200 Cincinnati Society of Natural History, 



6. C. OLivAjiCENS, B. & C. Effused, membranaceous; the 

 border and underside white-fibrillose. Hymenium yellow-oliva- 

 ceous, pulverulent. 



On old wood of elm. Subiculum consisting of white threads, 

 which send out delicate filaments over the wood. 



7. C. ALiMDO-CARNEUM, Schw. Effused, somewhat waxy, 

 adnate; the border and underside byssinc-fibrillose, white. Hy- 

 menium flesh colored, pruinose, by dryness rimose. 



On the smooth bark of branches of hickory. Long, conflu- 

 ent, but rallier narrow; flesh-color in the center with an elegant 

 fibrillose border. 



8. C. C/ERULEUM, Schrad. Subrotund, then effused, adnate, 

 at first tonientose, bright blue; the border byssine, blue changing 

 to whitish. Hymenium soft, waxy, papillose, setulose then glab- 

 rate. 



On branches of beech. Effused for several inches. 



HI. T.EiosTROMA. Agglutinate, and without a strigose or 

 fibrillose border; for the mycelium passes at once into the hymen- 

 ium which is closely attached to the substratum. 



9. C. CALCEUM, Pers. Effused, agglutinate, waxy, very 

 smooth; white; the border similar. Hymenium even, glabrous, 

 when dry rimose and rigid. 



Upon dry wood. Varying greatly in form; the color also 

 varies to clay-color and brownish. Tiie hymenium is somewhat 

 broken up into small pieces. 



10. C. PUiiERUM, Fr. Widely effused, waxy, closely adnate, 

 indeterminate, white or argillaceous. Hymenium even, velvety, 

 with short bristles, by dryness rimose. 



Upon old wood. Very much like the preceding species, but 

 differing in the velvety-setulose hymeninni. 



11. C. OCHRACEUM, Fr. Widely effused, agglutinate, soft- 

 waxy, glabrate ; the border white, somewhat radiating, soon van- 

 ishing. Hymenium pallid, then ochraceous, sprinkled with golden- 

 glittering atoms, at length naked, papillose or tuberculose, col- 

 lapsed and rimose. 



Upon old wood. Effused for several inches. 



12. C. SUBGIGANTEUM, Berk. Widely effused, rigid, cream- 

 colored, brownish toward the margin. Hymenium velvety then 

 ■glabrous. 



