. ) I 



1 .47. SjJ'H-i-/tf rnbictuidu. Schw. Spots determinate, of a uni- 

 form red color, covered. Perithecia minute, lilack, papillate (the 

 papilla- srriately prominent), seated on the inner hark and covered by 

 tlie red-tinted epidermis. 



On stems of Solanum ami Chenopodium, Carolina and Pennsyl- 

 vania (Schwj. Compare Leptosphc&ria rubicund a, on p. 360. 



1748. Spl'H'i'f" l'/l<i<-iint. Schw. Covered, spot? indeterminate, 

 always lilac-colored. Peritlnvia loosely scattered under the spots. 

 very minute. Mack, hen- and there subproininent. 



On stems of Asclepias Syriacus. 



174D. Splm riii 1<i(j<'t'iml<t. Schw. Covered, at leiurth nearly 

 free, scattered on \\ cinera-cent spot in tlie epidermis. Perithecia 

 minute, often 2-o confluent-subseriate, distinctly raising the epidermis. 

 OMioIa cylindrical, becoming rlobosr. very distinctly prominent. 



< )n atems of T<i<j<t< * icidt.). 



1752. Sp/Ki ,!<! evulsa, Sch\v. Scattered, half a line (in diam.). 



;it lirsi entirely covered lv the fibers with which it is easilv tornawav 



* / , 



l>ei nil' only slightly attached. Teritlieci;! depressed, subconical from a 

 rather lro;id base, often collapsed l.do\v. Ostiolum minute, perl'oi-ati-d. 

 On stems of climltiiiLi' ln-rliaceoiis jdants. 



1753. Sphce-ria meloplaca,Scliw. Gregarious, covered at first 



ly the thin epidermis, at length dennde(l. immersed in a lilack 01* dai'k 

 In-own ci'iisr which it linally penetrates, the numerous ii-reuidarly 

 Li'loliose, nearly free, black, rugose, astomous, empty perithecia cominn- 

 in siir'ht. Sometimes they are subostiolate-impressed at the vertex. 

 On stems of tlie larger herbs. 



1754. Sphceria J////-/7//N. Schw. Perithecia scattered, minute. 

 globose-conical, dark brown, very thin, glabrous, subcollapsing, con- 

 fluent with the ostiola, erumpent-superficial, punctiform, seated on a 

 dark cinereous, thin, subdeterminate, effused spot an inch in diameter, 

 not surround i mi 1 the stem. Somewhat resembles Phoma nebulosa. 



On branches of Myrrhis Canadensis. 



1756. Sphceria sulcigena, Schw. Seriately scattered in the 

 furrowed surface of the culm, very minute, at first covered by the 

 thin epidermis, tinged with black, subimniersed, subrotund, flattened, 

 crowned with a deciduous papilla. 



On old culms of Zizania, Philadelphia, Pa. 



1757. Sphceria Pastinacce, Schw. Perithecia scattered but 



