MOLLISIA 213 



On stems of Iris. 



Type locality: Europe. 



Distribution: New York and Ontario; also in Europe. 



Several collections of this species from Canada determined 

 by H. S. Jackson are in The New York Botanical Garden. The 

 apothccia are seated on large reddish discolored areas on the 

 leaves. 



32. Mollisia hydrophila Karst. Myc. Fenn. 1: 196. 1871. 

 Peziza hydrophila Karst. Not. Soc. Fauna Fl. Fenn. 10: 163. 1869. 



Apothecia gregarious, entirely white, or pallid, finally sordid- 

 white to cinereous, becoming brown when dry, .7-1 mm. in 

 diameter; hymenium convex, concave when dry; asci fusoid- 

 cylindric, reaching a length of 50-70 )u and a diameter of 5-7 y.; 

 spores acicular, 1.5-2.5 X 9-12 /x; paraphyses filiform, enlarged 

 above. 



On culms of grasses, Phragmites, Andropogon, Sorghum etc. 



Type locality: Europe. 



Distribution: New Jersey; also in Europe. 



ExsiCCATi: Ellis, N. Am. Fungi 847. 



33. Mollisia epitypha Karst. Myc. Fenn. 1: 197. 1871. 

 Niptera epitypha Karst. Not. Soc. Fauna. Fl. Fenn. 11: 247. 1871. 



Apothecia gregarious, sessile, at first globose, opening and 

 becoming hemispherical, finally convex, at first entirely brownish- 

 cinereous, then cinereous-livid, .6-1 mm. in diameter, externally 

 black when dry; hymenium grayish-pallid; asci fusoid-clavate, 

 reaching a length of 50-60 /x and a diameter of 5-6 ju; spores 2- 

 seriate, straight, 2 X 10-14 ^; paraphyses filiform. 



On stems of Typha latijolia; also reported on Carex. 



Type locality: Europe. 



Distribution: Michigan; also in Europe. 



The only American specimen of this species seen is one from 

 Michigan collected and determined by Geo. B. Cummins. 



34. Mollisia alpina Rostr. Medd. Gr0nl. 3: 609. 1891. 



Apothecia gregarious, sessile, at first globose, then concave, 

 brownish-black, reaching a diameter of .25 y.\ asci cylindric- 

 clavate, reaching a length of 40 n and a diameter of 6-8 yt] 

 spores ellipsoid, 4 X 10-21 ji, with two or three oil-drops. 



