RpJPORT OF THE BOTANIST. Sf) 



Mycrothyrium Smilacis De Not. 



Dead stems of Sniilax. Sag Harbor, L. I. and GaiTisons. June 

 and July. 



Lp:ptostroma vulgare Fr. 



Dead stems of herbs. BnfFalo. Clinton. Green l)nsli. June. 



Phoj^ia a:mpelinum B. dh C. 



Dead stems of grape vines. Sandlake and Greenbnsh. June 

 and July. 



Phoma liber atum B. d: C. 



On fallen pine leaves. Center. October. 



Phoma Menispermi n. sp. 



Perithecia small, scattered, elevated, black, shining, seated on 

 the inner bark, bursting through the epidermis, spores minnte. 



Dead stems of Menispenaiun Canadense. Greenbnsh. Novem- 

 ber. 



Little wliite spots remain where the perithecia are broken 

 away. Sometimes, in a favorable light, little elevated lines may 

 be seen extending from one pprithecium to another. 



SPH^RONEiSrA SUBTILE Fv. 



Rotten wood. Buffalo. Clinton. 



Sph^eronema subulatum Fr. 



Decaying Agarics, tielderberg mountains. June. 



Sph.eronema pruinosum n. sp. 



Perithecia scattered, seated on the inner bark, ernmpent through 

 the epidermis, elongated-conical or short spiniform, blunt, black, 

 pallid or yellowish at the base, more or less pi'uinose : globule 

 hyaline ; spores large, oblong, -^woq' lo^^g- 



Dead branches of Amelanchier Canadensis. Garrisons. June. 



The branch is roughened by the projecting perithecia, which 

 are sometimes so pruinose that it appears to be dotted with little 

 white spots. 



Sph^ronema Coryli n. sp. 



Perithecia innate in the exterior bark, very numerous, minute, 

 slightly elevated, truncated, black, easily separating from the 

 matrix ; spores oblong or elliptical, ygVo' ^^ length. 



Dead branches of Corylus Americana. West Albany. July. 



The perithecia are rather fragile, and when moist are easily 

 compressed on the slide of the microscope, so that the jointed fila- 

 ments wdiich enter into their structure are plainly discernible. 



