460 



I). Phaseolorum, (C. & E.) 



SphcEria Phaseolorum, C. & E. Grev. VI, p. 93. 

 Diaportlie Phaseolorum, Sacc. Syll. 2635, Cke. Syn, 2423. 

 Exsicc. Ell. N. A. F. 1S8. 



Perithecia ga-egariou's, buried, very small. Ostiola spine-like, 

 slender, projectiBg for J-| mm. Asci clavate, 30-35 x 6-7 //. Spo- 

 ridia biseriate, oblong-lanceolate, 4-nucleate, scarcely or only slightly 

 constricted, 10-12 x3 // (16 n long, Cke.). 



On decaying bean vines left exposed through the winter. New- 

 field, N. J. Mostly around the nodes of the stem, the surface mostly 

 blackened and the stroma limited within by a black lino. 



D. Desniodii, (Pk.) 



SphiEria Desniodii, Pk, 26th Rep. p. 87. 

 Sphceria desmodiana, C. & E. Grev, VI, p. 93. 

 Diaporthe Desniodii, Sacc. Syll. 2633, Cke. Syn. 2420. 



Perithecia scattered or seriately placed, minute, black, covered 

 by the epidermis which is pierced by the acute or narrowly conical 

 ostiola. Asci clavate, 35 x 5 /<. Sporidia biseriate, fusiform, colorless, 

 2-4-nucleate, 8-10 x 2^ fi. 



On dead stems of Desmodium, New York and New Jersey. 



In Grev. 1. c. the sporidia are given as 18 /< long, but we can 

 make them only 10 //. 



D. racemula, (C. & P.) 



SphiEria racemula, C. & P. 2gth Rep. N. Y. State Mus. p. 65. 

 Diaporthe racemula, Sacc. Syll. 2629, Cke. Syn. 2417. 



Perithecia cespitose, rugose, small, flattened, black, at length col- 

 lapsing, separating with the epidermis- which is pierced by the elon- 

 gated ostiola. Asci clavate, sessile. Sporidia narrowly lanceolate, 

 colorless, 4-nucleate, 15 // long. 



On dead stems of Epilobmm angustifolium, New York. 



VALSA, Fr. 



Summa Veg. Scand. p. 140, emend. Sacc. Syll. I, p. 103. 



Perithecia immersed in the bark, more or less distinctly circinate 

 and lying in a single layer. Ostiola entire, converging to the center 

 and mostly united in a small, erumpent disk. 



Stroma cortical, loithout any circumscribing line. Dish mostly 



black. {Euvalsa Nits. Pyr. Germ. p. 126). 



* MlcrosporcB. Sporidia not exceeding 8 pt long. 



