p. 170. — 981 

 Ixocomus pictilis Quelet, Assoc. franc. Avanc. Sc. XXII (1893) 

 pag. 4, tab. III, fig. 9 (extr.), Ixocomus fusipes Quel. Fl. mycol. 



p. 413, non Fries ex auctore. — Pileo eburneo-albo, dein margine 

 subcitrino, 5 cm. lato; stipite albo, velo puberulo, maculato-subre- 

 ticulato, guttulas resinosas fugaciter rubras, roseo-lilacinas de- 

 mumque castaneas, tequc ac hymenio, gerentoj carno tenera, 

 dulci nivea, sub cuticula rosea, prope hymenium stipitisque ex- 

 teriorem partom citrina, demum lilacina; poris sinuatis; denticu- 

 latis, e flavido olivacois; sporis oblongo-ovoidois, 10 [j.. longis, fla- 

 vo-fulvis. 



Ilah. in silvis acerosis in Vogesis et Alpibus. 



41. Boletus bicolor Massoe, Bull. Miscell. Bot. Gard. Kew (1909; 982 

 p. 205. — Pileo pulvinato, dein plus minusve depresso-undulato, 

 glabro, sicco, aurantiaco centro obscuriore, B-6 cm. lato; tubulis 

 stipiti adnatis v. subdecurrentibus, albidis, 3-4 mm. longis; poris 

 elongato-hexagoniis, amplis, albidis; stipite farcto, solido, sursum 

 incrassato, glabro, pileo concolori, 4-5 cm. longo, sursum 1 cm. 

 crasso ; sporis fusiformibus, albidis, iiavo-tinctis, 7-8 ^ 4 ; carne 

 spongiosa, albida, 1-1,5 cm. crassa. 



Hdb. ad terram, Singapore Asiiu (E-idley). — Bol. versipelU 

 afl&nis. 



4'2. Boletus flexipes Massee, Bull. Miscell. Bot. Gard. Kew (1909) 933 

 p. 208. — Pileo tenui e convexo plano, intordum centro deprosso, 

 glabro, castanoo, zona lata umbrina in medio pilei ornato, 4-5 cm. 

 lato; tubulis in stipite subdecurrentibus, curtis, flavescentibus ; po- 

 ris rotundatis, minutissimis, aureis; stipite solido flexuoso, sursum 

 attenuato, pallido v. tinctura loviter rubescente-flavida pr;edito, 

 6 cm. longo, 6-8 mm. lato; sporis oblongo-fusoideis, interdum 

 curvulis, 7-9 « 5, flavidis (?); carne 3-4 mm. crassa, compacta. 



Uab. ad terram, Singapore Asiae (Ridley). — Boletus vaccino 

 affinis. 



43. Boletus pachycephalus Massee, Bull. Miscell. Bot. Gard Ko\v 984 

 (1909) p. 206. — Pileo pulvinato, velutino, brunneo, contro satu- 

 ratiore, 5 cm. diam.; tubulis brevissimis; stipite adnatis v. decur- 

 rentibus, ex albo sublutescentibus; poris angulatis aut sinuoso- 

 elongatis, mediocribus, rosoo-rufescentibns; stipite solido, curto, 

 basi incrassato, nigro-brunneo, glabro, 2-3 cm. longo, 1,5 cm. cr. ; 

 sporis ellipsoideis, flavo-viridibus, 8-9 »4; carne alba, immutabili, 

 crassissima, compacta. 



