258 



Mycologia 



graminicola Sacc. in broader spores which are not attenuated at 

 the ends. Standley (14256). 



Phaeodidymae 



MlCRODIPLODIA VlCIAE Peck 



On Vicia americana Muhl. (14176). 



Microdiplodia galiicola sp. nov. 



Pycnidia scattered or gregarious, globose or globose-depressed, 

 immersed in the inner bark, pustuliform-erumpent, or left ex- 

 posed by the falling away of the epidermal layers of the cortex, 

 dark-brown, 1 50-250 /x in diam. ; basidia not seen; spores numer- 

 ous, oblong or elliptic, rounded at the ends, uniseptate, slightly 

 constricted at the septum, brown, 7-10 X 3-4 



On old stems of Galium boreale L. (14757). 



Microdiplodia Anograe sp. nov. 



Pycnidia scattered, globose, minute or punctiform, black, 130- 

 150/x in diam.; spores numerous, variable in form, oblong and 

 rounded at the ends or oblong-fusoid and subacute at the ends, 

 uniseptate, not markedly constricted, brown, 6-9 X 3-5/^; basidia 

 inconspicuous. 



On old stems of Anogra coronopifolia (T. & G.) Britton 

 (14768 p.p.). Associated with a Mycosphaerella which is close 

 to Mycosphaerella Oenotherae (E. & E.) but in insufficient amount 

 for determination. 



Ascochytula agropyrina sp. nov. 



Pycnidia scattered or gregarious, erumpent, globose, black, 250- 

 320 /x in diam. ; spores oblong-cylindric, rounded at the ends, uni- 

 septate, constricted at the septum, external cell walls often de- 

 pressed-concave near the middle, at first hyaline, becoming yellow 

 or greenish-yellow and finally pale-brown, nucleolate, 17-23X6/X. 



On old leaves of Agropyron Bakeri A, Nels. (14330 a, p.p.)- 

 Cfr. Diedicke on the genus Ascochytula, Ann. Mycol. 10: 141. 



