146 FIELD COLUMBIAN MUSEUM BOTANY, VOL. i. 



C. ophioglossoides (Ehrh.) Link. 



On ground in wet woods, Aug. 24, 1893 (Nuttall, 1172). 



DOTHIDEACE.E. 

 PHYLLACHORA Nits. 



P. GRAMINIS (Pers) Fckl. 



On living leaves of Hysterix Hysterix, Fayette Co., near 

 Nuttallburg (MillspaugJi). On Elymus Canadensis, Oct. 28, 1893 

 (Nuttall, 1250, 192). 



P. Caricis (Fr.) Sacc ? 



On Korycarpus diandrus, March i, 1894 (immature) (NuttalL 

 1402, 238). 



DOTHIDELLA Speg. 



D. Ulmse (Sz.) E. & E. 



On Ulmus pubescens, Nov. 5, 1894 (Nuttall, 1749, 629). 



PLOWRIGHTIA ,Sacc. 



P. MORBOSA (Schw.) Sacc. 



On limbs or cultivated Plum and Cherry, Monongalia Co., 

 near Morgantown (MillspaugJi). 



MICROTHYRIACE^:. 

 MYIOCOPORON Speg. 



M. Smilacis (De Not) Sacc. 



On Smilax sp. April 12, 1895 (Nuttall, 1807). 



LOPHIOSTOMACE.E. 



LOPHIOTREMA Sacc. 



3j. Nucula (Fr.) Sacc. 



On dead heartwood of Liquidambar Styraciflua, April 20, 1894 

 (Nuttall, 1479, 459). 



LOPHIDIUM Sacc. 



3j. uitidum E. & E. , Proc. Phila. Acad. , 333 (1894). 



TYPE HABITAT: On Vitis cult. Feb. 2, 1894 (Nuttall, discov. 

 1336, 295). 



Perithecia scattered, semi-erumpent, small (200 to 250 ft 

 diameter) black and shining, subhemispherical, the flattened 

 base immersed in the bark. Ostiolum compressed, thin, narrow, 

 sometimes obsolete. Asci cylindrical, short (8 to 10 p), stipi- 

 tate, about IQO x 10 to 12 (*, paraphysate, 8-spored. Sporidia 

 uniseriate, oblong elliptical, yellow-brown, 5 to 7-septate with a 

 longitudinal septum running through two or more cells, 19 to 22 

 x 8 to 10 fji, ends mostly rounded and obtuse, not at all or only 

 slightly constricted in the middle. 



