105 



40. Bolotns piillidiis, n. sp. 



Pileus afr first convex, then flat, depressed, pallid browniyh white, sometimes 

 with a tinge of red, IJ^ to A% inches broad. Tuhcs pale yellow, almost white, 

 separating easily from the pileus, not quite adnate, the part not so often tinged 

 with green. Stem whitish, streaked with brown lines, somewhat enlarged at 

 base, 3 to 5 inches long. Fleali white in pileus, tinged with red in stem, the 

 tubes changing to blue. Spores .0105-.0065 m. m. 



In woods. August and September. 



41. Boletus sordidnsj n. sp. 



Pileus pulvinato, dirty dark brown, subtomcntose, about 2 inches broad. 

 Tubes at first white, long, not quite adnate, turning bluish green. tStem brown- 

 ish, streaked very dark, smaller as it enters the pileus, generally green around 

 the part not adnate. Flesh white, now and then tinged with green. Spores 

 .0136-.0052m.m. 



On recent excavations in woods. July. 



42. Boletus chromapes, n. sp. 



Pileus flat convex, slightly tomentose, which is sometimes fasciculated, pale 

 vermilion, 2 to 3 inches broad, l^ibes at first white, within light brown^. after- 

 wards brown, lialf adnate. Stem whitish, colored by the brown yellowish 

 spores, near the apex with a slight tinge of vermilion, chrome yellow at base, 

 most often flexuous, thickened somewhat downwards. Flesh white, unchang- 

 ing. Spores .0126-.0052 m. m. 



In woods. July. 



43. Boletus yersipellis, Fi: 44. Boletus scaber, Bull. 

 45. Boletus felleus, Bull. 46. Boletus castaneus, Bull. 

 47. Boletus cyanescens, Bull. 



BUX. BUP. SOC. NAT. SCI. (14) JUNK, 1874. 



