Blitrydium megalospomm Clements, n.sp. 



Ascoma patellate, sessile, carbonaceous, black, i to li mm. ; 

 disc black, plane, or strongly convex, margin more or less 

 convex; asci long clavate, nearly sessile, S-spored, 140- 

 175x30-40 fi; spores elliptical oblong, bfownish yellow, 

 attenuated both ways but obtusely rounded at the ends, 

 inequilateral, with 12-15 transverse septa and 5-7 longi- 

 tudinal interrupted septa, becoming fenestrate muriform, 

 distichous, not constricted, 50-72x20-25 //; paraphyses 

 colorless, clavate, furcate above. 

 On decorticated twigs of Fraxinus viridis Saltillo. (2998) 

 Pucclnin angusiata Pk. 



On Cyperus esculentus, Kennedy. (3284) 

 On Scirpus atrovirens, Saltillo. (3296) 

 *Puccinia caricis (Schum.) Rebent. 



On Cyperus houghtoniijIhoxaaB county. (3317) 

 *Puccima helianthi Schw. 



On Heliopsis scabra, Bellevue. (3208) 

 Puccinia lygodesmiae E. & E. 



On Lygodesmia juncea, Arapahoe. (2208) 

 *Puccinia petalosfemonis Parlow. 



I. and II. on Kuhniaster a purpurea, Lincoln. (3360, 3090) 

 *Puccinia silphii Schw. 



On Silphium perfoliatum, Lincoln. (3176) 

 Puccinia porri (Sow.) Winter. 



I. on Allium midahile, Lincoln. (3353) 

 *Puccinia pimpinellae (Strauss) Lk. 



III. on' Peucednnum foeniculaceum, South Bend. (3352 j 

 *Aecidium compositarum Mart. 



On Rudheckia an gusti folia, Lincoln. (3096) 

 *Aecidium clematidis DC. 



On Clematis virginiana, Lincoln. (8357) 

 *Aecidium jamesianum Pk. 



On Asclepias tuberosa, Lincoln. (8356) 



