HymenomycetaB. Polj^poracese, Boletus. 165 



. Boletus COrsiCUS Roll. BulL Soc. Myc. de Fr. 1896, p. 1, tab. I, 470 

 fig. 5. — Pileo pulvinato, nsque ad 10 cm. et ultra diam. sequante, 

 brunneo, cito rimoso et inde carnem luteam prsebente ; tubulis 

 longis, sulphnreis, demum canescentibus, decurrentibus, circum 

 stipitem profunde sinuatis; poris aureis, minirais, rotundis ; stipite 

 pro ratione curto, fusiformi-bulboso, radicosO; ad apicem striis no- 

 tato, luteo, brunneo-maculato, pustulis squamiformibus, crassis, 

 hymenii vestigiis, exasperato, came lutea, versus superficiem pilei 

 fiavescente et in stipite hinc inde brunnescente; sporis oblongis, 

 pallidis, guttatis, 15-18 «5; cystidiis fusiformibns. 



Hdb. juxta Cistos in pinetis Corsicae. — B. irnpolifo vicinus, 

 differt stipite rugoso. 



Boletus Intermedlus Pat. Bull. Soc. Myc. de France. 1895. p. 86. 471 

 — PiJeo carnoso, duro, convexo-plano, dein depresso, glabro, rubro, 

 sinuoso, 3-5 cm. lato, margine involnto; stipite excentrico, brevi, 

 crasso, 1 y^ cm. longo, 8 mm. lato, cylindraceo v. ventricoso, basi 

 curvato, farcto, duro; hymenio luteo-olivaceo; iamellis angustis 

 1 mm. latis, confertis, obtusis, crassis, decurrentibus, gelatinoso- 

 mucilaginosis, venis transversalibus conjunctis et poros v. alveolos 

 limitantibus ; cystidiis nullis; basidiis claviformibus, 20-25*^8-10, 

 4-sterigmaticis; sporis ochraceis, ovoideis, 7-9*5. 



Hah. ad terram in Madagascar. — Exacte medius inter Bolefiim 

 et Paxillum. 



Boletus splendidus C. Mart. Bull. Sc. bot. Geneve, YII, 1892- 472 

 1894, p. 190. — Pileo carnoso semigloboso, dein convexo v. pul- 

 vinato, 7-14 cm. lato, colore vario, raox rubro-brunneo, mox roseo- 

 brunneo, interdum etiam roseo v. rubro, sed plerumque maculis 

 luteis, viridibus v. olivaceis adsperso, rarius atro-purpureo ac centro 

 maculis nigris variegato; stipite vaJido, initio napiformi, dein 

 elongato subsequali, 4-7 cm. longo, 2-7 cm.crasso, apice laete luteo, 

 reticulo interdnm usque ad basim descendente hic rubro illic iuteo 

 notato; tubulis brevibus, dein mediocribus, luteis, dein coerulescenti- 

 bus, virescentibus v. nigrescentibns, aeri diu expositis postremo ru- 

 bris, adnexis dein hberis; poris minutis rotundatis, primo luteo-late- 

 ritiis, dein luteo-aurantiacis, tactu virescentibus; carne moUi, luteo- 

 rubra, demum coerulea, maculis purpureis notata, basi stipitis obscure 

 purpurea v. interdum brunnea, tactu ad rubrum v. rubro-brunneum 

 vergente; sapore grato, odore subnullo. 



Hah. in silvis frondosis, pluribus locis, in Helvetia. 

 Boletus fragillpes C. Mart. Bull. Soc. bot. Gen^ve, VII, 1892- 473 



