jo SACCARDO, PECK, TRELEASE 



latis obvallatis ; sporidiis subdistichis, fusiformibus, 3~4-septatis, non 

 constrictis, s<epe insequalibus v. curvulis, dilute olivaceis. 



Disenchantment Bay (Trelease, 732, on decaying stems of Lupinus, 

 associated with Phoma). 

 Leptosphaeria agnita labens Saccardo & Scalia, subsp. nov. (pi. v, 



fig. u.) 



A typo differt peritheciis in macula flavida paullo majoribus (.5 

 mm. diam.) facile collabentibus ; sporidiis non diversis. 



Unalaska (Trelease, 731, on dead herbaceous stems). 

 Leptosphaeria silenes-acaulis De Notaris. 



Unalaska (Harrington in 1871-2, on dead petioles and leaves of 

 Silene acaulis}. 

 Leptosphaeria marginata Niessl. 



Yakutat Bay (Funston, on leaves of Pyrola secunda) . 



In maculis atris epiphyllis, rarius hypophyllis. 

 Leptosphaeria juncicola Rehm. 



Shumagin Islands (Harrington in 1871-2, on stems of Scirpus 

 ccespitosus) . 

 Amphisphaeria applanata (Fries) Cesati & De Notaris. 



Yakutat Bay (Trelease, 7340, on dry twigs, accompanying Pirottcea 

 yakutatiana) . 



Asci 105-115 x 14-15 /*; sporidia 22-25 x 8-8.5; loculo super. 

 ( !) majori et acutiori. Perithecia .5 .6 mm. diam. 



Didymosphaeria nana Rostrup. 



Port Wells (Trelease 910*2, on leaves of Alnus.} 



A typo differt sporidiis paullo brevioribus, nempe 1820 X 6.57*5 

 At, nee 25 x 7-8 fi. 



Didymosphaeria arenaria macrospora Saccardo & Scalia, subsp. nov. 



(pi. iv, fig. 9.) 



Sporidiis 40 x 13.5 fi (nee 30 X 14 /*), fuscellis. 



Shumagin Islands (Harrington in 1871-2, in culms of Aira ccespi- 

 tosa brevifolia). 



Diaporthe (Chorostate) strumella (Fries) Fuckel. 



Sitka (Trelease, 79^? on branches of Riles laxifloruiri). 

 Forma oligocarpa. 



Diaporthe (Chorostate) anisomera Saccardo & Scalia, sp. nov. (pi. 

 v, fig. 10.) 

 Stromatibus gregariis, corticolis, erumpentibus, ambitu suborbi- 



