ruNGi. 15* 



the pileus, consisting of subrotund pores with thin simple dis- 

 sepiments, p. 134. (sp. 45.) 



7. Boletus. Hymenium distinct from the substance of the 

 pileus^ consisting of cylindric separable tubes. Sporidia oblong. 

 p. 147. (sp. 16.) 



8. FiSTULiNA. Hymenium formed of a distinct substance* 

 but concrete with the fibres of the pileus. Tubes at first wart- 

 like, somewhat remote, closed, radiato-fimbriate, at length 

 approximated, elongated, open. p. 154. (sp. 1.) 



9. HydnuiM. Hymenium of the same substance as the pileuSy 

 composed of free spine-like processes, p. 155. (sp. 15.) 



10. SiSTOTREMA. Hymenium somewhat distinct from the 

 pileus, composed of irregularly disposed, curved and gyrose. 

 lamellate teeth, p. 169. (sp. 1.) 



11. Irpex. Hymenium concrete with the substance of the 

 pileus, torn into distinct spines disposed in rows or in a reti- 

 culate manner, their bases connected together by lamellate, 

 sinuous or porous folds. Asci slender, situated only on the 

 toothed processes, p. 160. (sp. 2.) 



12. Radulum. Hymenium tuberculated. Tubercles shape- 

 less, resembling papillae or rude somewhat angular spines, more 

 or less obtuse, distant, distinct or irregularly fasciculate, the 

 inner substance homogeneous with the receptacle. Asci oc- 

 cupying indifferently all parts of the hymenium. p. 161. (sp. 1.) 



13. Phlebia. Hymenium homogeneous and concrete with 

 the pileus, smooth, venoso-rugose; wrinkles interrupted, disposed 

 irregularly, straight or flexuous, bearing asci all over. p. 161. 

 (sp. 3.) 



14. Thelephora. Hymenium homogeneous and concrete 

 with the pileus, even or papillate, the whole surface bearing 

 asci. p. 162. (sp. 42.) 



Tribe II. Clavati. Receptacle vertical, simple or branched, 

 tendinf/ to a cylindrical form, immarginate. Hyjnenium sitpcrior. 

 Asci Jixed, 



15. Clavaria. Tfrreptarle erect, more or less cylindrical, 

 homogeneous, confluent with the stem. Hymenium occupying 

 the whole surface, p. 173. (sp. 20.) 



16. Cai-o( KHA. Between horny and gelatinous, tough, 

 slimy, rooting, without any (TLstinct stem. Asci sk'ndcr. p. 177. 

 (sp. 3.) 



17. Geoolossum. Recej)tacla erect, clnb-shapcd, subcom- 



