146 The North American Cup-Fungi 



shaped, finally expanded, about .3 mm. in diameter, whitish- 

 pruinose; asci clavate, reaching a length of 60-80 fx and a diam- 

 eter of 8-9 n, 8-spored; spores 2-seriate or partially so, ellipsoid, 

 2.5-3 X 8.5-9 /x; paraphyses filiform, scarcely enlarged above. 



On old bark of Carpinus. 



Type locality: Lyndonville, New York. 



Distribution : Known onh' from the type locality. 



56. Helotium propinquum Sacc. & Ellis; Sacc. Michelia 2: 572. 

 1882. 



Apothecia sparse, sessile or subsessile, patelliform, yellowish, 

 .5-. 7 mm. in diameter; hymenium concave to nearly plane; asci 

 clavate, reaching a length of 50 60 /z and a diameter of 6-7 m> 

 8-spored; spores fusoid, slightly curved, 1.5-2 X 7-10 )u; pa- 

 raphyses filiform. 



On branches of Cornus. 



Type locality: Pennsylvania. 



Distribution : Known onh- from the type locality. 



ExsiCCATi: Ellis, N. Am. Fungi 995. 



Type material in the herbarium is too scant to permit of 

 satisfactory study and nothing can be added to the above. 



57. Helotium Cassandrae (Kanouse) Seaver, comb. nov. 

 Phialea Cassandrae Kanouse, Papers Mich. Acad. Sci. 20: 71. 1935. 



Apothecia solitary, scattered, stipitate, reaching a diameter 

 of .5 mm., translucent-white; stem extremely long and thin, 

 flexuous, the lower half or more black, the upper half like the 

 apothecium, sub-bulbous at the base; hymenium similar in color 

 to the outside of the apothecium; asci clavate, reaching a length 

 of 30-42 /x and a diameter of 5-7 /x, 8-spored ; spores 2-seriate, 

 elongated, attenuated below, 1.4-1.8 X 6-8 n; paraphyses sim- 

 ple, or sparingly branched, reaching a diameter of 3-4.5 /x above. 



On fallen leaves of Chamaedaphne calyciilata. 



Type locality: Mud Lake Bog, Michigan. 



Distribution: Michigan. 



Illustrations: Farlowia 1: 168,/. 13. 



The author of the species states: "This beautiful little fungus 

 is distinguished by the small spores and by the contrasting 

 black and white of the stipe." 



